| Code | Display |
| aaa | Ghotuo |
| aab | Alumu-Tesu |
| aac | Ari |
| aad | Amal |
| aae | Arbëreshë Albanian |
| aaf | Aranadan |
| aag | Ambrak |
| aah | Abu' Arapesh |
| aai | Arifama-Miniafia |
| aak | Ankave |
| aal | Afade |
| aan | Anambé |
| aao | Algerian Saharan Arabic |
| aap | Pará Arára |
| aaq | Eastern Abnaki |
| aar | Afar |
| aas | Aasáx |
| aat | Arvanitika Albanian |
| aau | Abau |
| aaw | Solong |
| aax | Mandobo Atas |
| aaz | Amarasi |
| aba | Abé |
| abb | Bankon |
| abc | Ambala Ayta |
| abd | Manide |
| abe | Western Abnaki |
| abf | Abai Sungai |
| abg | Abaga |
| abh | Tajiki Arabic |
| abi | Abidji |
| abj | Aka-Bea |
| abk | Abkhazian |
| abl | Lampung Nyo |
| abm | Abanyom |
| abn | Abua |
| abo | Abon |
| abp | Abellen Ayta |
| abq | Abaza |
| abr | Abron |
| abs | Ambonese Malay |
| abt | Ambulas |
| abu | Abure |
| abv | Baharna Arabic |
| abw | Pal |
| abx | Inabaknon |
| aby | Aneme Wake |
| abz | Abui |
| aca | Achagua |
| acb | Áncá |
| acd | Gikyode |
| ace | Achinese |
| acf | Saint Lucian Creole French |
| ach | Acoli |
| aci | Aka-Cari |
| ack | Aka-Kora |
| acl | Akar-Bale |
| acm | Mesopotamian Arabic |
| acn | Achang |
| acp | Eastern Acipa |
| acq | Ta'izzi-Adeni Arabic |
| acr | Achi |
| acs | Acroá |
| act | Achterhoeks |
| acu | Achuar-Shiwiar |
| acv | Achumawi |
| acw | Hijazi Arabic |
| acx | Omani Arabic |
| acy | Cypriot Arabic |
| acz | Acheron |
| ada | Adangme |
| adb | Atauran |
| add | Lidzonka |
| ade | Adele |
| adf | Dhofari Arabic |
| adg | Andegerebinha |
| adh | Adhola |
| adi | Adi |
| adj | Adioukrou |
| adl | Galo |
| adn | Adang |
| ado | Abu |
| adq | Adangbe |
| adr | Adonara |
| ads | Adamorobe Sign Language |
| adt | Adnyamathanha |
| adu | Aduge |
| adw | Amundava |
| adx | Amdo Tibetan |
| ady | Adyghe |
| adz | Adzera |
| aea | Areba |
| aeb | Tunisian Arabic |
| aec | Saidi Arabic |
| aed | Argentine Sign Language |
| aee | Northeast Pashai |
| aek | Haeke |
| ael | Ambele |
| aem | Arem |
| aen | Armenian Sign Language |
| aeq | Aer |
| aer | Eastern Arrernte |
| aes | Alsea |
| aeu | Akeu |
| aew | Ambakich |
| aey | Amele |
| aez | Aeka |
| afb | Gulf Arabic |
| afd | Andai |
| afe | Putukwam |
| afg | Afghan Sign Language |
| afh | Afrihili |
| afi | Akrukay |
| afk | Nanubae |
| afn | Defaka |
| afo | Eloyi |
| afp | Tapei |
| afr | Afrikaans |
| afs | Afro-Seminole Creole |
| aft | Afitti |
| afu | Awutu |
| afz | Obokuitai |
| aga | Aguano |
| agb | Legbo |
| agc | Agatu |
| agd | Agarabi |
| age | Angal |
| agf | Arguni |
| agg | Angor |
| agh | Ngelima |
| agi | Agariya |
| agj | Argobba |
| agk | Isarog Agta |
| agl | Fembe |
| agm | Angaataha |
| agn | Agutaynen |
| ago | Tainae |
| agq | Aghem |
| agr | Aguaruna |
| ags | Esimbi |
| agt | Central Cagayan Agta |
| agu | Aguacateco |
| agv | Remontado Dumagat |
| agw | Kahua |
| agx | Aghul |
| agy | Southern Alta |
| agz | Mt. Iriga Agta |
| aha | Ahanta |
| ahb | Axamb |
| ahg | Qimant |
| ahh | Aghu |
| ahi | Tiagbamrin Aizi |
| ahk | Akha |
| ahl | Igo |
| ahm | Mobumrin Aizi |
| ahn | Àhàn |
| aho | Ahom |
| ahp | Aproumu Aizi |
| ahr | Ahirani |
| ahs | Ashe |
| aht | Ahtena |
| aia | Arosi |
| aib | Ainu (China) |
| aic | Ainbai |
| aid | Alngith |
| aie | Amara |
| aif | Agi |
| aig | Antigua and Barbuda Creole English |
| aih | Ai-Cham |
| aii | Assyrian Neo-Aramaic |
| aij | Lishanid Noshan |
| aik | Ake |
| ail | Aimele |
| aim | Aimol |
| ain | Ainu (Japan) |
| aio | Aiton |
| aip | Burumakok |
| aiq | Aimaq |
| air | Airoran |
| ait | Arikem |
| aiw | Aari |
| aix | Aighon |
| aiy | Ali |
| aja | Aja (South Sudan) |
| ajg | Aja (Benin) |
| aji | Ajië |
| ajn | Andajin |
| ajp | South Levantine Arabic |
| ajt | Judeo-Tunisian Arabic |
| aju | Judeo-Moroccan Arabic |
| ajw | Ajawa |
| ajz | Amri Karbi |
| aka | Akan |
| akb | Batak Angkola |
| akc | Mpur |
| akd | Ukpet-Ehom |
| ake | Akawaio |
| akf | Akpa |
| akg | Anakalangu |
| akh | Angal Heneng |
| aki | Aiome |
| akj | Aka-Jeru |
| akk | Akkadian |
| akl | Aklanon |
| akm | Aka-Bo |
| ako | Akurio |
| akp | Siwu |
| akq | Ak |
| akr | Araki |
| aks | Akaselem |
| akt | Akolet |
| aku | Akum |
| akv | Akhvakh |
| akw | Akwa |
| akx | Aka-Kede |
| aky | Aka-Kol |
| akz | Alabama |
| ala | Alago |
| alc | Qawasqar |
| ald | Alladian |
| ale | Aleut |
| alf | Alege |
| alh | Alawa |
| ali | Amaimon |
| alj | Alangan |
| alk | Alak |
| all | Allar |
| alm | Amblong |
| aln | Gheg Albanian |
| alo | Larike-Wakasihu |
| alp | Alune |
| alq | Algonquin |
| alr | Alutor |
| als | Tosk Albanian |
| alt | Southern Altai |
| alu | 'Are'are |
| alw | Alaba-K’abeena |
| alx | Amol |
| aly | Alyawarr |
| alz | Alur |
| ama | Amanayé |
| amb | Ambo |
| amc | Amahuaca |
| ame | Yanesha' |
| amf | Hamer-Banna |
| amg | Amurdak |
| amh | Amharic |
| ami | Amis |
| amj | Amdang |
| amk | Ambai |
| aml | War-Jaintia |
| amm | Ama (Papua New Guinea) |
| amn | Amanab |
| amo | Amo |
| amp | Alamblak |
| amq | Amahai |
| amr | Amarakaeri |
| ams | Southern Amami-Oshima |
| amt | Amto |
| amu | Guerrero Amuzgo |
| amv | Ambelau |
| amw | Western Neo-Aramaic |
| amx | Anmatyerre |
| amy | Ami |
| amz | Atampaya |
| ana | Andaqui |
| anb | Andoa |
| anc | Ngas |
| and | Ansus |
| ane | Xârâcùù |
| anf | Animere |
| ang | Old English (ca. 450-1100) |
| anh | Nend |
| ani | Andi |
| anj | Anor |
| ank | Goemai |
| anl | Anu-Hkongso Chin |
| anm | Anal |
| ann | Obolo |
| ano | Andoque |
| anp | Angika |
| anq | Jarawa (India) |
| anr | Andh |
| ans | Anserma |
| ant | Antakarinya |
| anu | Anuak |
| anv | Denya |
| anw | Anaang |
| anx | Andra-Hus |
| any | Anyin |
| anz | Anem |
| aoa | Angolar |
| aob | Abom |
| aoc | Pemon |
| aod | Andarum |
| aoe | Angal Enen |
| aof | Bragat |
| aog | Angoram |
| aoi | Anindilyakwa |
| aoj | Mufian |
| aok | Arhö |
| aol | Alor |
| aom | Ömie |
| aon | Bumbita Arapesh |
| aor | Aore |
| aos | Taikat |
| aot | Atong (India) |
| aou | A'ou |
| aox | Atorada |
| aoz | Uab Meto |
| apb | Sa'a |
| apc | North Levantine Arabic |
| apd | Sudanese Arabic |
| ape | Bukiyip |
| apf | Pahanan Agta |
| apg | Ampanang |
| aph | Athpariya |
| api | Apiaká |
| apj | Jicarilla Apache |
| apk | Kiowa Apache |
| apl | Lipan Apache |
| apm | Mescalero-Chiricahua Apache |
| apn | Apinayé |
| apo | Ambul |
| app | Apma |
| apq | A-Pucikwar |
| apr | Arop-Lokep |
| aps | Arop-Sissano |
| apt | Apatani |
| apu | Apurinã |
| apv | Alapmunte |
| apw | Western Apache |
| apx | Aputai |
| apy | Apalaí |
| apz | Safeyoka |
| aqc | Archi |
| aqd | Ampari Dogon |
| aqg | Arigidi |
| aqm | Atohwaim |
| aqn | Northern Alta |
| aqp | Atakapa |
| aqr | Arhâ |
| aqt | Angaité |
| aqz | Akuntsu |
| ara | Arabic |
| arb | Standard Arabic |
| arc | Official Aramaic (700-300 BCE) |
| ard | Arabana |
| are | Western Arrarnta |
| arg | Aragonese |
| arh | Arhuaco |
| ari | Arikara |
| arj | Arapaso |
| ark | Arikapú |
| arl | Arabela |
| arn | Mapudungun |
| aro | Araona |
| arp | Arapaho |
| arq | Algerian Arabic |
| arr | Karo (Brazil) |
| ars | Najdi Arabic |
| aru | Aruá (Amazonas State) |
| arv | Arbore |
| arw | Arawak |
| arx | Aruá (Rodonia State) |
| ary | Moroccan Arabic |
| arz | Egyptian Arabic |
| asa | Asu (Tanzania) |
| asb | Assiniboine |
| asc | Casuarina Coast Asmat |
| ase | American Sign Language |
| asf | Auslan |
| asg | Cishingini |
| ash | Abishira |
| asi | Buruwai |
| asj | Sari |
| ask | Ashkun |
| asl | Asilulu |
| asm | Assamese |
| asn | Xingú Asuriní |
| aso | Dano |
| asp | Algerian Sign Language |
| asq | Austrian Sign Language |
| asr | Asuri |
| ass | Ipulo |
| ast | Asturian |
| asu | Tocantins Asurini |
| asv | Asoa |
| asw | Australian Aborigines Sign Language |
| asx | Muratayak |
| asy | Yaosakor Asmat |
| asz | As |
| ata | Pele-Ata |
| atb | Zaiwa |
| atc | Atsahuaca |
| atd | Ata Manobo |
| ate | Atemble |
| atg | Ivbie North-Okpela-Arhe |
| ati | Attié |
| atj | Atikamekw |
| atk | Ati |
| atl | Mt. Iraya Agta |
| atm | Ata |
| atn | Ashtiani |
| ato | Atong (Cameroon) |
| atp | Pudtol Atta |
| atq | Aralle-Tabulahan |
| atr | Waimiri-Atroari |
| ats | Gros Ventre |
| att | Pamplona Atta |
| atu | Reel |
| atv | Northern Altai |
| atw | Atsugewi |
| atx | Arutani |
| aty | Aneityum |
| atz | Arta |
| aua | Asumboa |
| aub | Alugu |
| auc | Waorani |
| aud | Anuta |
| aug | Aguna |
| auh | Aushi |
| aui | Anuki |
| auj | Awjilah |
| auk | Heyo |
| aul | Aulua |
| aum | Asu (Nigeria) |
| aun | Molmo One |
| auo | Auyokawa |
| aup | Makayam |
| auq | Anus |
| aur | Aruek |
| aut | Austral |
| auu | Auye |
| auw | Awyi |
| aux | Aurá |
| auy | Awiyaana |
| auz | Uzbeki Arabic |
| ava | Avaric |
| avb | Avau |
| avd | Alviri-Vidari |
| ave | Avestan |
| avi | Avikam |
| avk | Kotava |
| avl | Eastern Egyptian Bedawi Arabic |
| avm | Angkamuthi |
| avn | Avatime |
| avo | Agavotaguerra |
| avs | Aushiri |
| avt | Au |
| avu | Avokaya |
| avv | Avá-Canoeiro |
| awa | Awadhi |
| awb | Awa (Papua New Guinea) |
| awc | Cicipu |
| awe | Awetí |
| awg | Anguthimri |
| awh | Awbono |
| awi | Aekyom |
| awk | Awabakal |
| awm | Arawum |
| awn | Awngi |
| awo | Awak |
| awr | Awera |
| aws | South Awyu |
| awt | Araweté |
| awu | Central Awyu |
| awv | Jair Awyu |
| aww | Awun |
| awx | Awara |
| awy | Edera Awyu |
| axb | Abipon |
| axe | Ayerrerenge |
| axg | Mato Grosso Arára |
| axk | Yaka (Central African Republic) |
| axl | Lower Southern Aranda |
| axm | Middle Armenian |
| axx | Xârâgurè |
| aya | Awar |
| ayb | Ayizo Gbe |
| ayc | Southern Aymara |
| ayd | Ayabadhu |
| aye | Ayere |
| ayg | Ginyanga |
| ayh | Hadrami Arabic |
| ayi | Leyigha |
| ayk | Akuku |
| ayl | Libyan Arabic |
| aym | Aymara |
| ayn | Sanaani Arabic |
| ayo | Ayoreo |
| ayp | North Mesopotamian Arabic |
| ayq | Ayi (Papua New Guinea) |
| ayr | Central Aymara |
| ays | Sorsogon Ayta |
| ayt | Magbukun Ayta |
| ayu | Ayu |
| ayz | Mai Brat |
| aza | Azha |
| azb | South Azerbaijani |
| azd | Eastern Durango Nahuatl |
| aze | Azerbaijani |
| azg | San Pedro Amuzgos Amuzgo |
| azj | North Azerbaijani |
| azm | Ipalapa Amuzgo |
| azn | Western Durango Nahuatl |
| azo | Awing |
| azt | Faire Atta |
| azz | Highland Puebla Nahuatl |
| baa | Babatana |
| bab | Bainouk-Gunyuño |
| bac | Badui |
| bae | Baré |
| baf | Nubaca |
| bag | Tuki |
| bah | Bahamas Creole English |
| baj | Barakai |
| bak | Bashkir |
| bal | Baluchi |
| bam | Bambara |
| ban | Balinese |
| bao | Waimaha |
| bap | Bantawa |
| bar | Bavarian |
| bas | Basa (Cameroon) |
| bau | Bada (Nigeria) |
| bav | Vengo |
| baw | Bambili-Bambui |
| bax | Bamun |
| bay | Batuley |
| bba | Baatonum |
| bbb | Barai |
| bbc | Batak Toba |
| bbd | Bau |
| bbe | Bangba |
| bbf | Baibai |
| bbg | Barama |
| bbh | Bugan |
| bbi | Barombi |
| bbj | Ghomálá' |
| bbk | Babanki |
| bbl | Bats |
| bbm | Babango |
| bbn | Uneapa |
| bbo | Northern Bobo Madaré |
| bbp | West Central Banda |
| bbq | Bamali |
| bbr | Girawa |
| bbs | Bakpinka |
| bbt | Mburku |
| bbu | Kulung (Nigeria) |
| bbv | Karnai |
| bbw | Baba |
| bbx | Bubia |
| bby | Befang |
| bca | Central Bai |
| bcb | Bainouk-Samik |
| bcc | Southern Balochi |
| bcd | North Babar |
| bce | Bamenyam |
| bcf | Bamu |
| bcg | Baga Pokur |
| bch | Bariai |
| bci | Baoulé |
| bcj | Bardi |
| bck | Bunuba |
| bcl | Central Bikol |
| bcm | Bannoni |
| bcn | Bali (Nigeria) |
| bco | Kaluli |
| bcp | Bali (Democratic Republic of Congo) |
| bcq | Bench |
| bcr | Babine |
| bcs | Kohumono |
| bct | Bendi |
| bcu | Awad Bing |
| bcv | Shoo-Minda-Nye |
| bcw | Bana |
| bcy | Bacama |
| bcz | Bainouk-Gunyaamolo |
| bda | Bayot |
| bdb | Basap |
| bdc | Emberá-Baudó |
| bdd | Bunama |
| bde | Bade |
| bdf | Biage |
| bdg | Bonggi |
| bdh | Baka (South Sudan) |
| bdi | Burun |
| bdj | Bai (South Sudan) |
| bdk | Budukh |
| bdl | Indonesian Bajau |
| bdm | Buduma |
| bdn | Baldemu |
| bdo | Morom |
| bdp | Bende |
| bdq | Bahnar |
| bdr | West Coast Bajau |
| bds | Burunge |
| bdt | Bokoto |
| bdu | Oroko |
| bdv | Bodo Parja |
| bdw | Baham |
| bdx | Budong-Budong |
| bdy | Bandjalang |
| bdz | Badeshi |
| bea | Beaver |
| beb | Bebele |
| bec | Iceve-Maci |
| bed | Bedoanas |
| bee | Byangsi |
| bef | Benabena |
| beg | Belait |
| beh | Biali |
| bei | Bekati' |
| bej | Beja |
| bek | Bebeli |
| bel | Belarusian |
| bem | Bemba (Zambia) |
| ben | Bengali |
| beo | Beami |
| bep | Besoa |
| beq | Beembe |
| bes | Besme |
| bet | Guiberoua Béte |
| beu | Blagar |
| bev | Daloa Bété |
| bew | Betawi |
| bex | Jur Modo |
| bey | Beli (Papua New Guinea) |
| bez | Bena (Tanzania) |
| bfa | Bari |
| bfb | Pauri Bareli |
| bfc | Panyi Bai |
| bfd | Bafut |
| bfe | Betaf |
| bff | Bofi |
| bfg | Busang Kayan |
| bfh | Blafe |
| bfi | British Sign Language |
| bfj | Bafanji |
| bfk | Ban Khor Sign Language |
| bfl | Banda-Ndélé |
| bfm | Mmen |
| bfn | Bunak |
| bfo | Malba Birifor |
| bfp | Beba |
| bfq | Badaga |
| bfr | Bazigar |
| bfs | Southern Bai |
| bft | Balti |
| bfu | Gahri |
| bfw | Bondo |
| bfx | Bantayanon |
| bfy | Bagheli |
| bfz | Mahasu Pahari |
| bga | Gwamhi-Wuri |
| bgb | Bobongko |
| bgc | Haryanvi |
| bgd | Rathwi Bareli |
| bge | Bauria |
| bgf | Bangandu |
| bgg | Bugun |
| bgi | Giangan |
| bgj | Bangolan |
| bgk | Bit |
| bgl | Bo (Laos) |
| bgn | Western Balochi |
| bgo | Baga Koga |
| bgp | Eastern Balochi |
| bgq | Bagri |
| bgr | Bawm Chin |
| bgs | Tagabawa |
| bgt | Bughotu |
| bgu | Mbongno |
| bgv | Warkay-Bipim |
| bgw | Bhatri |
| bgx | Balkan Gagauz Turkish |
| bgy | Benggoi |
| bgz | Banggai |
| bha | Bharia |
| bhb | Bhili |
| bhc | Biga |
| bhd | Bhadrawahi |
| bhe | Bhaya |
| bhf | Odiai |
| bhg | Binandere |
| bhh | Bukharic |
| bhi | Bhilali |
| bhj | Bahing |
| bhl | Bimin |
| bhm | Bathari |
| bhn | Bohtan Neo-Aramaic |
| bho | Bhojpuri |
| bhp | Bima |
| bhq | Tukang Besi South |
| bhr | Bara Malagasy |
| bhs | Buwal |
| bht | Bhattiyali |
| bhu | Bhunjia |
| bhv | Bahau |
| bhw | Biak |
| bhx | Bhalay |
| bhy | Bhele |
| bhz | Bada (Indonesia) |
| bia | Badimaya |
| bib | Bissa |
| bic | Bikaru |
| bid | Bidiyo |
| bie | Bepour |
| bif | Biafada |
| big | Biangai |
| bij | Vaghat-Ya-Bijim-Legeri |
| bik | Bikol |
| bil | Bile |
| bim | Bimoba |
| bin | Bini |
| bio | Nai |
| bip | Bila |
| biq | Bipi |
| bir | Bisorio |
| bis | Bislama |
| bit | Berinomo |
| biu | Biete |
| biv | Southern Birifor |
| biw | Kol (Cameroon) |
| bix | Bijori |
| biy | Birhor |
| biz | Baloi |
| bja | Budza |
| bjb | Banggarla |
| bjc | Bariji |
| bje | Biao-Jiao Mien |
| bjf | Barzani Jewish Neo-Aramaic |
| bjg | Bidyogo |
| bjh | Bahinemo |
| bji | Burji |
| bjj | Kanauji |
| bjk | Barok |
| bjl | Bulu (Papua New Guinea) |
| bjm | Bajelani |
| bjn | Banjar |
| bjo | Mid-Southern Banda |
| bjp | Fanamaket |
| bjr | Binumarien |
| bjs | Bajan |
| bjt | Balanta-Ganja |
| bju | Busuu |
| bjv | Bedjond |
| bjw | Bakwé |
| bjx | Banao Itneg |
| bjy | Bayali |
| bjz | Baruga |
| bka | Kyak |
| bkc | Baka (Cameroon) |
| bkd | Binukid |
| bkf | Beeke |
| bkg | Buraka |
| bkh | Bakoko |
| bki | Baki |
| bkj | Pande |
| bkk | Brokskat |
| bkl | Berik |
| bkm | Kom (Cameroon) |
| bkn | Bukitan |
| bko | Kwa' |
| bkp | Boko (Democratic Republic of Congo) |
| bkq | Bakairí |
| bkr | Bakumpai |
| bks | Northern Sorsoganon |
| bkt | Boloki |
| bku | Buhid |
| bkv | Bekwarra |
| bkw | Bekwel |
| bkx | Baikeno |
| bky | Bokyi |
| bkz | Bungku |
| bla | Siksika |
| blb | Bilua |
| blc | Bella Coola |
| bld | Bolango |
| ble | Balanta-Kentohe |
| blf | Buol |
| blg | Balau |
| blh | Kuwaa |
| bli | Bolia |
| blj | Bolongan |
| blk | Pa'o Karen |
| bll | Biloxi |
| blm | Beli (South Sudan) |
| bln | Southern Catanduanes Bikol |
| blo | Anii |
| blp | Blablanga |
| blq | Baluan-Pam |
| blr | Blang |
| bls | Balaesang |
| blt | Tai Dam |
| blv | Kibala |
| blw | Balangao |
| blx | Mag-Indi Ayta |
| bly | Notre |
| blz | Balantak |
| bma | Lame |
| bmb | Bembe |
| bmc | Biem |
| bmd | Baga Manduri |
| bme | Limassa |
| bmf | Bom-Kim |
| bmg | Bamwe |
| bmh | Kein |
| bmi | Bagirmi |
| bmj | Bote-Majhi |
| bmk | Ghayavi |
| bml | Bomboli |
| bmm | Northern Betsimisaraka Malagasy |
| bmn | Bina (Papua New Guinea) |
| bmo | Bambalang |
| bmp | Bulgebi |
| bmq | Bomu |
| bmr | Muinane |
| bms | Bilma Kanuri |
| bmt | Biao Mon |
| bmu | Somba-Siawari |
| bmv | Bum |
| bmw | Bomwali |
| bmx | Baimak |
| bmz | Baramu |
| bna | Bonerate |
| bnb | Bookan |
| bnc | Bontok |
| bnd | Banda (Indonesia) |
| bne | Bintauna |
| bnf | Masiwang |
| bng | Benga |
| bni | Bangi |
| bnj | Eastern Tawbuid |
| bnk | Bierebo |
| bnl | Boon |
| bnm | Batanga |
| bnn | Bunun |
| bno | Bantoanon |
| bnp | Bola |
| bnq | Bantik |
| bnr | Butmas-Tur |
| bns | Bundeli |
| bnu | Bentong |
| bnv | Bonerif |
| bnw | Bisis |
| bnx | Bangubangu |
| bny | Bintulu |
| bnz | Beezen |
| boa | Bora |
| bob | Aweer |
| bod | Tibetan |
| boe | Mundabli |
| bof | Bolon |
| bog | Bamako Sign Language |
| boh | Boma |
| boi | Barbareño |
| boj | Anjam |
| bok | Bonjo |
| bol | Bole |
| bom | Berom |
| bon | Bine |
| boo | Tiemacèwè Bozo |
| bop | Bonkiman |
| boq | Bogaya |
| bor | Borôro |
| bos | Bosnian |
| bot | Bongo |
| bou | Bondei |
| bov | Tuwuli |
| bow | Rema |
| box | Buamu |
| boy | Bodo (Central African Republic) |
| boz | Tiéyaxo Bozo |
| bpa | Daakaka |
| bpd | Banda-Banda |
| bpg | Bonggo |
| bph | Botlikh |
| bpi | Bagupi |
| bpj | Binji |
| bpk | Orowe |
| bpl | Broome Pearling Lugger Pidgin |
| bpm | Biyom |
| bpn | Dzao Min |
| bpo | Anasi |
| bpp | Kaure |
| bpq | Banda Malay |
| bpr | Koronadal Blaan |
| bps | Sarangani Blaan |
| bpt | Barrow Point |
| bpu | Bongu |
| bpv | Bian Marind |
| bpw | Bo (Papua New Guinea) |
| bpx | Palya Bareli |
| bpy | Bishnupriya |
| bpz | Bilba |
| bqa | Tchumbuli |
| bqb | Bagusa |
| bqc | Boko (Benin) |
| bqd | Bung |
| bqf | Baga Kaloum |
| bqg | Bago-Kusuntu |
| bqh | Baima |
| bqi | Bakhtiari |
| bqj | Bandial |
| bqk | Banda-Mbrès |
| bql | Bilakura |
| bqm | Wumboko |
| bqn | Bulgarian Sign Language |
| bqo | Balo |
| bqp | Busa |
| bqq | Biritai |
| bqr | Burusu |
| bqs | Bosngun |
| bqt | Bamukumbit |
| bqu | Boguru |
| bqv | Koro Wachi |
| bqw | Buru (Nigeria) |
| bqx | Baangi |
| bqy | Bengkala Sign Language |
| bqz | Bakaka |
| bra | Braj |
| brb | Lave |
| brc | Berbice Creole Dutch |
| brd | Baraamu |
| bre | Breton |
| brf | Bira |
| brg | Baure |
| brh | Brahui |
| bri | Mokpwe |
| brj | Bieria |
| brk | Birked |
| brl | Birwa |
| brm | Barambu |
| brn | Boruca |
| bro | Brokkat |
| brp | Barapasi |
| brq | Breri |
| brr | Birao |
| brs | Baras |
| brt | Bitare |
| bru | Eastern Bru |
| brv | Western Bru |
| brw | Bellari |
| brx | Bodo (India) |
| bry | Burui |
| brz | Bilbil |
| bsa | Abinomn |
| bsb | Brunei Bisaya |
| bsc | Bassari |
| bse | Wushi |
| bsf | Bauchi |
| bsg | Bashkardi |
| bsh | Kati |
| bsi | Bassossi |
| bsj | Bangwinji |
| bsk | Burushaski |
| bsl | Basa-Gumna |
| bsm | Busami |
| bsn | Barasana-Eduria |
| bso | Buso |
| bsp | Baga Sitemu |
| bsq | Bassa |
| bsr | Bassa-Kontagora |
| bss | Akoose |
| bst | Basketo |
| bsu | Bahonsuai |
| bsv | Baga Sobané |
| bsw | Baiso |
| bsx | Yangkam |
| bsy | Sabah Bisaya |
| bta | Bata |
| btc | Bati (Cameroon) |
| btd | Batak Dairi |
| bte | Gamo-Ningi |
| btf | Birgit |
| btg | Gagnoa Bété |
| bth | Biatah Bidayuh |
| bti | Burate |
| btj | Bacanese Malay |
| btm | Batak Mandailing |
| btn | Ratagnon |
| bto | Rinconada Bikol |
| btp | Budibud |
| btq | Batek |
| btr | Baetora |
| bts | Batak Simalungun |
| btt | Bete-Bendi |
| btu | Batu |
| btv | Bateri |
| btw | Butuanon |
| btx | Batak Karo |
| bty | Bobot |
| btz | Batak Alas-Kluet |
| bua | Buriat |
| bub | Bua |
| buc | Bushi |
| bud | Ntcham |
| bue | Beothuk |
| buf | Bushoong |
| bug | Buginese |
| buh | Younuo Bunu |
| bui | Bongili |
| buj | Basa-Gurmana |
| buk | Bugawac |
| bul | Bulgarian |
| bum | Bulu (Cameroon) |
| bun | Sherbro |
| buo | Terei |
| bup | Busoa |
| buq | Brem |
| bus | Bokobaru |
| but | Bungain |
| buu | Budu |
| buv | Bun |
| buw | Bubi |
| bux | Boghom |
| buy | Bullom So |
| buz | Bukwen |
| bva | Barein |
| bvb | Bube |
| bvc | Baelelea |
| bvd | Baeggu |
| bve | Berau Malay |
| bvf | Boor |
| bvg | Bonkeng |
| bvh | Bure |
| bvi | Belanda Viri |
| bvj | Baan |
| bvk | Bukat |
| bvl | Bolivian Sign Language |
| bvm | Bamunka |
| bvn | Buna |
| bvo | Bolgo |
| bvp | Bumang |
| bvq | Birri |
| bvr | Burarra |
| bvt | Bati (Indonesia) |
| bvu | Bukit Malay |
| bvv | Baniva |
| bvw | Boga |
| bvx | Dibole |
| bvy | Baybayanon |
| bvz | Bauzi |
| bwa | Bwatoo |
| bwb | Namosi-Naitasiri-Serua |
| bwc | Bwile |
| bwd | Bwaidoka |
| bwe | Bwe Karen |
| bwf | Boselewa |
| bwg | Barwe |
| bwh | Bishuo |
| bwi | Baniwa |
| bwj | Láá Láá Bwamu |
| bwk | Bauwaki |
| bwl | Bwela |
| bwm | Biwat |
| bwn | Wunai Bunu |
| bwo | Boro (Ethiopia) |
| bwp | Mandobo Bawah |
| bwq | Southern Bobo Madaré |
| bwr | Bura-Pabir |
| bws | Bomboma |
| bwt | Bafaw-Balong |
| bwu | Buli (Ghana) |
| bww | Bwa |
| bwx | Bu-Nao Bunu |
| bwy | Cwi Bwamu |
| bwz | Bwisi |
| bxa | Tairaha |
| bxb | Belanda Bor |
| bxc | Molengue |
| bxd | Pela |
| bxe | Birale |
| bxf | Bilur |
| bxg | Bangala |
| bxh | Buhutu |
| bxi | Pirlatapa |
| bxj | Bayungu |
| bxk | Bukusu |
| bxl | Jalkunan |
| bxm | Mongolia Buriat |
| bxn | Burduna |
| bxo | Barikanchi |
| bxp | Bebil |
| bxq | Beele |
| bxr | Russia Buriat |
| bxs | Busam |
| bxu | China Buriat |
| bxv | Berakou |
| bxw | Bankagooma |
| bxz | Binahari |
| bya | Batak |
| byb | Bikya |
| byc | Ubaghara |
| byd | Benyadu' |
| bye | Pouye |
| byf | Bete |
| byg | Baygo |
| byh | Bhujel |
| byi | Buyu |
| byj | Bina (Nigeria) |
| byk | Biao |
| byl | Bayono |
| bym | Bidjara |
| byn | Bilin |
| byo | Biyo |
| byp | Bumaji |
| byq | Basay |
| byr | Baruya |
| bys | Burak |
| byt | Berti |
| byv | Medumba |
| byw | Belhariya |
| byx | Qaqet |
| byz | Banaro |
| bza | Bandi |
| bzb | Andio |
| bzc | Southern Betsimisaraka Malagasy |
| bzd | Bribri |
| bze | Jenaama Bozo |
| bzf | Boikin |
| bzg | Babuza |
| bzh | Mapos Buang |
| bzi | Bisu |
| bzj | Belize Kriol English |
| bzk | Nicaragua Creole English |
| bzl | Boano (Sulawesi) |
| bzm | Bolondo |
| bzn | Boano (Maluku) |
| bzo | Bozaba |
| bzp | Kemberano |
| bzq | Buli (Indonesia) |
| bzr | Biri |
| bzs | Brazilian Sign Language |
| bzt | Brithenig |
| bzu | Burmeso |
| bzv | Naami |
| bzw | Basa (Nigeria) |
| bzx | Kɛlɛngaxo Bozo |
| bzy | Obanliku |
| bzz | Evant |
| caa | Chortí |
| cab | Garifuna |
| cac | Chuj |
| cad | Caddo |
| cae | Lehar |
| caf | Southern Carrier |
| cag | Nivaclé |
| cah | Cahuarano |
| caj | Chané |
| cak | Kaqchikel |
| cal | Carolinian |
| cam | Cemuhî |
| can | Chambri |
| cao | Chácobo |
| cap | Chipaya |
| caq | Car Nicobarese |
| car | Galibi Carib |
| cas | Tsimané |
| cat | Catalan |
| cav | Cavineña |
| caw | Callawalla |
| cax | Chiquitano |
| cay | Cayuga |
| caz | Canichana |
| cbb | Cabiyarí |
| cbc | Carapana |
| cbd | Carijona |
| cbg | Chimila |
| cbi | Chachi |
| cbj | Ede Cabe |
| cbk | Chavacano |
| cbl | Bualkhaw Chin |
| cbn | Nyahkur |
| cbo | Izora |
| cbq | Tsucuba |
| cbr | Cashibo-Cacataibo |
| cbs | Cashinahua |
| cbt | Chayahuita |
| cbu | Candoshi-Shapra |
| cbv | Cacua |
| cbw | Kinabalian |
| cby | Carabayo |
| ccc | Chamicuro |
| ccd | Cafundo Creole |
| cce | Chopi |
| ccg | Samba Daka |
| cch | Atsam |
| ccj | Kasanga |
| ccl | Cutchi-Swahili |
| ccm | Malaccan Creole Malay |
| cco | Comaltepec Chinantec |
| ccp | Chakma |
| ccr | Cacaopera |
| cda | Choni |
| cde | Chenchu |
| cdf | Chiru |
| cdh | Chambeali |
| cdi | Chodri |
| cdj | Churahi |
| cdm | Chepang |
| cdn | Chaudangsi |
| cdo | Min Dong Chinese |
| cdr | Cinda-Regi-Tiyal |
| cds | Chadian Sign Language |
| cdy | Chadong |
| cdz | Koda |
| cea | Lower Chehalis |
| ceb | Cebuano |
| ceg | Chamacoco |
| cek | Eastern Khumi Chin |
| cen | Cen |
| ces | Czech |
| cet | Centúúm |
| cey | Ekai Chin |
| cfa | Dijim-Bwilim |
| cfd | Cara |
| cfg | Como Karim |
| cfm | Falam Chin |
| cga | Changriwa |
| cgc | Kagayanen |
| cgg | Chiga |
| cgk | Chocangacakha |
| cha | Chamorro |
| chb | Chibcha |
| chc | Catawba |
| chd | Highland Oaxaca Chontal |
| che | Chechen |
| chf | Tabasco Chontal |
| chg | Chagatai |
| chh | Chinook |
| chj | Ojitlán Chinantec |
| chk | Chuukese |
| chl | Cahuilla |
| chm | Mari (Russia) |
| chn | Chinook jargon |
| cho | Choctaw |
| chp | Chipewyan |
| chq | Quiotepec Chinantec |
| chr | Cherokee |
| cht | Cholón |
| chu | Church Slavic |
| chv | Chuvash |
| chw | Chuwabu |
| chx | Chantyal |
| chy | Cheyenne |
| chz | Ozumacín Chinantec |
| cia | Cia-Cia |
| cib | Ci Gbe |
| cic | Chickasaw |
| cid | Chimariko |
| cie | Cineni |
| cih | Chinali |
| cik | Chitkuli Kinnauri |
| cim | Cimbrian |
| cin | Cinta Larga |
| cip | Chiapanec |
| cir | Tiri |
| ciw | Chippewa |
| ciy | Chaima |
| cja | Western Cham |
| cje | Chru |
| cjh | Upper Chehalis |
| cji | Chamalal |
| cjk | Chokwe |
| cjm | Eastern Cham |
| cjn | Chenapian |
| cjo | Ashéninka Pajonal |
| cjp | Cabécar |
| cjs | Shor |
| cjv | Chuave |
| cjy | Jinyu Chinese |
| ckb | Central Kurdish |
| ckh | Chak |
| ckl | Cibak |
| ckm | Chakavian |
| ckn | Kaang Chin |
| cko | Anufo |
| ckq | Kajakse |
| ckr | Kairak |
| cks | Tayo |
| ckt | Chukot |
| cku | Koasati |
| ckv | Kavalan |
| ckx | Caka |
| cky | Cakfem-Mushere |
| ckz | Cakchiquel-Quiché Mixed Language |
| cla | Ron |
| clc | Chilcotin |
| cld | Chaldean Neo-Aramaic |
| cle | Lealao Chinantec |
| clh | Chilisso |
| cli | Chakali |
| clj | Laitu Chin |
| clk | Idu-Mishmi |
| cll | Chala |
| clm | Clallam |
| clo | Lowland Oaxaca Chontal |
| clt | Lautu Chin |
| clu | Caluyanun |
| clw | Chulym |
| cly | Eastern Highland Chatino |
| cma | Maa |
| cme | Cerma |
| cmg | Classical Mongolian |
| cmi | Emberá-Chamí |
| cml | Campalagian |
| cmm | Michigamea |
| cmn | Mandarin Chinese |
| cmo | Central Mnong |
| cmr | Mro-Khimi Chin |
| cms | Messapic |
| cmt | Camtho |
| cna | Changthang |
| cnb | Chinbon Chin |
| cnc | Côông |
| cng | Northern Qiang |
| cnh | Hakha Chin |
| cni | Asháninka |
| cnk | Khumi Chin |
| cnl | Lalana Chinantec |
| cno | Con |
| cnp | Northern Ping Chinese |
| cnr | Montenegrin |
| cns | Central Asmat |
| cnt | Tepetotutla Chinantec |
| cnu | Chenoua |
| cnw | Ngawn Chin |
| cnx | Middle Cornish |
| coa | Cocos Islands Malay |
| cob | Chicomuceltec |
| coc | Cocopa |
| cod | Cocama-Cocamilla |
| coe | Koreguaje |
| cof | Colorado |
| cog | Chong |
| coh | Chonyi-Dzihana-Kauma |
| coj | Cochimi |
| cok | Santa Teresa Cora |
| col | Columbia-Wenatchi |
| com | Comanche |
| con | Cofán |
| coo | Comox |
| cop | Coptic |
| coq | Coquille |
| cor | Cornish |
| cos | Corsican |
| cot | Caquinte |
| cou | Wamey |
| cov | Cao Miao |
| cow | Cowlitz |
| cox | Nanti |
| coz | Chochotec |
| cpa | Palantla Chinantec |
| cpb | Ucayali-Yurúa Ashéninka |
| cpc | Ajyíninka Apurucayali |
| cpg | Cappadocian Greek |
| cpi | Chinese Pidgin English |
| cpn | Cherepon |
| cpo | Kpeego |
| cps | Capiznon |
| cpu | Pichis Ashéninka |
| cpx | Pu-Xian Chinese |
| cpy | South Ucayali Ashéninka |
| cqd | Chuanqiandian Cluster Miao |
| cra | Chara |
| crb | Island Carib |
| crc | Lonwolwol |
| crd | Coeur d'Alene |
| cre | Cree |
| crf | Caramanta |
| crg | Michif |
| crh | Crimean Tatar |
| cri | Sãotomense |
| crj | Southern East Cree |
| crk | Plains Cree |
| crl | Northern East Cree |
| crm | Moose Cree |
| crn | El Nayar Cora |
| cro | Crow |
| crq | Iyo'wujwa Chorote |
| crr | Carolina Algonquian |
| crs | Seselwa Creole French |
| crt | Iyojwa'ja Chorote |
| crv | Chaura |
| crw | Chrau |
| crx | Carrier |
| cry | Cori |
| crz | Cruzeño |
| csa | Chiltepec Chinantec |
| csb | Kashubian |
| csc | Catalan Sign Language |
| csd | Chiangmai Sign Language |
| cse | Czech Sign Language |
| csf | Cuba Sign Language |
| csg | Chilean Sign Language |
| csh | Asho Chin |
| csi | Coast Miwok |
| csj | Songlai Chin |
| csk | Jola-Kasa |
| csl | Chinese Sign Language |
| csm | Central Sierra Miwok |
| csn | Colombian Sign Language |
| cso | Sochiapam Chinantec |
| csp | Southern Ping Chinese |
| csq | Croatia Sign Language |
| csr | Costa Rican Sign Language |
| css | Southern Ohlone |
| cst | Northern Ohlone |
| csv | Sumtu Chin |
| csw | Swampy Cree |
| csy | Siyin Chin |
| csz | Coos |
| cta | Tataltepec Chatino |
| ctc | Chetco |
| ctd | Tedim Chin |
| cte | Tepinapa Chinantec |
| ctg | Chittagonian |
| cth | Thaiphum Chin |
| ctl | Tlacoatzintepec Chinantec |
| ctm | Chitimacha |
| ctn | Chhintange |
| cto | Emberá-Catío |
| ctp | Western Highland Chatino |
| cts | Northern Catanduanes Bikol |
| ctt | Wayanad Chetti |
| ctu | Chol |
| ctz | Zacatepec Chatino |
| cua | Cua |
| cub | Cubeo |
| cuc | Usila Chinantec |
| cug | Chungmboko |
| cuh | Chuka |
| cui | Cuiba |
| cuj | Mashco Piro |
| cuk | San Blas Kuna |
| cul | Culina |
| cuo | Cumanagoto |
| cup | Cupeño |
| cuq | Cun |
| cur | Chhulung |
| cut | Teutila Cuicatec |
| cuu | Tai Ya |
| cuv | Cuvok |
| cuw | Chukwa |
| cux | Tepeuxila Cuicatec |
| cuy | Cuitlatec |
| cvg | Chug |
| cvn | Valle Nacional Chinantec |
| cwa | Kabwa |
| cwb | Maindo |
| cwd | Woods Cree |
| cwe | Kwere |
| cwg | Chewong |
| cwt | Kuwaataay |
| cya | Nopala Chatino |
| cyb | Cayubaba |
| cym | Welsh |
| cyo | Cuyonon |
| czh | Huizhou Chinese |
| czk | Knaanic |
| czn | Zenzontepec Chatino |
| czo | Min Zhong Chinese |
| czt | Zotung Chin |
| daa | Dangaléat |
| dac | Dambi |
| dad | Marik |
| dae | Duupa |
| dag | Dagbani |
| dah | Gwahatike |
| dai | Day |
| daj | Dar Fur Daju |
| dak | Dakota |
| dal | Dahalo |
| dam | Damakawa |
| dan | Danish |
| dao | Daai Chin |
| daq | Dandami Maria |
| dar | Dargwa |
| das | Daho-Doo |
| dau | Dar Sila Daju |
| dav | Taita |
| daw | Davawenyo |
| dax | Dayi |
| daz | Dao |
| dba | Bangime |
| dbb | Deno |
| dbd | Dadiya |
| dbe | Dabe |
| dbf | Edopi |
| dbg | Dogul Dom Dogon |
| dbi | Doka |
| dbj | Ida'an |
| dbl | Dyirbal |
| dbm | Duguri |
| dbn | Duriankere |
| dbo | Dulbu |
| dbp | Duwai |
| dbq | Daba |
| dbr | Dabarre |
| dbt | Ben Tey Dogon |
| dbu | Bondum Dom Dogon |
| dbv | Dungu |
| dbw | Bankan Tey Dogon |
| dby | Dibiyaso |
| dcc | Deccan |
| dcr | Negerhollands |
| dda | Dadi Dadi |
| ddd | Dongotono |
| dde | Doondo |
| ddg | Fataluku |
| ddi | West Goodenough |
| ddj | Jaru |
| ddn | Dendi (Benin) |
| ddo | Dido |
| ddr | Dhudhuroa |
| dds | Donno So Dogon |
| ddw | Dawera-Daweloor |
| dec | Dagik |
| ded | Dedua |
| dee | Dewoin |
| def | Dezfuli |
| deg | Degema |
| deh | Dehwari |
| dei | Demisa |
| dek | Dek |
| del | Delaware |
| dem | Dem |
| den | Slave (Athapascan) |
| dep | Pidgin Delaware |
| deq | Dendi (Central African Republic) |
| der | Deori |
| des | Desano |
| deu | German |
| dev | Domung |
| dez | Dengese |
| dga | Southern Dagaare |
| dgb | Bunoge Dogon |
| dgc | Casiguran Dumagat Agta |
| dgd | Dagaari Dioula |
| dge | Degenan |
| dgg | Doga |
| dgh | Dghwede |
| dgi | Northern Dagara |
| dgk | Dagba |
| dgl | Andaandi |
| dgn | Dagoman |
| dgo | Dogri (individual language) |
| dgr | Dogrib |
| dgs | Dogoso |
| dgt | Ndra'ngith |
| dgw | Daungwurrung |
| dgx | Doghoro |
| dgz | Daga |
| dhd | Dhundari |
| dhg | Dhangu-Djangu |
| dhi | Dhimal |
| dhl | Dhalandji |
| dhm | Zemba |
| dhn | Dhanki |
| dho | Dhodia |
| dhr | Dhargari |
| dhs | Dhaiso |
| dhu | Dhurga |
| dhv | Dehu |
| dhw | Dhanwar (Nepal) |
| dhx | Dhungaloo |
| dia | Dia |
| dib | South Central Dinka |
| dic | Lakota Dida |
| did | Didinga |
| dif | Dieri |
| dig | Digo |
| dih | Kumiai |
| dii | Dimbong |
| dij | Dai |
| dik | Southwestern Dinka |
| dil | Dilling |
| dim | Dime |
| din | Dinka |
| dio | Dibo |
| dip | Northeastern Dinka |
| diq | Dimli (individual language) |
| dir | Dirim |
| dis | Dimasa |
| diu | Diriku |
| div | Dhivehi |
| diw | Northwestern Dinka |
| dix | Dixon Reef |
| diy | Diuwe |
| diz | Ding |
| dja | Djadjawurrung |
| djb | Djinba |
| djc | Dar Daju Daju |
| djd | Djamindjung |
| dje | Zarma |
| djf | Djangun |
| dji | Djinang |
| djj | Djeebbana |
| djk | Eastern Maroon Creole |
| djm | Jamsay Dogon |
| djn | Jawoyn |
| djo | Jangkang |
| djr | Djambarrpuyngu |
| dju | Kapriman |
| djw | Djawi |
| dka | Dakpakha |
| dkk | Dakka |
| dkr | Kuijau |
| dks | Southeastern Dinka |
| dkx | Mazagway |
| dlg | Dolgan |
| dlk | Dahalik |
| dlm | Dalmatian |
| dln | Darlong |
| dma | Duma |
| dmb | Mombo Dogon |
| dmc | Gavak |
| dmd | Madhi Madhi |
| dme | Dugwor |
| dmf | Medefaidrin |
| dmg | Upper Kinabatangan |
| dmk | Domaaki |
| dml | Dameli |
| dmm | Dama |
| dmo | Kemedzung |
| dmr | East Damar |
| dms | Dampelas |
| dmu | Dubu |
| dmv | Dumpas |
| dmw | Mudburra |
| dmx | Dema |
| dmy | Demta |
| dna | Upper Grand Valley Dani |
| dnd | Daonda |
| dne | Ndendeule |
| dng | Dungan |
| dni | Lower Grand Valley Dani |
| dnj | Dan |
| dnk | Dengka |
| dnn | Dzùùngoo |
| dno | Ndrulo |
| dnr | Danaru |
| dnt | Mid Grand Valley Dani |
| dnu | Danau |
| dnv | Danu |
| dnw | Western Dani |
| dny | Dení |
| doa | Dom |
| dob | Dobu |
| doc | Northern Dong |
| doe | Doe |
| dof | Domu |
| doh | Dong |
| doi | Dogri (macrolanguage) |
| dok | Dondo |
| dol | Doso |
| don | Toura (Papua New Guinea) |
| doo | Dongo |
| dop | Lukpa |
| doq | Dominican Sign Language |
| dor | Dori'o |
| dos | Dogosé |
| dot | Dass |
| dov | Dombe |
| dow | Doyayo |
| dox | Bussa |
| doy | Dompo |
| doz | Dorze |
| dpp | Papar |
| drb | Dair |
| drc | Minderico |
| drd | Darmiya |
| dre | Dolpo |
| drg | Rungus |
| dri | C'Lela |
| drl | Paakantyi |
| drn | West Damar |
| dro | Daro-Matu Melanau |
| drq | Dura |
| drs | Gedeo |
| drt | Drents |
| dru | Rukai |
| dry | Darai |
| dsb | Lower Sorbian |
| dse | Dutch Sign Language |
| dsh | Daasanach |
| dsi | Disa |
| dsl | Danish Sign Language |
| dsn | Dusner |
| dso | Desiya |
| dsq | Tadaksahak |
| dta | Daur |
| dtb | Labuk-Kinabatangan Kadazan |
| dtd | Ditidaht |
| dth | Adithinngithigh |
| dti | Ana Tinga Dogon |
| dtk | Tene Kan Dogon |
| dtm | Tomo Kan Dogon |
| dtn | Daatsʼíin |
| dto | Tommo So Dogon |
| dtp | Kadazan Dusun |
| dtr | Lotud |
| dts | Toro So Dogon |
| dtt | Toro Tegu Dogon |
| dtu | Tebul Ure Dogon |
| dty | Dotyali |
| dua | Duala |
| dub | Dubli |
| duc | Duna |
| due | Umiray Dumaget Agta |
| duf | Dumbea |
| dug | Duruma |
| duh | Dungra Bhil |
| dui | Dumun |
| duk | Uyajitaya |
| dul | Alabat Island Agta |
| dum | Middle Dutch (ca. 1050-1350) |
| dun | Dusun Deyah |
| duo | Dupaninan Agta |
| dup | Duano |
| duq | Dusun Malang |
| dur | Dii |
| dus | Dumi |
| duu | Drung |
| duv | Duvle |
| duw | Dusun Witu |
| dux | Duungooma |
| duy | Dicamay Agta |
| duz | Duli-Gey |
| dva | Duau |
| dwa | Diri |
| dwk | Dawik Kui |
| dwr | Dawro |
| dws | Dutton World Speedwords |
| dwu | Dhuwal |
| dww | Dawawa |
| dwy | Dhuwaya |
| dwz | Dewas Rai |
| dya | Dyan |
| dyb | Dyaberdyaber |
| dyd | Dyugun |
| dyg | Villa Viciosa Agta |
| dyi | Djimini Senoufo |
| dym | Yanda Dom Dogon |
| dyn | Dyangadi |
| dyo | Jola-Fonyi |
| dyu | Dyula |
| dyy | Djabugay |
| dza | Tunzu |
| dze | Djiwarli |
| dzg | Dazaga |
| dzl | Dzalakha |
| dzn | Dzando |
| dzo | Dzongkha |
| eaa | Karenggapa |
| ebc | Beginci |
| ebg | Ebughu |
| ebk | Eastern Bontok |
| ebo | Teke-Ebo |
| ebr | Ebrié |
| ebu | Embu |
| ecr | Eteocretan |
| ecs | Ecuadorian Sign Language |
| ecy | Eteocypriot |
| eee | E |
| efa | Efai |
| efe | Efe |
| efi | Efik |
| ega | Ega |
| egl | Emilian |
| ego | Eggon |
| egy | Egyptian (Ancient) |
| ehu | Ehueun |
| eip | Eipomek |
| eit | Eitiep |
| eiv | Askopan |
| eja | Ejamat |
| eka | Ekajuk |
| eke | Ekit |
| ekg | Ekari |
| eki | Eki |
| ekk | Standard Estonian |
| ekl | Kol (Bangladesh) |
| ekm | Elip |
| eko | Koti |
| ekp | Ekpeye |
| ekr | Yace |
| eky | Eastern Kayah |
| ele | Elepi |
| elh | El Hugeirat |
| eli | Nding |
| elk | Elkei |
| ell | Modern Greek (1453-) |
| elm | Eleme |
| elo | El Molo |
| elu | Elu |
| elx | Elamite |
| ema | Emai-Iuleha-Ora |
| emb | Embaloh |
| eme | Emerillon |
| emg | Eastern Meohang |
| emi | Mussau-Emira |
| emk | Eastern Maninkakan |
| emm | Mamulique |
| emn | Eman |
| emp | Northern Emberá |
| ems | Pacific Gulf Yupik |
| emu | Eastern Muria |
| emw | Emplawas |
| emx | Erromintxela |
| emy | Epigraphic Mayan |
| ena | Apali |
| enb | Markweeta |
| enc | En |
| end | Ende |
| enf | Forest Enets |
| eng | English |
| enh | Tundra Enets |
| enl | Enlhet |
| enm | Middle English (1100-1500) |
| enn | Engenni |
| eno | Enggano |
| enq | Enga |
| enr | Emumu |
| enu | Enu |
| env | Enwan (Edu State) |
| enw | Enwan (Akwa Ibom State) |
| enx | Enxet |
| eot | Beti (Côte d'Ivoire) |
| epi | Epie |
| epo | Esperanto |
| era | Eravallan |
| erg | Sie |
| erh | Eruwa |
| eri | Ogea |
| erk | South Efate |
| ero | Horpa |
| err | Erre |
| ers | Ersu |
| ert | Eritai |
| erw | Erokwanas |
| ese | Ese Ejja |
| esg | Aheri Gondi |
| esh | Eshtehardi |
| esi | North Alaskan Inupiatun |
| esk | Northwest Alaska Inupiatun |
| esl | Egypt Sign Language |
| esm | Esuma |
| esn | Salvadoran Sign Language |
| eso | Estonian Sign Language |
| esq | Esselen |
| ess | Central Siberian Yupik |
| est | Estonian |
| esu | Central Yupik |
| esy | Eskayan |
| etb | Etebi |
| etc | Etchemin |
| eth | Ethiopian Sign Language |
| etn | Eton (Vanuatu) |
| eto | Eton (Cameroon) |
| etr | Edolo |
| ets | Yekhee |
| ett | Etruscan |
| etu | Ejagham |
| etx | Eten |
| etz | Semimi |
| eus | Basque |
| eve | Even |
| evh | Uvbie |
| evn | Evenki |
| ewe | Ewe |
| ewo | Ewondo |
| ext | Extremaduran |
| eya | Eyak |
| eyo | Keiyo |
| eza | Ezaa |
| eze | Uzekwe |
| faa | Fasu |
| fab | Fa d'Ambu |
| fad | Wagi |
| faf | Fagani |
| fag | Finongan |
| fah | Baissa Fali |
| fai | Faiwol |
| faj | Faita |
| fak | Fang (Cameroon) |
| fal | South Fali |
| fam | Fam |
| fan | Fang (Equatorial Guinea) |
| fao | Faroese |
| fap | Paloor |
| far | Fataleka |
| fas | Persian |
| fat | Fanti |
| fau | Fayu |
| fax | Fala |
| fay | Southwestern Fars |
| faz | Northwestern Fars |
| fbl | West Albay Bikol |
| fcs | Quebec Sign Language |
| fer | Feroge |
| ffi | Foia Foia |
| ffm | Maasina Fulfulde |
| fgr | Fongoro |
| fia | Nobiin |
| fie | Fyer |
| fif | Faifi |
| fij | Fijian |
| fil | Filipino |
| fin | Finnish |
| fip | Fipa |
| fir | Firan |
| fit | Tornedalen Finnish |
| fiw | Fiwaga |
| fkk | Kirya-Konzəl |
| fkv | Kven Finnish |
| fla | Kalispel-Pend d'Oreille |
| flh | Foau |
| fli | Fali |
| fll | North Fali |
| fln | Flinders Island |
| flr | Fuliiru |
| fly | Flaaitaal |
| fmp | Fe'fe' |
| fmu | Far Western Muria |
| fnb | Fanbak |
| fng | Fanagalo |
| fni | Fania |
| fod | Foodo |
| foi | Foi |
| fom | Foma |
| fon | Fon |
| for | Fore |
| fos | Siraya |
| fpe | Fernando Po Creole English |
| fqs | Fas |
| fra | French |
| frc | Cajun French |
| frd | Fordata |
| frk | Frankish |
| frm | Middle French (ca. 1400-1600) |
| fro | Old French (842-ca. 1400) |
| frp | Arpitan |
| frq | Forak |
| frr | Northern Frisian |
| frs | Eastern Frisian |
| frt | Fortsenal |
| fry | Western Frisian |
| fse | Finnish Sign Language |
| fsl | French Sign Language |
| fss | Finland-Swedish Sign Language |
| fub | Adamawa Fulfulde |
| fuc | Pulaar |
| fud | East Futuna |
| fue | Borgu Fulfulde |
| fuf | Pular |
| fuh | Western Niger Fulfulde |
| fui | Bagirmi Fulfulde |
| fuj | Ko |
| ful | Fulah |
| fum | Fum |
| fun | Fulniô |
| fuq | Central-Eastern Niger Fulfulde |
| fur | Friulian |
| fut | Futuna-Aniwa |
| fuu | Furu |
| fuv | Nigerian Fulfulde |
| fuy | Fuyug |
| fvr | Fur |
| fwa | Fwâi |
| fwe | Fwe |
| gaa | Ga |
| gab | Gabri |
| gac | Mixed Great Andamanese |
| gad | Gaddang |
| gae | Guarequena |
| gaf | Gende |
| gag | Gagauz |
| gah | Alekano |
| gai | Borei |
| gaj | Gadsup |
| gak | Gamkonora |
| gal | Galolen |
| gam | Kandawo |
| gan | Gan Chinese |
| gao | Gants |
| gap | Gal |
| gaq | Gata' |
| gar | Galeya |
| gas | Adiwasi Garasia |
| gat | Kenati |
| gau | Mudhili Gadaba |
| gaw | Nobonob |
| gax | Borana-Arsi-Guji Oromo |
| gay | Gayo |
| gaz | West Central Oromo |
| gba | Gbaya (Central African Republic) |
| gbb | Kaytetye |
| gbd | Karajarri |
| gbe | Niksek |
| gbf | Gaikundi |
| gbg | Gbanziri |
| gbh | Defi Gbe |
| gbi | Galela |
| gbj | Bodo Gadaba |
| gbk | Gaddi |
| gbl | Gamit |
| gbm | Garhwali |
| gbn | Mo'da |
| gbo | Northern Grebo |
| gbp | Gbaya-Bossangoa |
| gbq | Gbaya-Bozoum |
| gbr | Gbagyi |
| gbs | Gbesi Gbe |
| gbu | Gagadu |
| gbv | Gbanu |
| gbw | Gabi-Gabi |
| gbx | Eastern Xwla Gbe |
| gby | Gbari |
| gbz | Zoroastrian Dari |
| gcc | Mali |
| gcd | Ganggalida |
| gce | Galice |
| gcf | Guadeloupean Creole French |
| gcl | Grenadian Creole English |
| gcn | Gaina |
| gcr | Guianese Creole French |
| gct | Colonia Tovar German |
| gda | Gade Lohar |
| gdb | Pottangi Ollar Gadaba |
| gdc | Gugu Badhun |
| gdd | Gedaged |
| gde | Gude |
| gdf | Guduf-Gava |
| gdg | Ga'dang |
| gdh | Gadjerawang |
| gdi | Gundi |
| gdj | Gurdjar |
| gdk | Gadang |
| gdl | Dirasha |
| gdm | Laal |
| gdn | Umanakaina |
| gdo | Ghodoberi |
| gdq | Mehri |
| gdr | Wipi |
| gds | Ghandruk Sign Language |
| gdt | Kungardutyi |
| gdu | Gudu |
| gdx | Godwari |
| gea | Geruma |
| geb | Kire |
| gec | Gboloo Grebo |
| ged | Gade |
| gef | Gerai |
| geg | Gengle |
| geh | Hutterite German |
| gei | Gebe |
| gej | Gen |
| gek | Ywom |
| gel | ut-Ma'in |
| geq | Geme |
| ges | Geser-Gorom |
| gev | Eviya |
| gew | Gera |
| gex | Garre |
| gey | Enya |
| gez | Geez |
| gfk | Patpatar |
| gft | Gafat |
| gga | Gao |
| ggb | Gbii |
| ggd | Gugadj |
| gge | Gurr-goni |
| ggg | Gurgula |
| ggk | Kungarakany |
| ggl | Ganglau |
| ggt | Gitua |
| ggu | Gagu |
| ggw | Gogodala |
| gha | Ghadamès |
| ghc | Hiberno-Scottish Gaelic |
| ghe | Southern Ghale |
| ghh | Northern Ghale |
| ghk | Geko Karen |
| ghl | Ghulfan |
| ghn | Ghanongga |
| gho | Ghomara |
| ghr | Ghera |
| ghs | Guhu-Samane |
| ght | Kuke |
| gia | Kija |
| gib | Gibanawa |
| gic | Gail |
| gid | Gidar |
| gie | Gaɓogbo |
| gig | Goaria |
| gih | Githabul |
| gil | Gilbertese |
| gim | Gimi (Eastern Highlands) |
| gin | Hinukh |
| gip | Gimi (West New Britain) |
| giq | Green Gelao |
| gir | Red Gelao |
| gis | North Giziga |
| git | Gitxsan |
| giu | Mulao |
| giw | White Gelao |
| gix | Gilima |
| giy | Giyug |
| giz | South Giziga |
| gji | Geji |
| gjk | Kachi Koli |
| gjm | Gunditjmara |
| gjn | Gonja |
| gjr | Gurindji Kriol |
| gju | Gujari |
| gka | Guya |
| gkd | Magɨ (Madang Province) |
| gke | Ndai |
| gkn | Gokana |
| gko | Kok-Nar |
| gkp | Guinea Kpelle |
| gku | ǂUngkue |
| gla | Scottish Gaelic |
| glc | Bon Gula |
| gld | Nanai |
| gle | Irish |
| glg | Galician |
| glh | Northwest Pashai |
| glj | Gula Iro |
| glk | Gilaki |
| gll | Garlali |
| glo | Galambu |
| glr | Glaro-Twabo |
| glu | Gula (Chad) |
| glv | Manx |
| glw | Glavda |
| gly | Gule |
| gma | Gambera |
| gmb | Gula'alaa |
| gmd | Mághdì |
| gmg | Magɨyi |
| gmh | Middle High German (ca. 1050-1500) |
| gml | Middle Low German |
| gmm | Gbaya-Mbodomo |
| gmn | Gimnime |
| gmr | Mirning |
| gmu | Gumalu |
| gmv | Gamo |
| gmx | Magoma |
| gmy | Mycenaean Greek |
| gmz | Mgbolizhia |
| gna | Kaansa |
| gnb | Gangte |
| gnc | Guanche |
| gnd | Zulgo-Gemzek |
| gne | Ganang |
| gng | Ngangam |
| gnh | Lere |
| gni | Gooniyandi |
| gnj | Ngen |
| gnk | ǁGana |
| gnl | Gangulu |
| gnm | Ginuman |
| gnn | Gumatj |
| gno | Northern Gondi |
| gnq | Gana |
| gnr | Gureng Gureng |
| gnt | Guntai |
| gnu | Gnau |
| gnw | Western Bolivian Guaraní |
| gnz | Ganzi |
| goa | Guro |
| gob | Playero |
| goc | Gorakor |
| god | Godié |
| goe | Gongduk |
| gof | Gofa |
| gog | Gogo |
| goh | Old High German (ca. 750-1050) |
| goi | Gobasi |
| goj | Gowlan |
| gok | Gowli |
| gol | Gola |
| gom | Goan Konkani |
| gon | Gondi |
| goo | Gone Dau |
| gop | Yeretuar |
| goq | Gorap |
| gor | Gorontalo |
| gos | Gronings |
| got | Gothic |
| gou | Gavar |
| gow | Gorowa |
| gox | Gobu |
| goy | Goundo |
| goz | Gozarkhani |
| gpa | Gupa-Abawa |
| gpe | Ghanaian Pidgin English |
| gpn | Taiap |
| gqa | Ga'anda |
| gqi | Guiqiong |
| gqn | Guana (Brazil) |
| gqr | Gor |
| gqu | Qau |
| gra | Rajput Garasia |
| grb | Grebo |
| grc | Ancient Greek (to 1453) |
| grd | Guruntum-Mbaaru |
| grg | Madi |
| grh | Gbiri-Niragu |
| gri | Ghari |
| grj | Southern Grebo |
| grm | Kota Marudu Talantang |
| grn | Guarani |
| gro | Groma |
| grq | Gorovu |
| grr | Taznatit |
| grs | Gresi |
| grt | Garo |
| gru | Kistane |
| grv | Central Grebo |
| grw | Gweda |
| grx | Guriaso |
| gry | Barclayville Grebo |
| grz | Guramalum |
| gse | Ghanaian Sign Language |
| gsg | German Sign Language |
| gsl | Gusilay |
| gsm | Guatemalan Sign Language |
| gsn | Nema |
| gso | Southwest Gbaya |
| gsp | Wasembo |
| gss | Greek Sign Language |
| gsw | Swiss German |
| gta | Guató |
| gtu | Aghu-Tharnggala |
| gua | Shiki |
| gub | Guajajára |
| guc | Wayuu |
| gud | Yocoboué Dida |
| gue | Gurindji |
| guf | Gupapuyngu |
| gug | Paraguayan Guaraní |
| guh | Guahibo |
| gui | Eastern Bolivian Guaraní |
| guj | Gujarati |
| guk | Gumuz |
| gul | Sea Island Creole English |
| gum | Guambiano |
| gun | Mbyá Guaraní |
| guo | Guayabero |
| gup | Gunwinggu |
| guq | Aché |
| gur | Farefare |
| gus | Guinean Sign Language |
| gut | Maléku Jaíka |
| guu | Yanomamö |
| guw | Gun |
| gux | Gourmanchéma |
| guz | Gusii |
| gva | Guana (Paraguay) |
| gvc | Guanano |
| gve | Duwet |
| gvf | Golin |
| gvj | Guajá |
| gvl | Gulay |
| gvm | Gurmana |
| gvn | Kuku-Yalanji |
| gvo | Gavião Do Jiparaná |
| gvp | Pará Gavião |
| gvr | Gurung |
| gvs | Gumawana |
| gvy | Guyani |
| gwa | Mbato |
| gwb | Gwa |
| gwc | Gawri |
| gwd | Gawwada |
| gwe | Gweno |
| gwf | Gowro |
| gwg | Moo |
| gwi | Gwichʼin |
| gwj | ǀGwi |
| gwm | Awngthim |
| gwn | Gwandara |
| gwr | Gwere |
| gwt | Gawar-Bati |
| gwu | Guwamu |
| gww | Kwini |
| gwx | Gua |
| gxx | Wè Southern |
| gya | Northwest Gbaya |
| gyb | Garus |
| gyd | Kayardild |
| gye | Gyem |
| gyf | Gungabula |
| gyg | Gbayi |
| gyi | Gyele |
| gyl | Gayil |
| gym | Ngäbere |
| gyn | Guyanese Creole English |
| gyo | Gyalsumdo |
| gyr | Guarayu |
| gyy | Gunya |
| gza | Ganza |
| gzi | Gazi |
| gzn | Gane |
| haa | Han |
| hab | Hanoi Sign Language |
| hac | Gurani |
| had | Hatam |
| hae | Eastern Oromo |
| haf | Haiphong Sign Language |
| hag | Hanga |
| hah | Hahon |
| hai | Haida |
| haj | Hajong |
| hak | Hakka Chinese |
| hal | Halang |
| ham | Hewa |
| han | Hangaza |
| hao | Hakö |
| hap | Hupla |
| haq | Ha |
| har | Harari |
| has | Haisla |
| hat | Haitian |
| hau | Hausa |
| hav | Havu |
| haw | Hawaiian |
| hax | Southern Haida |
| hay | Haya |
| haz | Hazaragi |
| hba | Hamba |
| hbb | Huba |
| hbn | Heiban |
| hbo | Ancient Hebrew |
| hbs | Serbo-Croatian |
| hbu | Habu |
| hca | Andaman Creole Hindi |
| hch | Huichol |
| hdn | Northern Haida |
| hds | Honduras Sign Language |
| hdy | Hadiyya |
| hea | Northern Qiandong Miao |
| heb | Hebrew |
| hed | Herdé |
| heg | Helong |
| heh | Hehe |
| hei | Heiltsuk |
| hem | Hemba |
| her | Herero |
| hgm | Haiǁom |
| hgw | Haigwai |
| hhi | Hoia Hoia |
| hhr | Kerak |
| hhy | Hoyahoya |
| hia | Lamang |
| hib | Hibito |
| hid | Hidatsa |
| hif | Fiji Hindi |
| hig | Kamwe |
| hih | Pamosu |
| hii | Hinduri |
| hij | Hijuk |
| hik | Seit-Kaitetu |
| hil | Hiligaynon |
| hin | Hindi |
| hio | Tsoa |
| hir | Himarimã |
| hit | Hittite |
| hiw | Hiw |
| hix | Hixkaryána |
| hji | Haji |
| hka | Kahe |
| hke | Hunde |
| hkk | Hunjara-Kaina Ke |
| hkn | Mel-Khaonh |
| hks | Hong Kong Sign Language |
| hla | Halia |
| hlb | Halbi |
| hld | Halang Doan |
| hle | Hlersu |
| hlt | Matu Chin |
| hlu | Hieroglyphic Luwian |
| hma | Southern Mashan Hmong |
| hmb | Humburi Senni Songhay |
| hmc | Central Huishui Hmong |
| hmd | Large Flowery Miao |
| hme | Eastern Huishui Hmong |
| hmf | Hmong Don |
| hmg | Southwestern Guiyang Hmong |
| hmh | Southwestern Huishui Hmong |
| hmi | Northern Huishui Hmong |
| hmj | Ge |
| hmk | Maek |
| hml | Luopohe Hmong |
| hmm | Central Mashan Hmong |
| hmn | Hmong |
| hmo | Hiri Motu |
| hmp | Northern Mashan Hmong |
| hmq | Eastern Qiandong Miao |
| hmr | Hmar |
| hms | Southern Qiandong Miao |
| hmt | Hamtai |
| hmu | Hamap |
| hmv | Hmong Dô |
| hmw | Western Mashan Hmong |
| hmy | Southern Guiyang Hmong |
| hmz | Hmong Shua |
| hna | Mina (Cameroon) |
| hnd | Southern Hindko |
| hne | Chhattisgarhi |
| hng | Hungu |
| hnh | ǁAni |
| hni | Hani |
| hnj | Hmong Njua |
| hnn | Hanunoo |
| hno | Northern Hindko |
| hns | Caribbean Hindustani |
| hnu | Hung |
| hoa | Hoava |
| hob | Mari (Madang Province) |
| hoc | Ho |
| hod | Holma |
| hoe | Horom |
| hoh | Hobyót |
| hoi | Holikachuk |
| hoj | Hadothi |
| hol | Holu |
| hom | Homa |
| hoo | Holoholo |
| hop | Hopi |
| hor | Horo |
| hos | Ho Chi Minh City Sign Language |
| hot | Hote |
| hov | Hovongan |
| how | Honi |
| hoy | Holiya |
| hoz | Hozo |
| hpo | Hpon |
| hps | Hawai'i Sign Language (HSL) |
| hra | Hrangkhol |
| hrc | Niwer Mil |
| hre | Hre |
| hrk | Haruku |
| hrm | Horned Miao |
| hro | Haroi |
| hrp | Nhirrpi |
| hrt | Hértevin |
| hru | Hruso |
| hrv | Croatian |
| hrw | Warwar Feni |
| hrx | Hunsrik |
| hrz | Harzani |
| hsb | Upper Sorbian |
| hsh | Hungarian Sign Language |
| hsl | Hausa Sign Language |
| hsn | Xiang Chinese |
| hss | Harsusi |
| hti | Hoti |
| hto | Minica Huitoto |
| hts | Hadza |
| htu | Hitu |
| htx | Middle Hittite |
| hub | Huambisa |
| huc | ǂHua |
| hud | Huaulu |
| hue | San Francisco Del Mar Huave |
| huf | Humene |
| hug | Huachipaeri |
| huh | Huilliche |
| hui | Huli |
| huj | Northern Guiyang Hmong |
| huk | Hulung |
| hul | Hula |
| hum | Hungana |
| hun | Hungarian |
| huo | Hu |
| hup | Hupa |
| huq | Tsat |
| hur | Halkomelem |
| hus | Huastec |
| hut | Humla |
| huu | Murui Huitoto |
| huv | San Mateo Del Mar Huave |
| huw | Hukumina |
| hux | Nüpode Huitoto |
| huy | Hulaulá |
| huz | Hunzib |
| hvc | Haitian Vodoun Culture Language |
| hve | San Dionisio Del Mar Huave |
| hvk | Haveke |
| hvn | Sabu |
| hvv | Santa María Del Mar Huave |
| hwa | Wané |
| hwc | Hawai'i Creole English |
| hwo | Hwana |
| hya | Hya |
| hye | Armenian |
| hyw | Western Armenian |
| iai | Iaai |
| ian | Iatmul |
| iar | Purari |
| iba | Iban |
| ibb | Ibibio |
| ibd | Iwaidja |
| ibe | Akpes |
| ibg | Ibanag |
| ibh | Bih |
| ibl | Ibaloi |
| ibm | Agoi |
| ibn | Ibino |
| ibo | Igbo |
| ibr | Ibuoro |
| ibu | Ibu |
| iby | Ibani |
| ica | Ede Ica |
| ich | Etkywan |
| icl | Icelandic Sign Language |
| icr | Islander Creole English |
| ida | Idakho-Isukha-Tiriki |
| idb | Indo-Portuguese |
| idc | Idon |
| idd | Ede Idaca |
| ide | Idere |
| idi | Idi |
| ido | Ido |
| idr | Indri |
| ids | Idesa |
| idt | Idaté |
| idu | Idoma |
| ifa | Amganad Ifugao |
| ifb | Batad Ifugao |
| ife | Ifè |
| iff | Ifo |
| ifk | Tuwali Ifugao |
| ifm | Teke-Fuumu |
| ifu | Mayoyao Ifugao |
| ify | Keley-I Kallahan |
| igb | Ebira |
| ige | Igede |
| igg | Igana |
| igl | Igala |
| igm | Kanggape |
| ign | Ignaciano |
| igo | Isebe |
| igs | Interglossa |
| igw | Igwe |
| ihb | Iha Based Pidgin |
| ihi | Ihievbe |
| ihp | Iha |
| ihw | Bidhawal |
| iii | Sichuan Yi |
| iin | Thiin |
| ijc | Izon |
| ije | Biseni |
| ijj | Ede Ije |
| ijn | Kalabari |
| ijs | Southeast Ijo |
| ike | Eastern Canadian Inuktitut |
| iki | Iko |
| ikk | Ika |
| ikl | Ikulu |
| iko | Olulumo-Ikom |
| ikp | Ikpeshi |
| ikr | Ikaranggal |
| iks | Inuit Sign Language |
| ikt | Inuinnaqtun |
| iku | Inuktitut |
| ikv | Iku-Gora-Ankwa |
| ikw | Ikwere |
| ikx | Ik |
| ikz | Ikizu |
| ila | Ile Ape |
| ilb | Ila |
| ile | Interlingue |
| ilg | Garig-Ilgar |
| ili | Ili Turki |
| ilk | Ilongot |
| ilm | Iranun (Malaysia) |
| ilo | Iloko |
| ilp | Iranun (Philippines) |
| ils | International Sign |
| ilu | Ili'uun |
| ilv | Ilue |
| ima | Mala Malasar |
| imi | Anamgura |
| iml | Miluk |
| imn | Imonda |
| imo | Imbongu |
| imr | Imroing |
| ims | Marsian |
| imy | Milyan |
| ina | Interlingua (International Auxiliary Language Association) |
| inb | Inga |
| ind | Indonesian |
| ing | Degexit'an |
| inh | Ingush |
| inj | Jungle Inga |
| inl | Indonesian Sign Language |
| inm | Minaean |
| inn | Isinai |
| ino | Inoke-Yate |
| inp | Iñapari |
| ins | Indian Sign Language |
| int | Intha |
| inz | Ineseño |
| ior | Inor |
| iou | Tuma-Irumu |
| iow | Iowa-Oto |
| ipi | Ipili |
| ipk | Inupiaq |
| ipo | Ipiko |
| iqu | Iquito |
| iqw | Ikwo |
| ire | Iresim |
| irh | Irarutu |
| iri | Rigwe |
| irk | Iraqw |
| irn | Irántxe |
| irr | Ir |
| iru | Irula |
| irx | Kamberau |
| iry | Iraya |
| isa | Isabi |
| isc | Isconahua |
| isd | Isnag |
| ise | Italian Sign Language |
| isg | Irish Sign Language |
| ish | Esan |
| isi | Nkem-Nkum |
| isk | Ishkashimi |
| isl | Icelandic |
| ism | Masimasi |
| isn | Isanzu |
| iso | Isoko |
| isr | Israeli Sign Language |
| ist | Istriot |
| isu | Isu (Menchum Division) |
| ita | Italian |
| itb | Binongan Itneg |
| itd | Southern Tidung |
| ite | Itene |
| iti | Inlaod Itneg |
| itk | Judeo-Italian |
| itl | Itelmen |
| itm | Itu Mbon Uzo |
| ito | Itonama |
| itr | Iteri |
| its | Isekiri |
| itt | Maeng Itneg |
| itv | Itawit |
| itw | Ito |
| itx | Itik |
| ity | Moyadan Itneg |
| itz | Itzá |
| ium | Iu Mien |
| ivb | Ibatan |
| ivv | Ivatan |
| iwk | I-Wak |
| iwm | Iwam |
| iwo | Iwur |
| iws | Sepik Iwam |
| ixc | Ixcatec |
| ixl | Ixil |
| iya | Iyayu |
| iyo | Mesaka |
| iyx | Yaka (Congo) |
| izh | Ingrian |
| izr | Izere |
| izz | Izii |
| jaa | Jamamadí |
| jab | Hyam |
| jac | Popti' |
| jad | Jahanka |
| jae | Yabem |
| jaf | Jara |
| jah | Jah Hut |
| jaj | Zazao |
| jak | Jakun |
| jal | Yalahatan |
| jam | Jamaican Creole English |
| jan | Jandai |
| jao | Yanyuwa |
| jaq | Yaqay |
| jas | New Caledonian Javanese |
| jat | Jakati |
| jau | Yaur |
| jav | Javanese |
| jax | Jambi Malay |
| jay | Yan-nhangu |
| jaz | Jawe |
| jbe | Judeo-Berber |
| jbi | Badjiri |
| jbj | Arandai |
| jbk | Barikewa |
| jbn | Nafusi |
| jbo | Lojban |
| jbr | Jofotek-Bromnya |
| jbt | Jabutí |
| jbu | Jukun Takum |
| jbw | Yawijibaya |
| jcs | Jamaican Country Sign Language |
| jct | Krymchak |
| jda | Jad |
| jdg | Jadgali |
| jdt | Judeo-Tat |
| jeb | Jebero |
| jee | Jerung |
| jeh | Jeh |
| jei | Yei |
| jek | Jeri Kuo |
| jel | Yelmek |
| jen | Dza |
| jer | Jere |
| jet | Manem |
| jeu | Jonkor Bourmataguil |
| jgb | Ngbee |
| jge | Judeo-Georgian |
| jgk | Gwak |
| jgo | Ngomba |
| jhi | Jehai |
| jhs | Jhankot Sign Language |
| jia | Jina |
| jib | Jibu |
| jic | Tol |
| jid | Bu |
| jie | Jilbe |
| jig | Jingulu |
| jih | sTodsde |
| jii | Jiiddu |
| jil | Jilim |
| jim | Jimi (Cameroon) |
| jio | Jiamao |
| jiq | Guanyinqiao |
| jit | Jita |
| jiu | Youle Jinuo |
| jiv | Shuar |
| jiy | Buyuan Jinuo |
| jje | Jejueo |
| jjr | Bankal |
| jka | Kaera |
| jkm | Mobwa Karen |
| jko | Kubo |
| jkp | Paku Karen |
| jkr | Koro (India) |
| jku | Labir |
| jle | Ngile |
| jls | Jamaican Sign Language |
| jma | Dima |
| jmb | Zumbun |
| jmc | Machame |
| jmd | Yamdena |
| jmi | Jimi (Nigeria) |
| jml | Jumli |
| jmn | Makuri Naga |
| jmr | Kamara |
| jms | Mashi (Nigeria) |
| jmw | Mouwase |
| jmx | Western Juxtlahuaca Mixtec |
| jna | Jangshung |
| jnd | Jandavra |
| jng | Yangman |
| jni | Janji |
| jnj | Yemsa |
| jnl | Rawat |
| jns | Jaunsari |
| job | Joba |
| jod | Wojenaka |
| jog | Jogi |
| jor | Jorá |
| jos | Jordanian Sign Language |
| jow | Jowulu |
| jpa | Jewish Palestinian Aramaic |
| jpn | Japanese |
| jpr | Judeo-Persian |
| jqr | Jaqaru |
| jra | Jarai |
| jrb | Judeo-Arabic |
| jrr | Jiru |
| jrt | Jorto |
| jru | Japrería |
| jsl | Japanese Sign Language |
| jua | Júma |
| jub | Wannu |
| juc | Jurchen |
| jud | Worodougou |
| juh | Hõne |
| jui | Ngadjuri |
| juk | Wapan |
| jul | Jirel |
| jum | Jumjum |
| jun | Juang |
| juo | Jiba |
| jup | Hupdë |
| jur | Jurúna |
| jus | Jumla Sign Language |
| jut | Jutish |
| juu | Ju |
| juw | Wãpha |
| juy | Juray |
| jvd | Javindo |
| jvn | Caribbean Javanese |
| jwi | Jwira-Pepesa |
| jya | Jiarong |
| jye | Judeo-Yemeni Arabic |
| jyy | Jaya |
| kaa | Kara-Kalpak |
| kab | Kabyle |
| kac | Kachin |
| kad | Adara |
| kae | Ketangalan |
| kaf | Katso |
| kag | Kajaman |
| kah | Kara (Central African Republic) |
| kai | Karekare |
| kaj | Jju |
| kak | Kalanguya |
| kal | Kalaallisut |
| kam | Kamba (Kenya) |
| kan | Kannada |
| kao | Xaasongaxango |
| kap | Bezhta |
| kaq | Capanahua |
| kas | Kashmiri |
| kat | Georgian |
| kau | Kanuri |
| kav | Katukína |
| kaw | Kawi |
| kax | Kao |
| kay | Kamayurá |
| kaz | Kazakh |
| kba | Kalarko |
| kbb | Kaxuiâna |
| kbc | Kadiwéu |
| kbd | Kabardian |
| kbe | Kanju |
| kbg | Khamba |
| kbh | Camsá |
| kbi | Kaptiau |
| kbj | Kari |
| kbk | Grass Koiari |
| kbl | Kanembu |
| kbm | Iwal |
| kbn | Kare (Central African Republic) |
| kbo | Keliko |
| kbp | Kabiyè |
| kbq | Kamano |
| kbr | Kafa |
| kbs | Kande |
| kbt | Abadi |
| kbu | Kabutra |
| kbv | Dera (Indonesia) |
| kbw | Kaiep |
| kbx | Ap Ma |
| kby | Manga Kanuri |
| kbz | Duhwa |
| kca | Khanty |
| kcb | Kawacha |
| kcc | Lubila |
| kcd | Ngkâlmpw Kanum |
| kce | Kaivi |
| kcf | Ukaan |
| kcg | Tyap |
| kch | Vono |
| kci | Kamantan |
| kcj | Kobiana |
| kck | Kalanga |
| kcl | Kela (Papua New Guinea) |
| kcm | Gula (Central African Republic) |
| kcn | Nubi |
| kco | Kinalakna |
| kcp | Kanga |
| kcq | Kamo |
| kcr | Katla |
| kcs | Koenoem |
| kct | Kaian |
| kcu | Kami (Tanzania) |
| kcv | Kete |
| kcw | Kabwari |
| kcx | Kachama-Ganjule |
| kcy | Korandje |
| kcz | Konongo |
| kda | Worimi |
| kdc | Kutu |
| kdd | Yankunytjatjara |
| kde | Makonde |
| kdf | Mamusi |
| kdg | Seba |
| kdh | Tem |
| kdi | Kumam |
| kdj | Karamojong |
| kdk | Numèè |
| kdl | Tsikimba |
| kdm | Kagoma |
| kdn | Kunda |
| kdp | Kaningdon-Nindem |
| kdq | Koch |
| kdr | Karaim |
| kdt | Kuy |
| kdu | Kadaru |
| kdw | Koneraw |
| kdx | Kam |
| kdy | Keder |
| kdz | Kwaja |
| kea | Kabuverdianu |
| keb | Kélé |
| kec | Keiga |
| ked | Kerewe |
| kee | Eastern Keres |
| kef | Kpessi |
| keg | Tese |
| keh | Keak |
| kei | Kei |
| kej | Kadar |
| kek | Kekchí |
| kel | Kela (Democratic Republic of Congo) |
| kem | Kemak |
| ken | Kenyang |
| keo | Kakwa |
| kep | Kaikadi |
| keq | Kamar |
| ker | Kera |
| kes | Kugbo |
| ket | Ket |
| keu | Akebu |
| kev | Kanikkaran |
| kew | West Kewa |
| kex | Kukna |
| key | Kupia |
| kez | Kukele |
| kfa | Kodava |
| kfb | Northwestern Kolami |
| kfc | Konda-Dora |
| kfd | Korra Koraga |
| kfe | Kota (India) |
| kff | Koya |
| kfg | Kudiya |
| kfh | Kurichiya |
| kfi | Kannada Kurumba |
| kfj | Kemiehua |
| kfk | Kinnauri |
| kfl | Kung |
| kfm | Khunsari |
| kfn | Kuk |
| kfo | Koro (Côte d'Ivoire) |
| kfp | Korwa |
| kfq | Korku |
| kfr | Kachhi |
| kfs | Bilaspuri |
| kft | Kanjari |
| kfu | Katkari |
| kfv | Kurmukar |
| kfw | Kharam Naga |
| kfx | Kullu Pahari |
| kfy | Kumaoni |
| kfz | Koromfé |
| kga | Koyaga |
| kgb | Kawe |
| kge | Komering |
| kgf | Kube |
| kgg | Kusunda |
| kgi | Selangor Sign Language |
| kgj | Gamale Kham |
| kgk | Kaiwá |
| kgl | Kunggari |
| kgm | Karipúna |
| kgn | Karingani |
| kgo | Krongo |
| kgp | Kaingang |
| kgq | Kamoro |
| kgr | Abun |
| kgs | Kumbainggar |
| kgt | Somyev |
| kgu | Kobol |
| kgv | Karas |
| kgw | Karon Dori |
| kgx | Kamaru |
| kgy | Kyerung |
| kha | Khasi |
| khb | Lü |
| khc | Tukang Besi North |
| khd | Bädi Kanum |
| khe | Korowai |
| khf | Khuen |
| khg | Khams Tibetan |
| khh | Kehu |
| khj | Kuturmi |
| khk | Halh Mongolian |
| khl | Lusi |
| khm | Khmer |
| khn | Khandesi |
| kho | Khotanese |
| khp | Kapori |
| khq | Koyra Chiini Songhay |
| khr | Kharia |
| khs | Kasua |
| kht | Khamti |
| khu | Nkhumbi |
| khv | Khvarshi |
| khw | Khowar |
| khx | Kanu |
| khy | Kele (Democratic Republic of Congo) |
| khz | Keapara |
| kia | Kim |
| kib | Koalib |
| kic | Kickapoo |
| kid | Koshin |
| kie | Kibet |
| kif | Eastern Parbate Kham |
| kig | Kimaama |
| kih | Kilmeri |
| kii | Kitsai |
| kij | Kilivila |
| kik | Kikuyu |
| kil | Kariya |
| kim | Karagas |
| kin | Kinyarwanda |
| kio | Kiowa |
| kip | Sheshi Kham |
| kiq | Kosadle |
| kir | Kirghiz |
| kis | Kis |
| kit | Agob |
| kiu | Kirmanjki (individual language) |
| kiv | Kimbu |
| kiw | Northeast Kiwai |
| kix | Khiamniungan Naga |
| kiy | Kirikiri |
| kiz | Kisi |
| kja | Mlap |
| kjb | Q'anjob'al |
| kjc | Coastal Konjo |
| kjd | Southern Kiwai |
| kje | Kisar |
| kjg | Khmu |
| kjh | Khakas |
| kji | Zabana |
| kjj | Khinalugh |
| kjk | Highland Konjo |
| kjl | Western Parbate Kham |
| kjm | Kháng |
| kjn | Kunjen |
| kjo | Harijan Kinnauri |
| kjp | Pwo Eastern Karen |
| kjq | Western Keres |
| kjr | Kurudu |
| kjs | East Kewa |
| kjt | Phrae Pwo Karen |
| kju | Kashaya |
| kjv | Kaikavian Literary Language |
| kjx | Ramopa |
| kjy | Erave |
| kjz | Bumthangkha |
| kka | Kakanda |
| kkb | Kwerisa |
| kkc | Odoodee |
| kkd | Kinuku |
| kke | Kakabe |
| kkf | Kalaktang Monpa |
| kkg | Mabaka Valley Kalinga |
| kkh | Khün |
| kki | Kagulu |
| kkj | Kako |
| kkk | Kokota |
| kkl | Kosarek Yale |
| kkm | Kiong |
| kkn | Kon Keu |
| kko | Karko |
| kkp | Gugubera |
| kkq | Kaeku |
| kkr | Kir-Balar |
| kks | Giiwo |
| kkt | Koi |
| kku | Tumi |
| kkv | Kangean |
| kkw | Teke-Kukuya |
| kkx | Kohin |
| kky | Guugu Yimidhirr |
| kkz | Kaska |
| kla | Klamath-Modoc |
| klb | Kiliwa |
| klc | Kolbila |
| kld | Gamilaraay |
| kle | Kulung (Nepal) |
| klf | Kendeje |
| klg | Tagakaulo |
| klh | Weliki |
| kli | Kalumpang |
| klj | Khalaj |
| klk | Kono (Nigeria) |
| kll | Kagan Kalagan |
| klm | Migum |
| kln | Kalenjin |
| klo | Kapya |
| klp | Kamasa |
| klq | Rumu |
| klr | Khaling |
| kls | Kalasha |
| klt | Nukna |
| klu | Klao |
| klv | Maskelynes |
| klw | Tado |
| klx | Koluwawa |
| kly | Kalao |
| klz | Kabola |
| kma | Konni |
| kmb | Kimbundu |
| kmc | Southern Dong |
| kmd | Majukayang Kalinga |
| kme | Bakole |
| kmf | Kare (Papua New Guinea) |
| kmg | Kâte |
| kmh | Kalam |
| kmi | Kami (Nigeria) |
| kmj | Kumarbhag Paharia |
| kmk | Limos Kalinga |
| kml | Tanudan Kalinga |
| kmm | Kom (India) |
| kmn | Awtuw |
| kmo | Kwoma |
| kmp | Gimme |
| kmq | Kwama |
| kmr | Northern Kurdish |
| kms | Kamasau |
| kmt | Kemtuik |
| kmu | Kanite |
| kmv | Karipúna Creole French |
| kmw | Komo (Democratic Republic of Congo) |
| kmx | Waboda |
| kmy | Koma |
| kmz | Khorasani Turkish |
| kna | Dera (Nigeria) |
| knb | Lubuagan Kalinga |
| knc | Central Kanuri |
| knd | Konda |
| kne | Kankanaey |
| knf | Mankanya |
| kng | Koongo |
| kni | Kanufi |
| knj | Western Kanjobal |
| knk | Kuranko |
| knl | Keninjal |
| knm | Kanamarí |
| knn | Konkani (individual language) |
| kno | Kono (Sierra Leone) |
| knp | Kwanja |
| knq | Kintaq |
| knr | Kaningra |
| kns | Kensiu |
| knt | Panoan Katukína |
| knu | Kono (Guinea) |
| knv | Tabo |
| knw | Kung-Ekoka |
| knx | Kendayan |
| kny | Kanyok |
| knz | Kalamsé |
| koa | Konomala |
| koc | Kpati |
| kod | Kodi |
| koe | Kacipo-Balesi |
| kof | Kubi |
| kog | Cogui |
| koh | Koyo |
| koi | Komi-Permyak |
| kok | Konkani (macrolanguage) |
| kol | Kol (Papua New Guinea) |
| kom | Komi |
| kon | Kongo |
| koo | Konzo |
| kop | Waube |
| koq | Kota (Gabon) |
| kor | Korean |
| kos | Kosraean |
| kot | Lagwan |
| kou | Koke |
| kov | Kudu-Camo |
| kow | Kugama |
| koy | Koyukon |
| koz | Korak |
| kpa | Kutto |
| kpb | Mullu Kurumba |
| kpc | Curripaco |
| kpd | Koba |
| kpe | Kpelle |
| kpf | Komba |
| kpg | Kapingamarangi |
| kph | Kplang |
| kpi | Kofei |
| kpj | Karajá |
| kpk | Kpan |
| kpl | Kpala |
| kpm | Koho |
| kpn | Kepkiriwát |
| kpo | Ikposo |
| kpq | Korupun-Sela |
| kpr | Korafe-Yegha |
| kps | Tehit |
| kpt | Karata |
| kpu | Kafoa |
| kpv | Komi-Zyrian |
| kpw | Kobon |
| kpx | Mountain Koiali |
| kpy | Koryak |
| kpz | Kupsabiny |
| kqa | Mum |
| kqb | Kovai |
| kqc | Doromu-Koki |
| kqd | Koy Sanjaq Surat |
| kqe | Kalagan |
| kqf | Kakabai |
| kqg | Khe |
| kqh | Kisankasa |
| kqi | Koitabu |
| kqj | Koromira |
| kqk | Kotafon Gbe |
| kql | Kyenele |
| kqm | Khisa |
| kqn | Kaonde |
| kqo | Eastern Krahn |
| kqp | Kimré |
| kqq | Krenak |
| kqr | Kimaragang |
| kqs | Northern Kissi |
| kqt | Klias River Kadazan |
| kqu | Seroa |
| kqv | Okolod |
| kqw | Kandas |
| kqx | Mser |
| kqy | Koorete |
| kqz | Korana |
| kra | Kumhali |
| krb | Karkin |
| krc | Karachay-Balkar |
| krd | Kairui-Midiki |
| kre | Panará |
| krf | Koro (Vanuatu) |
| krh | Kurama |
| kri | Krio |
| krj | Kinaray-A |
| krk | Kerek |
| krl | Karelian |
| krn | Sapo |
| krp | Korop |
| krr | Krung |
| krs | Gbaya (Sudan) |
| krt | Tumari Kanuri |
| kru | Kurukh |
| krv | Kavet |
| krw | Western Krahn |
| krx | Karon |
| kry | Kryts |
| krz | Sota Kanum |
| ksa | Shuwa-Zamani |
| ksb | Shambala |
| ksc | Southern Kalinga |
| ksd | Kuanua |
| kse | Kuni |
| ksf | Bafia |
| ksg | Kusaghe |
| ksh | Kölsch |
| ksi | Krisa |
| ksj | Uare |
| ksk | Kansa |
| ksl | Kumalu |
| ksm | Kumba |
| ksn | Kasiguranin |
| kso | Kofa |
| ksp | Kaba |
| ksq | Kwaami |
| ksr | Borong |
| kss | Southern Kisi |
| kst | Winyé |
| ksu | Khamyang |
| ksv | Kusu |
| ksw | S'gaw Karen |
| ksx | Kedang |
| ksy | Kharia Thar |
| ksz | Kodaku |
| kta | Katua |
| ktb | Kambaata |
| ktc | Kholok |
| ktd | Kokata |
| kte | Nubri |
| ktf | Kwami |
| ktg | Kalkutung |
| kth | Karanga |
| kti | North Muyu |
| ktj | Plapo Krumen |
| ktk | Kaniet |
| ktl | Koroshi |
| ktm | Kurti |
| ktn | Karitiâna |
| kto | Kuot |
| ktp | Kaduo |
| ktq | Katabaga |
| kts | South Muyu |
| ktt | Ketum |
| ktu | Kituba (Democratic Republic of Congo) |
| ktv | Eastern Katu |
| ktw | Kato |
| ktx | Kaxararí |
| kty | Kango (Bas-Uélé District) |
| ktz | Juǀʼhoan |
| kua | Kuanyama |
| kub | Kutep |
| kuc | Kwinsu |
| kud | 'Auhelawa |
| kue | Kuman (Papua New Guinea) |
| kuf | Western Katu |
| kug | Kupa |
| kuh | Kushi |
| kui | Kuikúro-Kalapálo |
| kuj | Kuria |
| kuk | Kepo' |
| kul | Kulere |
| kum | Kumyk |
| kun | Kunama |
| kuo | Kumukio |
| kup | Kunimaipa |
| kuq | Karipuna |
| kur | Kurdish |
| kus | Kusaal |
| kut | Kutenai |
| kuu | Upper Kuskokwim |
| kuv | Kur |
| kuw | Kpagua |
| kux | Kukatja |
| kuy | Kuuku-Ya'u |
| kuz | Kunza |
| kva | Bagvalal |
| kvb | Kubu |
| kvc | Kove |
| kvd | Kui (Indonesia) |
| kve | Kalabakan |
| kvf | Kabalai |
| kvg | Kuni-Boazi |
| kvh | Komodo |
| kvi | Kwang |
| kvj | Psikye |
| kvk | Korean Sign Language |
| kvl | Kayaw |
| kvm | Kendem |
| kvn | Border Kuna |
| kvo | Dobel |
| kvp | Kompane |
| kvq | Geba Karen |
| kvr | Kerinci |
| kvt | Lahta Karen |
| kvu | Yinbaw Karen |
| kvv | Kola |
| kvw | Wersing |
| kvx | Parkari Koli |
| kvy | Yintale Karen |
| kvz | Tsakwambo |
| kwa | Dâw |
| kwb | Kwa |
| kwc | Likwala |
| kwd | Kwaio |
| kwe | Kwerba |
| kwf | Kwara'ae |
| kwg | Sara Kaba Deme |
| kwh | Kowiai |
| kwi | Awa-Cuaiquer |
| kwj | Kwanga |
| kwk | Kwakiutl |
| kwl | Kofyar |
| kwm | Kwambi |
| kwn | Kwangali |
| kwo | Kwomtari |
| kwp | Kodia |
| kwr | Kwer |
| kws | Kwese |
| kwt | Kwesten |
| kwu | Kwakum |
| kwv | Sara Kaba Náà |
| kww | Kwinti |
| kwx | Khirwar |
| kwy | San Salvador Kongo |
| kwz | Kwadi |
| kxa | Kairiru |
| kxb | Krobu |
| kxc | Konso |
| kxd | Brunei |
| kxf | Manumanaw Karen |
| kxh | Karo (Ethiopia) |
| kxi | Keningau Murut |
| kxj | Kulfa |
| kxk | Zayein Karen |
| kxm | Northern Khmer |
| kxn | Kanowit-Tanjong Melanau |
| kxo | Kanoé |
| kxp | Wadiyara Koli |
| kxq | Smärky Kanum |
| kxr | Koro (Papua New Guinea) |
| kxs | Kangjia |
| kxt | Koiwat |
| kxv | Kuvi |
| kxw | Konai |
| kxx | Likuba |
| kxy | Kayong |
| kxz | Kerewo |
| kya | Kwaya |
| kyb | Butbut Kalinga |
| kyc | Kyaka |
| kyd | Karey |
| kye | Krache |
| kyf | Kouya |
| kyg | Keyagana |
| kyh | Karok |
| kyi | Kiput |
| kyj | Karao |
| kyk | Kamayo |
| kyl | Kalapuya |
| kym | Kpatili |
| kyn | Northern Binukidnon |
| kyo | Kelon |
| kyp | Kang |
| kyq | Kenga |
| kyr | Kuruáya |
| kys | Baram Kayan |
| kyt | Kayagar |
| kyu | Western Kayah |
| kyv | Kayort |
| kyw | Kudmali |
| kyx | Rapoisi |
| kyy | Kambaira |
| kyz | Kayabí |
| kza | Western Karaboro |
| kzb | Kaibobo |
| kzc | Bondoukou Kulango |
| kzd | Kadai |
| kze | Kosena |
| kzf | Da'a Kaili |
| kzg | Kikai |
| kzi | Kelabit |
| kzk | Kazukuru |
| kzl | Kayeli |
| kzm | Kais |
| kzn | Kokola |
| kzo | Kaningi |
| kzp | Kaidipang |
| kzq | Kaike |
| kzr | Karang |
| kzs | Sugut Dusun |
| kzu | Kayupulau |
| kzv | Komyandaret |
| kzw | Karirí-Xocó |
| kzx | Kamarian |
| kzy | Kango (Tshopo District) |
| kzz | Kalabra |
| laa | Southern Subanen |
| lab | Linear A |
| lac | Lacandon |
| lad | Ladino |
| lae | Pattani |
| laf | Lafofa |
| lag | Langi |
| lah | Lahnda |
| lai | Lambya |
| laj | Lango (Uganda) |
| lak | Laka (Nigeria) |
| lal | Lalia |
| lam | Lamba |
| lan | Laru |
| lao | Lao |
| lap | Laka (Chad) |
| laq | Qabiao |
| lar | Larteh |
| las | Lama (Togo) |
| lat | Latin |
| lau | Laba |
| lav | Latvian |
| law | Lauje |
| lax | Tiwa |
| lay | Lama Bai |
| laz | Aribwatsa |
| lbb | Label |
| lbc | Lakkia |
| lbe | Lak |
| lbf | Tinani |
| lbg | Laopang |
| lbi | La'bi |
| lbj | Ladakhi |
| lbk | Central Bontok |
| lbl | Libon Bikol |
| lbm | Lodhi |
| lbn | Rmeet |
| lbo | Laven |
| lbq | Wampar |
| lbr | Lohorung |
| lbs | Libyan Sign Language |
| lbt | Lachi |
| lbu | Labu |
| lbv | Lavatbura-Lamusong |
| lbw | Tolaki |
| lbx | Lawangan |
| lby | Lamalama |
| lbz | Lardil |
| lcc | Legenyem |
| lcd | Lola |
| lce | Loncong |
| lcf | Lubu |
| lch | Luchazi |
| lcl | Lisela |
| lcm | Tungag |
| lcp | Western Lawa |
| lcq | Luhu |
| lcs | Lisabata-Nuniali |
| lda | Kla-Dan |
| ldb | Dũya |
| ldd | Luri |
| ldg | Lenyima |
| ldh | Lamja-Dengsa-Tola |
| ldi | Laari |
| ldj | Lemoro |
| ldk | Leelau |
| ldl | Kaan |
| ldm | Landoma |
| ldn | Láadan |
| ldo | Loo |
| ldp | Tso |
| ldq | Lufu |
| lea | Lega-Shabunda |
| leb | Lala-Bisa |
| lec | Leco |
| led | Lendu |
| lee | Lyélé |
| lef | Lelemi |
| leh | Lenje |
| lei | Lemio |
| lej | Lengola |
| lek | Leipon |
| lel | Lele (Democratic Republic of Congo) |
| lem | Nomaande |
| len | Lenca |
| leo | Leti (Cameroon) |
| lep | Lepcha |
| leq | Lembena |
| ler | Lenkau |
| les | Lese |
| let | Lesing-Gelimi |
| leu | Kara (Papua New Guinea) |
| lev | Lamma |
| lew | Ledo Kaili |
| lex | Luang |
| ley | Lemolang |
| lez | Lezghian |
| lfa | Lefa |
| lfn | Lingua Franca Nova |
| lga | Lungga |
| lgb | Laghu |
| lgg | Lugbara |
| lgh | Laghuu |
| lgi | Lengilu |
| lgk | Lingarak |
| lgl | Wala |
| lgm | Lega-Mwenga |
| lgn | T'apo |
| lgq | Logba |
| lgr | Lengo |
| lgt | Pahi |
| lgu | Longgu |
| lgz | Ligenza |
| lha | Laha (Viet Nam) |
| lhh | Laha (Indonesia) |
| lhi | Lahu Shi |
| lhl | Lahul Lohar |
| lhm | Lhomi |
| lhn | Lahanan |
| lhp | Lhokpu |
| lhs | Mlahsö |
| lht | Lo-Toga |
| lhu | Lahu |
| lia | West-Central Limba |
| lib | Likum |
| lic | Hlai |
| lid | Nyindrou |
| lie | Likila |
| lif | Limbu |
| lig | Ligbi |
| lih | Lihir |
| lij | Ligurian |
| lik | Lika |
| lil | Lillooet |
| lim | Limburgan |
| lin | Lingala |
| lio | Liki |
| lip | Sekpele |
| liq | Libido |
| lir | Liberian English |
| lis | Lisu |
| lit | Lithuanian |
| liu | Logorik |
| liv | Liv |
| liw | Col |
| lix | Liabuku |
| liy | Banda-Bambari |
| liz | Libinza |
| lja | Golpa |
| lje | Rampi |
| lji | Laiyolo |
| ljl | Li'o |
| ljp | Lampung Api |
| ljw | Yirandali |
| ljx | Yuru |
| lka | Lakalei |
| lkb | Kabras |
| lkc | Kucong |
| lkd | Lakondê |
| lke | Kenyi |
| lkh | Lakha |
| lki | Laki |
| lkj | Remun |
| lkl | Laeko-Libuat |
| lkm | Kalaamaya |
| lkn | Lakon |
| lko | Khayo |
| lkr | Päri |
| lks | Kisa |
| lkt | Lakota |
| lku | Kungkari |
| lky | Lokoya |
| lla | Lala-Roba |
| llb | Lolo |
| llc | Lele (Guinea) |
| lld | Ladin |
| lle | Lele (Papua New Guinea) |
| llf | Hermit |
| llg | Lole |
| llh | Lamu |
| lli | Teke-Laali |
| llj | Ladji Ladji |
| llk | Lelak |
| lll | Lilau |
| llm | Lasalimu |
| lln | Lele (Chad) |
| llp | North Efate |
| llq | Lolak |
| lls | Lithuanian Sign Language |
| llu | Lau |
| llx | Lauan |
| lma | East Limba |
| lmb | Merei |
| lmc | Limilngan |
| lmd | Lumun |
| lme | Pévé |
| lmf | South Lembata |
| lmg | Lamogai |
| lmh | Lambichhong |
| lmi | Lombi |
| lmj | West Lembata |
| lmk | Lamkang |
| lml | Hano |
| lmn | Lambadi |
| lmo | Lombard |
| lmp | Limbum |
| lmq | Lamatuka |
| lmr | Lamalera |
| lmu | Lamenu |
| lmv | Lomaiviti |
| lmw | Lake Miwok |
| lmx | Laimbue |
| lmy | Lamboya |
| lna | Langbashe |
| lnb | Mbalanhu |
| lnd | Lundayeh |
| lng | Langobardic |
| lnh | Lanoh |
| lni | Daantanai' |
| lnj | Leningitij |
| lnl | South Central Banda |
| lnm | Langam |
| lnn | Lorediakarkar |
| lno | Lango (South Sudan) |
| lns | Lamnso' |
| lnu | Longuda |
| lnw | Lanima |
| lnz | Lonzo |
| loa | Loloda |
| lob | Lobi |
| loc | Inonhan |
| loe | Saluan |
| lof | Logol |
| log | Logo |
| loh | Narim |
| loi | Loma (Côte d'Ivoire) |
| loj | Lou |
| lok | Loko |
| lol | Mongo |
| lom | Loma (Liberia) |
| lon | Malawi Lomwe |
| loo | Lombo |
| lop | Lopa |
| loq | Lobala |
| lor | Téén |
| los | Loniu |
| lot | Otuho |
| lou | Louisiana Creole |
| lov | Lopi |
| low | Tampias Lobu |
| lox | Loun |
| loy | Loke |
| loz | Lozi |
| lpa | Lelepa |
| lpe | Lepki |
| lpn | Long Phuri Naga |
| lpo | Lipo |
| lpx | Lopit |
| lra | Rara Bakati' |
| lrc | Northern Luri |
| lre | Laurentian |
| lrg | Laragia |
| lri | Marachi |
| lrk | Loarki |
| lrl | Lari |
| lrm | Marama |
| lrn | Lorang |
| lro | Laro |
| lrr | Southern Yamphu |
| lrt | Larantuka Malay |
| lrv | Larevat |
| lrz | Lemerig |
| lsa | Lasgerdi |
| lsd | Lishana Deni |
| lse | Lusengo |
| lsh | Lish |
| lsi | Lashi |
| lsl | Latvian Sign Language |
| lsm | Saamia |
| lsn | Tibetan Sign Language |
| lso | Laos Sign Language |
| lsp | Panamanian Sign Language |
| lsr | Aruop |
| lss | Lasi |
| lst | Trinidad and Tobago Sign Language |
| lsv | Sivia Sign Language |
| lsy | Mauritian Sign Language |
| ltc | Late Middle Chinese |
| ltg | Latgalian |
| lth | Thur |
| lti | Leti (Indonesia) |
| ltn | Latundê |
| lto | Tsotso |
| lts | Tachoni |
| ltu | Latu |
| ltz | Luxembourgish |
| lua | Luba-Lulua |
| lub | Luba-Katanga |
| luc | Aringa |
| lud | Ludian |
| lue | Luvale |
| luf | Laua |
| lug | Ganda |
| lui | Luiseno |
| luj | Luna |
| luk | Lunanakha |
| lul | Olu'bo |
| lum | Luimbi |
| lun | Lunda |
| luo | Luo (Kenya and Tanzania) |
| lup | Lumbu |
| luq | Lucumi |
| lur | Laura |
| lus | Lushai |
| lut | Lushootseed |
| luu | Lumba-Yakkha |
| luv | Luwati |
| luw | Luo (Cameroon) |
| luy | Luyia |
| luz | Southern Luri |
| lva | Maku'a |
| lvi | Lavi |
| lvk | Lavukaleve |
| lvs | Standard Latvian |
| lvu | Levuka |
| lwa | Lwalu |
| lwe | Lewo Eleng |
| lwg | Wanga |
| lwh | White Lachi |
| lwl | Eastern Lawa |
| lwm | Laomian |
| lwo | Luwo |
| lws | Malawian Sign Language |
| lwt | Lewotobi |
| lwu | Lawu |
| lww | Lewo |
| lya | Layakha |
| lyg | Lyngngam |
| lyn | Luyana |
| lzh | Literary Chinese |
| lzl | Litzlitz |
| lzn | Leinong Naga |
| lzz | Laz |
| maa | San Jerónimo Tecóatl Mazatec |
| mab | Yutanduchi Mixtec |
| mad | Madurese |
| mae | Bo-Rukul |
| maf | Mafa |
| mag | Magahi |
| mah | Marshallese |
| mai | Maithili |
| maj | Jalapa De Díaz Mazatec |
| mak | Makasar |
| mal | Malayalam |
| mam | Mam |
| man | Mandingo |
| maq | Chiquihuitlán Mazatec |
| mar | Marathi |
| mas | Masai |
| mat | San Francisco Matlatzinca |
| mau | Huautla Mazatec |
| mav | Sateré-Mawé |
| maw | Mampruli |
| max | North Moluccan Malay |
| maz | Central Mazahua |
| mba | Higaonon |
| mbb | Western Bukidnon Manobo |
| mbc | Macushi |
| mbd | Dibabawon Manobo |
| mbe | Molale |
| mbf | Baba Malay |
| mbh | Mangseng |
| mbi | Ilianen Manobo |
| mbj | Nadëb |
| mbk | Malol |
| mbl | Maxakalí |
| mbm | Ombamba |
| mbn | Macaguán |
| mbo | Mbo (Cameroon) |
| mbp | Malayo |
| mbq | Maisin |
| mbr | Nukak Makú |
| mbs | Sarangani Manobo |
| mbt | Matigsalug Manobo |
| mbu | Mbula-Bwazza |
| mbv | Mbulungish |
| mbw | Maring |
| mbx | Mari (East Sepik Province) |
| mby | Memoni |
| mbz | Amoltepec Mixtec |
| mca | Maca |
| mcb | Machiguenga |
| mcc | Bitur |
| mcd | Sharanahua |
| mce | Itundujia Mixtec |
| mcf | Matsés |
| mcg | Mapoyo |
| mch | Maquiritari |
| mci | Mese |
| mcj | Mvanip |
| mck | Mbunda |
| mcl | Macaguaje |
| mcm | Malaccan Creole Portuguese |
| mcn | Masana |
| mco | Coatlán Mixe |
| mcp | Makaa |
| mcq | Ese |
| mcr | Menya |
| mcs | Mambai |
| mct | Mengisa |
| mcu | Cameroon Mambila |
| mcv | Minanibai |
| mcw | Mawa (Chad) |
| mcx | Mpiemo |
| mcy | South Watut |
| mcz | Mawan |
| mda | Mada (Nigeria) |
| mdb | Morigi |
| mdc | Male (Papua New Guinea) |
| mdd | Mbum |
| mde | Maba (Chad) |
| mdf | Moksha |
| mdg | Massalat |
| mdh | Maguindanaon |
| mdi | Mamvu |
| mdj | Mangbetu |
| mdk | Mangbutu |
| mdl | Maltese Sign Language |
| mdm | Mayogo |
| mdn | Mbati |
| mdp | Mbala |
| mdq | Mbole |
| mdr | Mandar |
| mds | Maria (Papua New Guinea) |
| mdt | Mbere |
| mdu | Mboko |
| mdv | Santa Lucía Monteverde Mixtec |
| mdw | Mbosi |
| mdx | Dizin |
| mdy | Male (Ethiopia) |
| mdz | Suruí Do Pará |
| mea | Menka |
| meb | Ikobi |
| mec | Marra |
| med | Melpa |
| mee | Mengen |
| mef | Megam |
| meh | Southwestern Tlaxiaco Mixtec |
| mei | Midob |
| mej | Meyah |
| mek | Mekeo |
| mel | Central Melanau |
| mem | Mangala |
| men | Mende (Sierra Leone) |
| meo | Kedah Malay |
| mep | Miriwoong |
| meq | Merey |
| mer | Meru |
| mes | Masmaje |
| met | Mato |
| meu | Motu |
| mev | Mano |
| mew | Maaka |
| mey | Hassaniyya |
| mez | Menominee |
| mfa | Pattani Malay |
| mfb | Bangka |
| mfc | Mba |
| mfd | Mendankwe-Nkwen |
| mfe | Morisyen |
| mff | Naki |
| mfg | Mogofin |
| mfh | Matal |
| mfi | Wandala |
| mfj | Mefele |
| mfk | North Mofu |
| mfl | Putai |
| mfm | Marghi South |
| mfn | Cross River Mbembe |
| mfo | Mbe |
| mfp | Makassar Malay |
| mfq | Moba |
| mfr | Marrithiyel |
| mfs | Mexican Sign Language |
| mft | Mokerang |
| mfu | Mbwela |
| mfv | Mandjak |
| mfw | Mulaha |
| mfx | Melo |
| mfy | Mayo |
| mfz | Mabaan |
| mga | Middle Irish (900-1200) |
| mgb | Mararit |
| mgc | Morokodo |
| mgd | Moru |
| mge | Mango |
| mgf | Maklew |
| mgg | Mpumpong |
| mgh | Makhuwa-Meetto |
| mgi | Lijili |
| mgj | Abureni |
| mgk | Mawes |
| mgl | Maleu-Kilenge |
| mgm | Mambae |
| mgn | Mbangi |
| mgo | Meta' |
| mgp | Eastern Magar |
| mgq | Malila |
| mgr | Mambwe-Lungu |
| mgs | Manda (Tanzania) |
| mgt | Mongol |
| mgu | Mailu |
| mgv | Matengo |
| mgw | Matumbi |
| mgy | Mbunga |
| mgz | Mbugwe |
| mha | Manda (India) |
| mhb | Mahongwe |
| mhc | Mocho |
| mhd | Mbugu |
| mhe | Besisi |
| mhf | Mamaa |
| mhg | Margu |
| mhi | Ma'di |
| mhj | Mogholi |
| mhk | Mungaka |
| mhl | Mauwake |
| mhm | Makhuwa-Moniga |
| mhn | Mócheno |
| mho | Mashi (Zambia) |
| mhp | Balinese Malay |
| mhq | Mandan |
| mhr | Eastern Mari |
| mhs | Buru (Indonesia) |
| mht | Mandahuaca |
| mhu | Digaro-Mishmi |
| mhw | Mbukushu |
| mhx | Maru |
| mhy | Ma'anyan |
| mhz | Mor (Mor Islands) |
| mia | Miami |
| mib | Atatláhuca Mixtec |
| mic | Mi'kmaq |
| mid | Mandaic |
| mie | Ocotepec Mixtec |
| mif | Mofu-Gudur |
| mig | San Miguel El Grande Mixtec |
| mih | Chayuco Mixtec |
| mii | Chigmecatitlán Mixtec |
| mij | Abar |
| mik | Mikasuki |
| mil | Peñoles Mixtec |
| mim | Alacatlatzala Mixtec |
| min | Minangkabau |
| mio | Pinotepa Nacional Mixtec |
| mip | Apasco-Apoala Mixtec |
| miq | Mískito |
| mir | Isthmus Mixe |
| mis | Uncoded languages |
| mit | Southern Puebla Mixtec |
| miu | Cacaloxtepec Mixtec |
| miw | Akoye |
| mix | Mixtepec Mixtec |
| miy | Ayutla Mixtec |
| miz | Coatzospan Mixtec |
| mjb | Makalero |
| mjc | San Juan Colorado Mixtec |
| mjd | Northwest Maidu |
| mje | Muskum |
| mjg | Tu |
| mjh | Mwera (Nyasa) |
| mji | Kim Mun |
| mjj | Mawak |
| mjk | Matukar |
| mjl | Mandeali |
| mjm | Medebur |
| mjn | Ma (Papua New Guinea) |
| mjo | Malankuravan |
| mjp | Malapandaram |
| mjq | Malaryan |
| mjr | Malavedan |
| mjs | Miship |
| mjt | Sauria Paharia |
| mju | Manna-Dora |
| mjv | Mannan |
| mjw | Karbi |
| mjx | Mahali |
| mjy | Mahican |
| mjz | Majhi |
| mka | Mbre |
| mkb | Mal Paharia |
| mkc | Siliput |
| mkd | Macedonian |
| mke | Mawchi |
| mkf | Miya |
| mkg | Mak (China) |
| mki | Dhatki |
| mkj | Mokilese |
| mkk | Byep |
| mkl | Mokole |
| mkm | Moklen |
| mkn | Kupang Malay |
| mko | Mingang Doso |
| mkp | Moikodi |
| mkq | Bay Miwok |
| mkr | Malas |
| mks | Silacayoapan Mixtec |
| mkt | Vamale |
| mku | Konyanka Maninka |
| mkv | Mafea |
| mkw | Kituba (Congo) |
| mkx | Kinamiging Manobo |
| mky | East Makian |
| mkz | Makasae |
| mla | Malo |
| mlb | Mbule |
| mlc | Cao Lan |
| mle | Manambu |
| mlf | Mal |
| mlg | Malagasy |
| mlh | Mape |
| mli | Malimpung |
| mlj | Miltu |
| mlk | Ilwana |
| mll | Malua Bay |
| mlm | Mulam |
| mln | Malango |
| mlo | Mlomp |
| mlp | Bargam |
| mlq | Western Maninkakan |
| mlr | Vame |
| mls | Masalit |
| mlt | Maltese |
| mlu | To'abaita |
| mlv | Motlav |
| mlw | Moloko |
| mlx | Malfaxal |
| mlz | Malaynon |
| mma | Mama |
| mmb | Momina |
| mmc | Michoacán Mazahua |
| mmd | Maonan |
| mme | Mae |
| mmf | Mundat |
| mmg | North Ambrym |
| mmh | Mehináku |
| mmi | Musar |
| mmj | Majhwar |
| mmk | Mukha-Dora |
| mml | Man Met |
| mmm | Maii |
| mmn | Mamanwa |
| mmo | Mangga Buang |
| mmp | Siawi |
| mmq | Musak |
| mmr | Western Xiangxi Miao |
| mmt | Malalamai |
| mmu | Mmaala |
| mmv | Miriti |
| mmw | Emae |
| mmx | Madak |
| mmy | Migaama |
| mmz | Mabaale |
| mna | Mbula |
| mnb | Muna |
| mnc | Manchu |
| mnd | Mondé |
| mne | Naba |
| mnf | Mundani |
| mng | Eastern Mnong |
| mnh | Mono (Democratic Republic of Congo) |
| mni | Manipuri |
| mnj | Munji |
| mnk | Mandinka |
| mnl | Tiale |
| mnm | Mapena |
| mnn | Southern Mnong |
| mnp | Min Bei Chinese |
| mnq | Minriq |
| mnr | Mono (USA) |
| mns | Mansi |
| mnu | Mer |
| mnv | Rennell-Bellona |
| mnw | Mon |
| mnx | Manikion |
| mny | Manyawa |
| mnz | Moni |
| moa | Mwan |
| moc | Mocoví |
| mod | Mobilian |
| moe | Innu |
| mog | Mongondow |
| moh | Mohawk |
| moi | Mboi |
| moj | Monzombo |
| mok | Morori |
| mom | Mangue |
| mon | Mongolian |
| moo | Monom |
| mop | Mopán Maya |
| moq | Mor (Bomberai Peninsula) |
| mor | Moro |
| mos | Mossi |
| mot | Barí |
| mou | Mogum |
| mov | Mohave |
| mow | Moi (Congo) |
| mox | Molima |
| moy | Shekkacho |
| moz | Mukulu |
| mpa | Mpoto |
| mpb | Malak Malak |
| mpc | Mangarrayi |
| mpd | Machinere |
| mpe | Majang |
| mpg | Marba |
| mph | Maung |
| mpi | Mpade |
| mpj | Martu Wangka |
| mpk | Mbara (Chad) |
| mpl | Middle Watut |
| mpm | Yosondúa Mixtec |
| mpn | Mindiri |
| mpo | Miu |
| mpp | Migabac |
| mpq | Matís |
| mpr | Vangunu |
| mps | Dadibi |
| mpt | Mian |
| mpu | Makuráp |
| mpv | Mungkip |
| mpw | Mapidian |
| mpx | Misima-Panaeati |
| mpy | Mapia |
| mpz | Mpi |
| mqa | Maba (Indonesia) |
| mqb | Mbuko |
| mqc | Mangole |
| mqe | Matepi |
| mqf | Momuna |
| mqg | Kota Bangun Kutai Malay |
| mqh | Tlazoyaltepec Mixtec |
| mqi | Mariri |
| mqj | Mamasa |
| mqk | Rajah Kabunsuwan Manobo |
| mql | Mbelime |
| mqm | South Marquesan |
| mqn | Moronene |
| mqo | Modole |
| mqp | Manipa |
| mqq | Minokok |
| mqr | Mander |
| mqs | West Makian |
| mqt | Mok |
| mqu | Mandari |
| mqv | Mosimo |
| mqw | Murupi |
| mqx | Mamuju |
| mqy | Manggarai |
| mqz | Pano |
| mra | Mlabri |
| mrb | Marino |
| mrc | Maricopa |
| mrd | Western Magar |
| mre | Martha's Vineyard Sign Language |
| mrf | Elseng |
| mrg | Mising |
| mrh | Mara Chin |
| mri | Maori |
| mrj | Western Mari |
| mrk | Hmwaveke |
| mrl | Mortlockese |
| mrm | Merlav |
| mrn | Cheke Holo |
| mro | Mru |
| mrp | Morouas |
| mrq | North Marquesan |
| mrr | Maria (India) |
| mrs | Maragus |
| mrt | Marghi Central |
| mru | Mono (Cameroon) |
| mrv | Mangareva |
| mrw | Maranao |
| mrx | Maremgi |
| mry | Mandaya |
| mrz | Marind |
| msa | Malay (macrolanguage) |
| msb | Masbatenyo |
| msc | Sankaran Maninka |
| msd | Yucatec Maya Sign Language |
| mse | Musey |
| msf | Mekwei |
| msg | Moraid |
| msh | Masikoro Malagasy |
| msi | Sabah Malay |
| msj | Ma (Democratic Republic of Congo) |
| msk | Mansaka |
| msl | Molof |
| msm | Agusan Manobo |
| msn | Vurës |
| mso | Mombum |
| msp | Maritsauá |
| msq | Caac |
| msr | Mongolian Sign Language |
| mss | West Masela |
| msu | Musom |
| msv | Maslam |
| msw | Mansoanka |
| msx | Moresada |
| msy | Aruamu |
| msz | Momare |
| mta | Cotabato Manobo |
| mtb | Anyin Morofo |
| mtc | Munit |
| mtd | Mualang |
| mte | Mono (Solomon Islands) |
| mtf | Murik (Papua New Guinea) |
| mtg | Una |
| mth | Munggui |
| mti | Maiwa (Papua New Guinea) |
| mtj | Moskona |
| mtk | Mbe' |
| mtl | Montol |
| mtm | Mator |
| mtn | Matagalpa |
| mto | Totontepec Mixe |
| mtp | Wichí Lhamtés Nocten |
| mtq | Muong |
| mtr | Mewari |
| mts | Yora |
| mtt | Mota |
| mtu | Tututepec Mixtec |
| mtv | Asaro'o |
| mtw | Southern Binukidnon |
| mtx | Tidaá Mixtec |
| mty | Nabi |
| mua | Mundang |
| mub | Mubi |
| muc | Ajumbu |
| mud | Mednyj Aleut |
| mue | Media Lengua |
| mug | Musgu |
| muh | Mündü |
| mui | Musi |
| muj | Mabire |
| muk | Mugom |
| mul | Multiple languages |
| mum | Maiwala |
| muo | Nyong |
| mup | Malvi |
| muq | Eastern Xiangxi Miao |
| mur | Murle |
| mus | Creek |
| mut | Western Muria |
| muu | Yaaku |
| muv | Muthuvan |
| mux | Bo-Ung |
| muy | Muyang |
| muz | Mursi |
| mva | Manam |
| mvb | Mattole |
| mvd | Mamboru |
| mve | Marwari (Pakistan) |
| mvf | Peripheral Mongolian |
| mvg | Yucuañe Mixtec |
| mvh | Mulgi |
| mvi | Miyako |
| mvk | Mekmek |
| mvl | Mbara (Australia) |
| mvm | Muya |
| mvn | Minaveha |
| mvo | Marovo |
| mvp | Duri |
| mvq | Moere |
| mvr | Marau |
| mvs | Massep |
| mvt | Mpotovoro |
| mvu | Marfa |
| mvv | Tagal Murut |
| mvw | Machinga |
| mvx | Meoswar |
| mvy | Indus Kohistani |
| mvz | Mesqan |
| mwa | Mwatebu |
| mwb | Juwal |
| mwc | Are |
| mwe | Mwera (Chimwera) |
| mwf | Murrinh-Patha |
| mwg | Aiklep |
| mwh | Mouk-Aria |
| mwi | Labo |
| mwk | Kita Maninkakan |
| mwl | Mirandese |
| mwm | Sar |
| mwn | Nyamwanga |
| mwo | Central Maewo |
| mwp | Kala Lagaw Ya |
| mwq | Mün Chin |
| mwr | Marwari |
| mws | Mwimbi-Muthambi |
| mwt | Moken |
| mwu | Mittu |
| mwv | Mentawai |
| mww | Hmong Daw |
| mwz | Moingi |
| mxa | Northwest Oaxaca Mixtec |
| mxb | Tezoatlán Mixtec |
| mxc | Manyika |
| mxd | Modang |
| mxe | Mele-Fila |
| mxf | Malgbe |
| mxg | Mbangala |
| mxh | Mvuba |
| mxi | Mozarabic |
| mxj | Miju-Mishmi |
| mxk | Monumbo |
| mxl | Maxi Gbe |
| mxm | Meramera |
| mxn | Moi (Indonesia) |
| mxo | Mbowe |
| mxp | Tlahuitoltepec Mixe |
| mxq | Juquila Mixe |
| mxr | Murik (Malaysia) |
| mxs | Huitepec Mixtec |
| mxt | Jamiltepec Mixtec |
| mxu | Mada (Cameroon) |
| mxv | Metlatónoc Mixtec |
| mxw | Namo |
| mxx | Mahou |
| mxy | Southeastern Nochixtlán Mixtec |
| mxz | Central Masela |
| mya | Burmese |
| myb | Mbay |
| myc | Mayeka |
| mye | Myene |
| myf | Bambassi |
| myg | Manta |
| myh | Makah |
| myj | Mangayat |
| myk | Mamara Senoufo |
| myl | Moma |
| mym | Me'en |
| myo | Anfillo |
| myp | Pirahã |
| myr | Muniche |
| mys | Mesmes |
| myu | Mundurukú |
| myv | Erzya |
| myw | Muyuw |
| myx | Masaaba |
| myy | Macuna |
| myz | Classical Mandaic |
| mza | Santa María Zacatepec Mixtec |
| mzb | Tumzabt |
| mzc | Madagascar Sign Language |
| mzd | Malimba |
| mze | Morawa |
| mzg | Monastic Sign Language |
| mzh | Wichí Lhamtés Güisnay |
| mzi | Ixcatlán Mazatec |
| mzj | Manya |
| mzk | Nigeria Mambila |
| mzl | Mazatlán Mixe |
| mzm | Mumuye |
| mzn | Mazanderani |
| mzo | Matipuhy |
| mzp | Movima |
| mzq | Mori Atas |
| mzr | Marúbo |
| mzs | Macanese |
| mzt | Mintil |
| mzu | Inapang |
| mzv | Manza |
| mzw | Deg |
| mzx | Mawayana |
| mzy | Mozambican Sign Language |
| mzz | Maiadomu |
| naa | Namla |
| nab | Southern Nambikuára |
| nac | Narak |
| nae | Naka'ela |
| naf | Nabak |
| nag | Naga Pidgin |
| naj | Nalu |
| nak | Nakanai |
| nal | Nalik |
| nam | Ngan'gityemerri |
| nan | Min Nan Chinese |
| nao | Naaba |
| nap | Neapolitan |
| naq | Khoekhoe |
| nar | Iguta |
| nas | Naasioi |
| nat | Ca̱hungwa̱rya̱ |
| nau | Nauru |
| nav | Navajo |
| naw | Nawuri |
| nax | Nakwi |
| nay | Ngarrindjeri |
| naz | Coatepec Nahuatl |
| nba | Nyemba |
| nbb | Ndoe |
| nbc | Chang Naga |
| nbd | Ngbinda |
| nbe | Konyak Naga |
| nbg | Nagarchal |
| nbh | Ngamo |
| nbi | Mao Naga |
| nbj | Ngarinyman |
| nbk | Nake |
| nbl | South Ndebele |
| nbm | Ngbaka Ma'bo |
| nbn | Kuri |
| nbo | Nkukoli |
| nbp | Nnam |
| nbq | Nggem |
| nbr | Numana |
| nbs | Namibian Sign Language |
| nbt | Na |
| nbu | Rongmei Naga |
| nbv | Ngamambo |
| nbw | Southern Ngbandi |
| nby | Ningera |
| nca | Iyo |
| ncb | Central Nicobarese |
| ncc | Ponam |
| ncd | Nachering |
| nce | Yale |
| ncf | Notsi |
| ncg | Nisga'a |
| nch | Central Huasteca Nahuatl |
| nci | Classical Nahuatl |
| ncj | Northern Puebla Nahuatl |
| nck | Na-kara |
| ncl | Michoacán Nahuatl |
| ncm | Nambo |
| ncn | Nauna |
| nco | Sibe |
| ncq | Northern Katang |
| ncr | Ncane |
| ncs | Nicaraguan Sign Language |
| nct | Chothe Naga |
| ncu | Chumburung |
| ncx | Central Puebla Nahuatl |
| ncz | Natchez |
| nda | Ndasa |
| ndb | Kenswei Nsei |
| ndc | Ndau |
| ndd | Nde-Nsele-Nta |
| nde | North Ndebele |
| ndf | Nadruvian |
| ndg | Ndengereko |
| ndh | Ndali |
| ndi | Samba Leko |
| ndj | Ndamba |
| ndk | Ndaka |
| ndl | Ndolo |
| ndm | Ndam |
| ndn | Ngundi |
| ndo | Ndonga |
| ndp | Ndo |
| ndq | Ndombe |
| ndr | Ndoola |
| nds | Low German |
| ndt | Ndunga |
| ndu | Dugun |
| ndv | Ndut |
| ndw | Ndobo |
| ndx | Nduga |
| ndy | Lutos |
| ndz | Ndogo |
| nea | Eastern Ngad'a |
| neb | Toura (Côte d'Ivoire) |
| nec | Nedebang |
| ned | Nde-Gbite |
| nee | Nêlêmwa-Nixumwak |
| nef | Nefamese |
| neg | Negidal |
| neh | Nyenkha |
| nei | Neo-Hittite |
| nej | Neko |
| nek | Neku |
| nem | Nemi |
| nen | Nengone |
| neo | Ná-Meo |
| nep | Nepali (macrolanguage) |
| neq | North Central Mixe |
| ner | Yahadian |
| nes | Bhoti Kinnauri |
| net | Nete |
| neu | Neo |
| nev | Nyaheun |
| new | Newari |
| nex | Neme |
| ney | Neyo |
| nez | Nez Perce |
| nfa | Dhao |
| nfd | Ahwai |
| nfl | Ayiwo |
| nfr | Nafaanra |
| nfu | Mfumte |
| nga | Ngbaka |
| ngb | Northern Ngbandi |
| ngc | Ngombe (Democratic Republic of Congo) |
| ngd | Ngando (Central African Republic) |
| nge | Ngemba |
| ngg | Ngbaka Manza |
| ngh | Nǁng |
| ngi | Ngizim |
| ngj | Ngie |
| ngk | Dalabon |
| ngl | Lomwe |
| ngm | Ngatik Men's Creole |
| ngn | Ngwo |
| ngo | Ngoni |
| ngp | Ngulu |
| ngq | Ngurimi |
| ngr | Engdewu |
| ngs | Gvoko |
| ngt | Kriang |
| ngu | Guerrero Nahuatl |
| ngv | Nagumi |
| ngw | Ngwaba |
| ngx | Nggwahyi |
| ngy | Tibea |
| ngz | Ngungwel |
| nha | Nhanda |
| nhb | Beng |
| nhc | Tabasco Nahuatl |
| nhd | Chiripá |
| nhe | Eastern Huasteca Nahuatl |
| nhf | Nhuwala |
| nhg | Tetelcingo Nahuatl |
| nhh | Nahari |
| nhi | Zacatlán-Ahuacatlán-Tepetzintla Nahuatl |
| nhk | Isthmus-Cosoleacaque Nahuatl |
| nhm | Morelos Nahuatl |
| nhn | Central Nahuatl |
| nho | Takuu |
| nhp | Isthmus-Pajapan Nahuatl |
| nhq | Huaxcaleca Nahuatl |
| nhr | Naro |
| nht | Ometepec Nahuatl |
| nhu | Noone |
| nhv | Temascaltepec Nahuatl |
| nhw | Western Huasteca Nahuatl |
| nhx | Isthmus-Mecayapan Nahuatl |
| nhy | Northern Oaxaca Nahuatl |
| nhz | Santa María La Alta Nahuatl |
| nia | Nias |
| nib | Nakame |
| nid | Ngandi |
| nie | Niellim |
| nif | Nek |
| nig | Ngalakgan |
| nih | Nyiha (Tanzania) |
| nii | Nii |
| nij | Ngaju |
| nik | Southern Nicobarese |
| nil | Nila |
| nim | Nilamba |
| nin | Ninzo |
| nio | Nganasan |
| niq | Nandi |
| nir | Nimboran |
| nis | Nimi |
| nit | Southeastern Kolami |
| niu | Niuean |
| niv | Gilyak |
| niw | Nimo |
| nix | Hema |
| niy | Ngiti |
| niz | Ningil |
| nja | Nzanyi |
| njb | Nocte Naga |
| njd | Ndonde Hamba |
| njh | Lotha Naga |
| nji | Gudanji |
| njj | Njen |
| njl | Njalgulgule |
| njm | Angami Naga |
| njn | Liangmai Naga |
| njo | Ao Naga |
| njr | Njerep |
| njs | Nisa |
| njt | Ndyuka-Trio Pidgin |
| nju | Ngadjunmaya |
| njx | Kunyi |
| njy | Njyem |
| njz | Nyishi |
| nka | Nkoya |
| nkb | Khoibu Naga |
| nkc | Nkongho |
| nkd | Koireng |
| nke | Duke |
| nkf | Inpui Naga |
| nkg | Nekgini |
| nkh | Khezha Naga |
| nki | Thangal Naga |
| nkj | Nakai |
| nkk | Nokuku |
| nkm | Namat |
| nkn | Nkangala |
| nko | Nkonya |
| nkp | Niuatoputapu |
| nkq | Nkami |
| nkr | Nukuoro |
| nks | North Asmat |
| nkt | Nyika (Tanzania) |
| nku | Bouna Kulango |
| nkv | Nyika (Malawi and Zambia) |
| nkw | Nkutu |
| nkx | Nkoroo |
| nkz | Nkari |
| nla | Ngombale |
| nlc | Nalca |
| nld | Dutch |
| nle | East Nyala |
| nlg | Gela |
| nli | Grangali |
| nlj | Nyali |
| nlk | Ninia Yali |
| nll | Nihali |
| nlm | Mankiyali |
| nlo | Ngul |
| nlq | Lao Naga |
| nlu | Nchumbulu |
| nlv | Orizaba Nahuatl |
| nlw | Walangama |
| nlx | Nahali |
| nly | Nyamal |
| nlz | Nalögo |
| nma | Maram Naga |
| nmb | Big Nambas |
| nmc | Ngam |
| nmd | Ndumu |
| nme | Mzieme Naga |
| nmf | Tangkhul Naga (India) |
| nmg | Kwasio |
| nmh | Monsang Naga |
| nmi | Nyam |
| nmj | Ngombe (Central African Republic) |
| nmk | Namakura |
| nml | Ndemli |
| nmm | Manangba |
| nmn | ǃXóõ |
| nmo | Moyon Naga |
| nmp | Nimanbur |
| nmq | Nambya |
| nmr | Nimbari |
| nms | Letemboi |
| nmt | Namonuito |
| nmu | Northeast Maidu |
| nmv | Ngamini |
| nmw | Nimoa |
| nmx | Nama (Papua New Guinea) |
| nmy | Namuyi |
| nmz | Nawdm |
| nna | Nyangumarta |
| nnb | Nande |
| nnc | Nancere |
| nnd | West Ambae |
| nne | Ngandyera |
| nnf | Ngaing |
| nng | Maring Naga |
| nnh | Ngiemboon |
| nni | North Nuaulu |
| nnj | Nyangatom |
| nnk | Nankina |
| nnl | Northern Rengma Naga |
| nnm | Namia |
| nnn | Ngete |
| nno | Norwegian Nynorsk |
| nnp | Wancho Naga |
| nnq | Ngindo |
| nnr | Narungga |
| nnt | Nanticoke |
| nnu | Dwang |
| nnv | Nugunu (Australia) |
| nnw | Southern Nuni |
| nny | Nyangga |
| nnz | Nda'nda' |
| noa | Woun Meu |
| nob | Norwegian Bokmål |
| noc | Nuk |
| nod | Northern Thai |
| noe | Nimadi |
| nof | Nomane |
| nog | Nogai |
| noh | Nomu |
| noi | Noiri |
| noj | Nonuya |
| nok | Nooksack |
| nol | Nomlaki |
| nom | Nocamán |
| non | Old Norse |
| nop | Numanggang |
| noq | Ngongo |
| nor | Norwegian |
| nos | Eastern Nisu |
| not | Nomatsiguenga |
| nou | Ewage-Notu |
| nov | Novial |
| now | Nyambo |
| noy | Noy |
| noz | Nayi |
| npa | Nar Phu |
| npb | Nupbikha |
| npg | Ponyo-Gongwang Naga |
| nph | Phom Naga |
| npi | Nepali (individual language) |
| npl | Southeastern Puebla Nahuatl |
| npn | Mondropolon |
| npo | Pochuri Naga |
| nps | Nipsan |
| npu | Puimei Naga |
| npx | Noipx |
| npy | Napu |
| nqg | Southern Nago |
| nqk | Kura Ede Nago |
| nql | Ngendelengo |
| nqm | Ndom |
| nqn | Nen |
| nqo | N'Ko |
| nqq | Kyan-Karyaw Naga |
| nqy | Akyaung Ari Naga |
| nra | Ngom |
| nrb | Nara |
| nrc | Noric |
| nre | Southern Rengma Naga |
| nrf | Jèrriais |
| nrg | Narango |
| nri | Chokri Naga |
| nrk | Ngarla |
| nrl | Ngarluma |
| nrm | Narom |
| nrn | Norn |
| nrp | North Picene |
| nrr | Norra |
| nrt | Northern Kalapuya |
| nru | Narua |
| nrx | Ngurmbur |
| nrz | Lala |
| nsa | Sangtam Naga |
| nsb | Lower Nossob |
| nsc | Nshi |
| nsd | Southern Nisu |
| nse | Nsenga |
| nsf | Northwestern Nisu |
| nsg | Ngasa |
| nsh | Ngoshie |
| nsi | Nigerian Sign Language |
| nsk | Naskapi |
| nsl | Norwegian Sign Language |
| nsm | Sumi Naga |
| nsn | Nehan |
| nso | Pedi |
| nsp | Nepalese Sign Language |
| nsq | Northern Sierra Miwok |
| nsr | Maritime Sign Language |
| nss | Nali |
| nst | Tase Naga |
| nsu | Sierra Negra Nahuatl |
| nsv | Southwestern Nisu |
| nsw | Navut |
| nsx | Nsongo |
| nsy | Nasal |
| nsz | Nisenan |
| ntd | Northern Tidung |
| nte | Nathembo |
| ntg | Ngantangarra |
| nti | Natioro |
| ntj | Ngaanyatjarra |
| ntk | Ikoma-Nata-Isenye |
| ntm | Nateni |
| nto | Ntomba |
| ntp | Northern Tepehuan |
| ntr | Delo |
| ntu | Natügu |
| ntw | Nottoway |
| ntx | Tangkhul Naga (Myanmar) |
| nty | Mantsi |
| ntz | Natanzi |
| nua | Yuanga |
| nuc | Nukuini |
| nud | Ngala |
| nue | Ngundu |
| nuf | Nusu |
| nug | Nungali |
| nuh | Ndunda |
| nui | Ngumbi |
| nuj | Nyole |
| nuk | Nuu-chah-nulth |
| nul | Nusa Laut |
| num | Niuafo'ou |
| nun | Anong |
| nuo | Nguôn |
| nup | Nupe-Nupe-Tako |
| nuq | Nukumanu |
| nur | Nukuria |
| nus | Nuer |
| nut | Nung (Viet Nam) |
| nuu | Ngbundu |
| nuv | Northern Nuni |
| nuw | Nguluwan |
| nux | Mehek |
| nuy | Nunggubuyu |
| nuz | Tlamacazapa Nahuatl |
| nvh | Nasarian |
| nvm | Namiae |
| nvo | Nyokon |
| nwa | Nawathinehena |
| nwb | Nyabwa |
| nwc | Classical Newari |
| nwe | Ngwe |
| nwg | Ngayawung |
| nwi | Southwest Tanna |
| nwm | Nyamusa-Molo |
| nwo | Nauo |
| nwr | Nawaru |
| nwx | Middle Newar |
| nwy | Nottoway-Meherrin |
| nxa | Nauete |
| nxd | Ngando (Democratic Republic of Congo) |
| nxe | Nage |
| nxg | Ngad'a |
| nxi | Nindi |
| nxk | Koki Naga |
| nxl | South Nuaulu |
| nxm | Numidian |
| nxn | Ngawun |
| nxo | Ndambomo |
| nxq | Naxi |
| nxr | Ninggerum |
| nxx | Nafri |
| nya | Nyanja |
| nyb | Nyangbo |
| nyc | Nyanga-li |
| nyd | Nyore |
| nye | Nyengo |
| nyf | Giryama |
| nyg | Nyindu |
| nyh | Nyikina |
| nyi | Ama (Sudan) |
| nyj | Nyanga |
| nyk | Nyaneka |
| nyl | Nyeu |
| nym | Nyamwezi |
| nyn | Nyankole |
| nyo | Nyoro |
| nyp | Nyang'i |
| nyq | Nayini |
| nyr | Nyiha (Malawi) |
| nys | Nyungar |
| nyt | Nyawaygi |
| nyu | Nyungwe |
| nyv | Nyulnyul |
| nyw | Nyaw |
| nyx | Nganyaywana |
| nyy | Nyakyusa-Ngonde |
| nza | Tigon Mbembe |
| nzb | Njebi |
| nzd | Nzadi |
| nzi | Nzima |
| nzk | Nzakara |
| nzm | Zeme Naga |
| nzs | New Zealand Sign Language |
| nzu | Teke-Nzikou |
| nzy | Nzakambay |
| nzz | Nanga Dama Dogon |
| oaa | Orok |
| oac | Oroch |
| oar | Old Aramaic (up to 700 BCE) |
| oav | Old Avar |
| obi | Obispeño |
| obk | Southern Bontok |
| obl | Oblo |
| obm | Moabite |
| obo | Obo Manobo |
| obr | Old Burmese |
| obt | Old Breton |
| obu | Obulom |
| oca | Ocaina |
| och | Old Chinese |
| oci | Occitan (post 1500) |
| oco | Old Cornish |
| ocu | Atzingo Matlatzinca |
| oda | Odut |
| odk | Od |
| odt | Old Dutch |
| odu | Odual |
| ofo | Ofo |
| ofs | Old Frisian |
| ofu | Efutop |
| ogb | Ogbia |
| ogc | Ogbah |
| oge | Old Georgian |
| ogg | Ogbogolo |
| ogo | Khana |
| ogu | Ogbronuagum |
| oht | Old Hittite |
| ohu | Old Hungarian |
| oia | Oirata |
| oin | Inebu One |
| ojb | Northwestern Ojibwa |
| ojc | Central Ojibwa |
| ojg | Eastern Ojibwa |
| oji | Ojibwa |
| ojp | Old Japanese |
| ojs | Severn Ojibwa |
| ojv | Ontong Java |
| ojw | Western Ojibwa |
| oka | Okanagan |
| okb | Okobo |
| okd | Okodia |
| oke | Okpe (Southwestern Edo) |
| okg | Koko Babangk |
| okh | Koresh-e Rostam |
| oki | Okiek |
| okj | Oko-Juwoi |
| okk | Kwamtim One |
| okl | Old Kentish Sign Language |
| okm | Middle Korean (10th-16th cent.) |
| okn | Oki-No-Erabu |
| oko | Old Korean (3rd-9th cent.) |
| okr | Kirike |
| oks | Oko-Eni-Osayen |
| oku | Oku |
| okv | Orokaiva |
| okx | Okpe (Northwestern Edo) |
| ola | Walungge |
| old | Mochi |
| ole | Olekha |
| olk | Olkol |
| olm | Oloma |
| olo | Livvi |
| olr | Olrat |
| olt | Old Lithuanian |
| olu | Kuvale |
| oma | Omaha-Ponca |
| omb | East Ambae |
| omc | Mochica |
| omg | Omagua |
| omi | Omi |
| omk | Omok |
| oml | Ombo |
| omn | Minoan |
| omo | Utarmbung |
| omp | Old Manipuri |
| omr | Old Marathi |
| omt | Omotik |
| omu | Omurano |
| omw | South Tairora |
| omx | Old Mon |
| ona | Ona |
| onb | Lingao |
| one | Oneida |
| ong | Olo |
| oni | Onin |
| onj | Onjob |
| onk | Kabore One |
| onn | Onobasulu |
| ono | Onondaga |
| onp | Sartang |
| onr | Northern One |
| ons | Ono |
| ont | Ontenu |
| onu | Unua |
| onw | Old Nubian |
| onx | Onin Based Pidgin |
| ood | Tohono O'odham |
| oog | Ong |
| oon | Önge |
| oor | Oorlams |
| oos | Old Ossetic |
| opa | Okpamheri |
| opk | Kopkaka |
| opm | Oksapmin |
| opo | Opao |
| opt | Opata |
| opy | Ofayé |
| ora | Oroha |
| orc | Orma |
| ore | Orejón |
| org | Oring |
| orh | Oroqen |
| ori | Oriya (macrolanguage) |
| orm | Oromo |
| orn | Orang Kanaq |
| oro | Orokolo |
| orr | Oruma |
| ors | Orang Seletar |
| ort | Adivasi Oriya |
| oru | Ormuri |
| orv | Old Russian |
| orw | Oro Win |
| orx | Oro |
| ory | Odia |
| orz | Ormu |
| osa | Osage |
| osc | Oscan |
| osi | Osing |
| oso | Ososo |
| osp | Old Spanish |
| oss | Ossetian |
| ost | Osatu |
| osu | Southern One |
| osx | Old Saxon |
| ota | Ottoman Turkish (1500-1928) |
| otb | Old Tibetan |
| otd | Ot Danum |
| ote | Mezquital Otomi |
| oti | Oti |
| otk | Old Turkish |
| otl | Tilapa Otomi |
| otm | Eastern Highland Otomi |
| otn | Tenango Otomi |
| otq | Querétaro Otomi |
| otr | Otoro |
| ots | Estado de México Otomi |
| ott | Temoaya Otomi |
| otu | Otuke |
| otw | Ottawa |
| otx | Texcatepec Otomi |
| oty | Old Tamil |
| otz | Ixtenco Otomi |
| oua | Tagargrent |
| oub | Glio-Oubi |
| oue | Oune |
| oui | Old Uighur |
| oum | Ouma |
| ovd | Elfdalian |
| owi | Owiniga |
| owl | Old Welsh |
| oyb | Oy |
| oyd | Oyda |
| oym | Wayampi |
| oyy | Oya'oya |
| ozm | Koonzime |
| pab | Parecís |
| pac | Pacoh |
| pad | Paumarí |
| pae | Pagibete |
| paf | Paranawát |
| pag | Pangasinan |
| pah | Tenharim |
| pai | Pe |
| pak | Parakanã |
| pal | Pahlavi |
| pam | Pampanga |
| pan | Panjabi |
| pao | Northern Paiute |
| pap | Papiamento |
| paq | Parya |
| par | Panamint |
| pas | Papasena |
| pat | Papitalai |
| pau | Palauan |
| pav | Pakaásnovos |
| paw | Pawnee |
| pax | Pankararé |
| pay | Pech |
| paz | Pankararú |
| pbb | Páez |
| pbc | Patamona |
| pbe | Mezontla Popoloca |
| pbf | Coyotepec Popoloca |
| pbg | Paraujano |
| pbh | E'ñapa Woromaipu |
| pbi | Parkwa |
| pbl | Mak (Nigeria) |
| pbm | Puebla Mazatec |
| pbn | Kpasam |
| pbo | Papel |
| pbp | Badyara |
| pbr | Pangwa |
| pbs | Central Pame |
| pbt | Southern Pashto |
| pbu | Northern Pashto |
| pbv | Pnar |
| pby | Pyu (Papua New Guinea) |
| pca | Santa Inés Ahuatempan Popoloca |
| pcb | Pear |
| pcc | Bouyei |
| pcd | Picard |
| pce | Ruching Palaung |
| pcf | Paliyan |
| pcg | Paniya |
| pch | Pardhan |
| pci | Duruwa |
| pcj | Parenga |
| pck | Paite Chin |
| pcl | Pardhi |
| pcm | Nigerian Pidgin |
| pcn | Piti |
| pcp | Pacahuara |
| pcw | Pyapun |
| pda | Anam |
| pdc | Pennsylvania German |
| pdi | Pa Di |
| pdn | Podena |
| pdo | Padoe |
| pdt | Plautdietsch |
| pdu | Kayan |
| pea | Peranakan Indonesian |
| peb | Eastern Pomo |
| ped | Mala (Papua New Guinea) |
| pee | Taje |
| pef | Northeastern Pomo |
| peg | Pengo |
| peh | Bonan |
| pei | Chichimeca-Jonaz |
| pej | Northern Pomo |
| pek | Penchal |
| pel | Pekal |
| pem | Phende |
| peo | Old Persian (ca. 600-400 B.C.) |
| pep | Kunja |
| peq | Southern Pomo |
| pes | Iranian Persian |
| pev | Pémono |
| pex | Petats |
| pey | Petjo |
| pez | Eastern Penan |
| pfa | Pááfang |
| pfe | Pere |
| pfl | Pfaelzisch |
| pga | Sudanese Creole Arabic |
| pgd | Gāndhārī |
| pgg | Pangwali |
| pgi | Pagi |
| pgk | Rerep |
| pgl | Primitive Irish |
| pgn | Paelignian |
| pgs | Pangseng |
| pgu | Pagu |
| pgz | Papua New Guinean Sign Language |
| pha | Pa-Hng |
| phd | Phudagi |
| phg | Phuong |
| phh | Phukha |
| phk | Phake |
| phl | Phalura |
| phm | Phimbi |
| phn | Phoenician |
| pho | Phunoi |
| phq | Phana' |
| phr | Pahari-Potwari |
| pht | Phu Thai |
| phu | Phuan |
| phv | Pahlavani |
| phw | Phangduwali |
| pia | Pima Bajo |
| pib | Yine |
| pic | Pinji |
| pid | Piaroa |
| pie | Piro |
| pif | Pingelapese |
| pig | Pisabo |
| pih | Pitcairn-Norfolk |
| pii | Pini |
| pij | Pijao |
| pil | Yom |
| pim | Powhatan |
| pin | Piame |
| pio | Piapoco |
| pip | Pero |
| pir | Piratapuyo |
| pis | Pijin |
| pit | Pitta Pitta |
| piu | Pintupi-Luritja |
| piv | Pileni |
| piw | Pimbwe |
| pix | Piu |
| piy | Piya-Kwonci |
| piz | Pije |
| pjt | Pitjantjatjara |
| pka | Ardhamāgadhī Prākrit |
| pkb | Pokomo |
| pkc | Paekche |
| pkg | Pak-Tong |
| pkh | Pankhu |
| pkn | Pakanha |
| pko | Pökoot |
| pkp | Pukapuka |
| pkr | Attapady Kurumba |
| pks | Pakistan Sign Language |
| pkt | Maleng |
| pku | Paku |
| pla | Miani |
| plb | Polonombauk |
| plc | Central Palawano |
| pld | Polari |
| ple | Palu'e |
| plg | Pilagá |
| plh | Paulohi |
| pli | Pali |
| plj | Polci |
| plk | Kohistani Shina |
| pll | Shwe Palaung |
| pln | Palenquero |
| plo | Oluta Popoluca |
| plq | Palaic |
| plr | Palaka Senoufo |
| pls | San Marcos Tlacoyalco Popoloca |
| plt | Plateau Malagasy |
| plu | Palikúr |
| plv | Southwest Palawano |
| plw | Brooke's Point Palawano |
| ply | Bolyu |
| plz | Paluan |
| pma | Paama |
| pmb | Pambia |
| pmd | Pallanganmiddang |
| pme | Pwaamei |
| pmf | Pamona |
| pmh | Māhārāṣṭri Prākrit |
| pmi | Northern Pumi |
| pmj | Southern Pumi |
| pmk | Pamlico |
| pml | Lingua Franca |
| pmm | Pomo |
| pmn | Pam |
| pmo | Pom |
| pmq | Northern Pame |
| pmr | Paynamar |
| pms | Piemontese |
| pmt | Tuamotuan |
| pmw | Plains Miwok |
| pmx | Poumei Naga |
| pmy | Papuan Malay |
| pmz | Southern Pame |
| pna | Punan Bah-Biau |
| pnb | Western Panjabi |
| pnc | Pannei |
| pnd | Mpinda |
| pne | Western Penan |
| png | Pongu |
| pnh | Penrhyn |
| pni | Aoheng |
| pnj | Pinjarup |
| pnk | Paunaka |
| pnl | Paleni |
| pnm | Punan Batu 1 |
| pnn | Pinai-Hagahai |
| pno | Panobo |
| pnp | Pancana |
| pnq | Pana (Burkina Faso) |
| pnr | Panim |
| pns | Ponosakan |
| pnt | Pontic |
| pnu | Jiongnai Bunu |
| pnv | Pinigura |
| pnw | Banyjima |
| pnx | Phong-Kniang |
| pny | Pinyin |
| pnz | Pana (Central African Republic) |
| poc | Poqomam |
| poe | San Juan Atzingo Popoloca |
| pof | Poke |
| pog | Potiguára |
| poh | Poqomchi' |
| poi | Highland Popoluca |
| pok | Pokangá |
| pol | Polish |
| pom | Southeastern Pomo |
| pon | Pohnpeian |
| poo | Central Pomo |
| pop | Pwapwâ |
| poq | Texistepec Popoluca |
| por | Portuguese |
| pos | Sayula Popoluca |
| pot | Potawatomi |
| pov | Upper Guinea Crioulo |
| pow | San Felipe Otlaltepec Popoloca |
| pox | Polabian |
| poy | Pogolo |
| ppe | Papi |
| ppi | Paipai |
| ppk | Uma |
| ppl | Pipil |
| ppm | Papuma |
| ppn | Papapana |
| ppo | Folopa |
| ppp | Pelende |
| ppq | Pei |
| pps | San Luís Temalacayuca Popoloca |
| ppt | Pare |
| ppu | Papora |
| pqa | Pa'a |
| pqm | Malecite-Passamaquoddy |
| prc | Parachi |
| prd | Parsi-Dari |
| pre | Principense |
| prf | Paranan |
| prg | Prussian |
| prh | Porohanon |
| pri | Paicî |
| prk | Parauk |
| prl | Peruvian Sign Language |
| prm | Kibiri |
| prn | Prasuni |
| pro | Old Provençal (to 1500) |
| prp | Parsi |
| prq | Ashéninka Perené |
| prr | Puri |
| prs | Dari |
| prt | Phai |
| pru | Puragi |
| prw | Parawen |
| prx | Purik |
| prz | Providencia Sign Language |
| psa | Asue Awyu |
| psc | Persian Sign Language |
| psd | Plains Indian Sign Language |
| pse | Central Malay |
| psg | Penang Sign Language |
| psh | Southwest Pashai |
| psi | Southeast Pashai |
| psl | Puerto Rican Sign Language |
| psm | Pauserna |
| psn | Panasuan |
| pso | Polish Sign Language |
| psp | Philippine Sign Language |
| psq | Pasi |
| psr | Portuguese Sign Language |
| pss | Kaulong |
| pst | Central Pashto |
| psu | Sauraseni Prākrit |
| psw | Port Sandwich |
| psy | Piscataway |
| pta | Pai Tavytera |
| pth | Pataxó Hã-Ha-Hãe |
| pti | Pindiini |
| ptn | Patani |
| pto | Zo'é |
| ptp | Patep |
| ptq | Pattapu |
| ptr | Piamatsina |
| ptt | Enrekang |
| ptu | Bambam |
| ptv | Port Vato |
| ptw | Pentlatch |
| pty | Pathiya |
| pua | Western Highland Purepecha |
| pub | Purum |
| puc | Punan Merap |
| pud | Punan Aput |
| pue | Puelche |
| puf | Punan Merah |
| pug | Phuie |
| pui | Puinave |
| puj | Punan Tubu |
| pum | Puma |
| puo | Puoc |
| pup | Pulabu |
| puq | Puquina |
| pur | Puruborá |
| pus | Pushto |
| put | Putoh |
| puu | Punu |
| puw | Puluwatese |
| pux | Puare |
| puy | Purisimeño |
| pwa | Pawaia |
| pwb | Panawa |
| pwg | Gapapaiwa |
| pwi | Patwin |
| pwm | Molbog |
| pwn | Paiwan |
| pwo | Pwo Western Karen |
| pwr | Powari |
| pww | Pwo Northern Karen |
| pxm | Quetzaltepec Mixe |
| pye | Pye Krumen |
| pym | Fyam |
| pyn | Poyanáwa |
| pys | Paraguayan Sign Language |
| pyu | Puyuma |
| pyx | Pyu (Myanmar) |
| pyy | Pyen |
| pzn | Para Naga |
| qua | Quapaw |
| qub | Huallaga Huánuco Quechua |
| quc | K'iche' |
| qud | Calderón Highland Quichua |
| que | Quechua |
| quf | Lambayeque Quechua |
| qug | Chimborazo Highland Quichua |
| quh | South Bolivian Quechua |
| qui | Quileute |
| quk | Chachapoyas Quechua |
| qul | North Bolivian Quechua |
| qum | Sipacapense |
| qun | Quinault |
| qup | Southern Pastaza Quechua |
| quq | Quinqui |
| qur | Yanahuanca Pasco Quechua |
| qus | Santiago del Estero Quichua |
| quv | Sacapulteco |
| quw | Tena Lowland Quichua |
| qux | Yauyos Quechua |
| quy | Ayacucho Quechua |
| quz | Cusco Quechua |
| qva | Ambo-Pasco Quechua |
| qvc | Cajamarca Quechua |
| qve | Eastern Apurímac Quechua |
| qvh | Huamalíes-Dos de Mayo Huánuco Quechua |
| qvi | Imbabura Highland Quichua |
| qvj | Loja Highland Quichua |
| qvl | Cajatambo North Lima Quechua |
| qvm | Margos-Yarowilca-Lauricocha Quechua |
| qvn | North Junín Quechua |
| qvo | Napo Lowland Quechua |
| qvp | Pacaraos Quechua |
| qvs | San Martín Quechua |
| qvw | Huaylla Wanca Quechua |
| qvy | Queyu |
| qvz | Northern Pastaza Quichua |
| qwa | Corongo Ancash Quechua |
| qwc | Classical Quechua |
| qwh | Huaylas Ancash Quechua |
| qwm | Kuman (Russia) |
| qws | Sihuas Ancash Quechua |
| qwt | Kwalhioqua-Tlatskanai |
| qxa | Chiquián Ancash Quechua |
| qxc | Chincha Quechua |
| qxh | Panao Huánuco Quechua |
| qxl | Salasaca Highland Quichua |
| qxn | Northern Conchucos Ancash Quechua |
| qxo | Southern Conchucos Ancash Quechua |
| qxp | Puno Quechua |
| qxq | Qashqa'i |
| qxr | Cañar Highland Quichua |
| qxs | Southern Qiang |
| qxt | Santa Ana de Tusi Pasco Quechua |
| qxu | Arequipa-La Unión Quechua |
| qxw | Jauja Wanca Quechua |
| qya | Quenya |
| qyp | Quiripi |
| raa | Dungmali |
| rab | Camling |
| rac | Rasawa |
| rad | Rade |
| raf | Western Meohang |
| rag | Logooli |
| rah | Rabha |
| rai | Ramoaaina |
| raj | Rajasthani |
| rak | Tulu-Bohuai |
| ral | Ralte |
| ram | Canela |
| ran | Riantana |
| rao | Rao |
| rap | Rapanui |
| raq | Saam |
| rar | Rarotongan |
| ras | Tegali |
| rat | Razajerdi |
| rau | Raute |
| rav | Sampang |
| raw | Rawang |
| rax | Rang |
| ray | Rapa |
| raz | Rahambuu |
| rbb | Rumai Palaung |
| rbk | Northern Bontok |
| rbl | Miraya Bikol |
| rbp | Barababaraba |
| rcf | Réunion Creole French |
| rdb | Rudbari |
| rea | Rerau |
| reb | Rembong |
| ree | Rejang Kayan |
| reg | Kara (Tanzania) |
| rei | Reli |
| rej | Rejang |
| rel | Rendille |
| rem | Remo |
| ren | Rengao |
| rer | Rer Bare |
| res | Reshe |
| ret | Retta |
| rey | Reyesano |
| rga | Roria |
| rge | Romano-Greek |
| rgk | Rangkas |
| rgn | Romagnol |
| rgr | Resígaro |
| rgs | Southern Roglai |
| rgu | Ringgou |
| rhg | Rohingya |
| rhp | Yahang |
| ria | Riang (India) |
| rif | Tarifit |
| ril | Riang Lang |
| rim | Nyaturu |
| rin | Nungu |
| rir | Ribun |
| rit | Ritharrngu |
| riu | Riung |
| rjg | Rajong |
| rji | Raji |
| rjs | Rajbanshi |
| rka | Kraol |
| rkb | Rikbaktsa |
| rkh | Rakahanga-Manihiki |
| rki | Rakhine |
| rkm | Marka |
| rkt | Rangpuri |
| rkw | Arakwal |
| rma | Rama |
| rmb | Rembarrnga |
| rmc | Carpathian Romani |
| rmd | Traveller Danish |
| rme | Angloromani |
| rmf | Kalo Finnish Romani |
| rmg | Traveller Norwegian |
| rmh | Murkim |
| rmi | Lomavren |
| rmk | Romkun |
| rml | Baltic Romani |
| rmm | Roma |
| rmn | Balkan Romani |
| rmo | Sinte Romani |
| rmp | Rempi |
| rmq | Caló |
| rms | Romanian Sign Language |
| rmt | Domari |
| rmu | Tavringer Romani |
| rmv | Romanova |
| rmw | Welsh Romani |
| rmx | Romam |
| rmy | Vlax Romani |
| rmz | Marma |
| rnd | Ruund |
| rng | Ronga |
| rnl | Ranglong |
| rnn | Roon |
| rnp | Rongpo |
| rnr | Nari Nari |
| rnw | Rungwa |
| rob | Tae' |
| roc | Cacgia Roglai |
| rod | Rogo |
| roe | Ronji |
| rof | Rombo |
| rog | Northern Roglai |
| roh | Romansh |
| rol | Romblomanon |
| rom | Romany |
| ron | Romanian |
| roo | Rotokas |
| rop | Kriol |
| ror | Rongga |
| rou | Runga |
| row | Dela-Oenale |
| rpn | Repanbitip |
| rpt | Rapting |
| rri | Ririo |
| rro | Waima |
| rrt | Arritinngithigh |
| rsb | Romano-Serbian |
| rsl | Russian Sign Language |
| rsm | Miriwoong Sign Language |
| rtc | Rungtu Chin |
| rth | Ratahan |
| rtm | Rotuman |
| rts | Yurats |
| rtw | Rathawi |
| rub | Gungu |
| ruc | Ruuli |
| rue | Rusyn |
| ruf | Luguru |
| rug | Roviana |
| ruh | Ruga |
| rui | Rufiji |
| ruk | Che |
| run | Rundi |
| ruo | Istro Romanian |
| rup | Macedo-Romanian |
| ruq | Megleno Romanian |
| rus | Russian |
| rut | Rutul |
| ruu | Lanas Lobu |
| ruy | Mala (Nigeria) |
| ruz | Ruma |
| rwa | Rawo |
| rwk | Rwa |
| rwm | Amba (Uganda) |
| rwo | Rawa |
| rwr | Marwari (India) |
| rxd | Ngardi |
| rxw | Karuwali |
| ryn | Northern Amami-Oshima |
| rys | Yaeyama |
| ryu | Central Okinawan |
| rzh | Rāziḥī |
| saa | Saba |
| sab | Buglere |
| sac | Meskwaki |
| sad | Sandawe |
| sae | Sabanê |
| saf | Safaliba |
| sag | Sango |
| sah | Yakut |
| saj | Sahu |
| sak | Sake |
| sam | Samaritan Aramaic |
| san | Sanskrit |
| sao | Sause |
| saq | Samburu |
| sar | Saraveca |
| sas | Sasak |
| sat | Santali |
| sau | Saleman |
| sav | Saafi-Saafi |
| saw | Sawi |
| sax | Sa |
| say | Saya |
| saz | Saurashtra |
| sba | Ngambay |
| sbb | Simbo |
| sbc | Kele (Papua New Guinea) |
| sbd | Southern Samo |
| sbe | Saliba |
| sbf | Chabu |
| sbg | Seget |
| sbh | Sori-Harengan |
| sbi | Seti |
| sbj | Surbakhal |
| sbk | Safwa |
| sbl | Botolan Sambal |
| sbm | Sagala |
| sbn | Sindhi Bhil |
| sbo | Sabüm |
| sbp | Sangu (Tanzania) |
| sbq | Sileibi |
| sbr | Sembakung Murut |
| sbs | Subiya |
| sbt | Kimki |
| sbu | Stod Bhoti |
| sbv | Sabine |
| sbw | Simba |
| sbx | Seberuang |
| sby | Soli |
| sbz | Sara Kaba |
| scb | Chut |
| sce | Dongxiang |
| scf | San Miguel Creole French |
| scg | Sanggau |
| sch | Sakachep |
| sci | Sri Lankan Creole Malay |
| sck | Sadri |
| scl | Shina |
| scn | Sicilian |
| sco | Scots |
| scp | Hyolmo |
| scq | Sa'och |
| scs | North Slavey |
| sct | Southern Katang |
| scu | Shumcho |
| scv | Sheni |
| scw | Sha |
| scx | Sicel |
| sda | Toraja-Sa'dan |
| sdb | Shabak |
| sdc | Sassarese Sardinian |
| sde | Surubu |
| sdf | Sarli |
| sdg | Savi |
| sdh | Southern Kurdish |
| sdj | Suundi |
| sdk | Sos Kundi |
| sdl | Saudi Arabian Sign Language |
| sdn | Gallurese Sardinian |
| sdo | Bukar-Sadung Bidayuh |
| sdp | Sherdukpen |
| sdq | Semandang |
| sdr | Oraon Sadri |
| sds | Sened |
| sdt | Shuadit |
| sdu | Sarudu |
| sdx | Sibu Melanau |
| sdz | Sallands |
| sea | Semai |
| seb | Shempire Senoufo |
| sec | Sechelt |
| sed | Sedang |
| see | Seneca |
| sef | Cebaara Senoufo |
| seg | Segeju |
| seh | Sena |
| sei | Seri |
| sej | Sene |
| sek | Sekani |
| sel | Selkup |
| sen | Nanerigé Sénoufo |
| seo | Suarmin |
| sep | Sìcìté Sénoufo |
| seq | Senara Sénoufo |
| ser | Serrano |
| ses | Koyraboro Senni Songhai |
| set | Sentani |
| seu | Serui-Laut |
| sev | Nyarafolo Senoufo |
| sew | Sewa Bay |
| sey | Secoya |
| sez | Senthang Chin |
| sfb | Langue des signes de Belgique Francophone |
| sfe | Eastern Subanen |
| sfm | Small Flowery Miao |
| sfs | South African Sign Language |
| sfw | Sehwi |
| sga | Old Irish (to 900) |
| sgb | Mag-antsi Ayta |
| sgc | Kipsigis |
| sgd | Surigaonon |
| sge | Segai |
| sgg | Swiss-German Sign Language |
| sgh | Shughni |
| sgi | Suga |
| sgj | Surgujia |
| sgk | Sangkong |
| sgm | Singa |
| sgp | Singpho |
| sgr | Sangisari |
| sgs | Samogitian |
| sgt | Brokpake |
| sgu | Salas |
| sgw | Sebat Bet Gurage |
| sgx | Sierra Leone Sign Language |
| sgy | Sanglechi |
| sgz | Sursurunga |
| sha | Shall-Zwall |
| shb | Ninam |
| shc | Sonde |
| shd | Kundal Shahi |
| she | Sheko |
| shg | Shua |
| shh | Shoshoni |
| shi | Tachelhit |
| shj | Shatt |
| shk | Shilluk |
| shl | Shendu |
| shm | Shahrudi |
| shn | Shan |
| sho | Shanga |
| shp | Shipibo-Conibo |
| shq | Sala |
| shr | Shi |
| shs | Shuswap |
| sht | Shasta |
| shu | Chadian Arabic |
| shv | Shehri |
| shw | Shwai |
| shx | She |
| shy | Tachawit |
| shz | Syenara Senoufo |
| sia | Akkala Sami |
| sib | Sebop |
| sid | Sidamo |
| sie | Simaa |
| sif | Siamou |
| sig | Paasaal |
| sih | Zire |
| sii | Shom Peng |
| sij | Numbami |
| sik | Sikiana |
| sil | Tumulung Sisaala |
| sim | Mende (Papua New Guinea) |
| sin | Sinhala |
| sip | Sikkimese |
| siq | Sonia |
| sir | Siri |
| sis | Siuslaw |
| siu | Sinagen |
| siv | Sumariup |
| siw | Siwai |
| six | Sumau |
| siy | Sivandi |
| siz | Siwi |
| sja | Epena |
| sjb | Sajau Basap |
| sjd | Kildin Sami |
| sje | Pite Sami |
| sjg | Assangori |
| sjk | Kemi Sami |
| sjl | Sajalong |
| sjm | Mapun |
| sjn | Sindarin |
| sjo | Xibe |
| sjp | Surjapuri |
| sjr | Siar-Lak |
| sjs | Senhaja De Srair |
| sjt | Ter Sami |
| sju | Ume Sami |
| sjw | Shawnee |
| ska | Skagit |
| skb | Saek |
| skc | Ma Manda |
| skd | Southern Sierra Miwok |
| ske | Seke (Vanuatu) |
| skf | Sakirabiá |
| skg | Sakalava Malagasy |
| skh | Sikule |
| ski | Sika |
| skj | Seke (Nepal) |
| skm | Kutong |
| skn | Kolibugan Subanon |
| sko | Seko Tengah |
| skp | Sekapan |
| skq | Sininkere |
| skr | Saraiki |
| sks | Maia |
| skt | Sakata |
| sku | Sakao |
| skv | Skou |
| skw | Skepi Creole Dutch |
| skx | Seko Padang |
| sky | Sikaiana |
| skz | Sekar |
| slc | Sáliba |
| sld | Sissala |
| sle | Sholaga |
| slf | Swiss-Italian Sign Language |
| slg | Selungai Murut |
| slh | Southern Puget Sound Salish |
| sli | Lower Silesian |
| slj | Salumá |
| slk | Slovak |
| sll | Salt-Yui |
| slm | Pangutaran Sama |
| sln | Salinan |
| slp | Lamaholot |
| slq | Salchuq |
| slr | Salar |
| sls | Singapore Sign Language |
| slt | Sila |
| slu | Selaru |
| slv | Slovenian |
| slw | Sialum |
| slx | Salampasu |
| sly | Selayar |
| slz | Ma'ya |
| sma | Southern Sami |
| smb | Simbari |
| smc | Som |
| smd | Sama |
| sme | Northern Sami |
| smf | Auwe |
| smg | Simbali |
| smh | Samei |
| smj | Lule Sami |
| smk | Bolinao |
| sml | Central Sama |
| smm | Musasa |
| smn | Inari Sami |
| smo | Samoan |
| smp | Samaritan |
| smq | Samo |
| smr | Simeulue |
| sms | Skolt Sami |
| smt | Simte |
| smu | Somray |
| smv | Samvedi |
| smw | Sumbawa |
| smx | Samba |
| smy | Semnani |
| smz | Simeku |
| sna | Shona |
| snb | Sebuyau |
| snc | Sinaugoro |
| snd | Sindhi |
| sne | Bau Bidayuh |
| snf | Noon |
| sng | Sanga (Democratic Republic of Congo) |
| sni | Sensi |
| snj | Riverain Sango |
| snk | Soninke |
| snl | Sangil |
| snm | Southern Ma'di |
| snn | Siona |
| sno | Snohomish |
| snp | Siane |
| snq | Sangu (Gabon) |
| snr | Sihan |
| sns | South West Bay |
| snu | Senggi |
| snv | Sa'ban |
| snw | Selee |
| snx | Sam |
| sny | Saniyo-Hiyewe |
| snz | Kou |
| soa | Thai Song |
| sob | Sobei |
| soc | So (Democratic Republic of Congo) |
| sod | Songoora |
| soe | Songomeno |
| sog | Sogdian |
| soh | Aka |
| soi | Sonha |
| soj | Soi |
| sok | Sokoro |
| sol | Solos |
| som | Somali |
| soo | Songo |
| sop | Songe |
| soq | Kanasi |
| sor | Somrai |
| sos | Seeku |
| sot | Southern Sotho |
| sou | Southern Thai |
| sov | Sonsorol |
| sow | Sowanda |
| sox | Swo |
| soy | Miyobe |
| soz | Temi |
| spa | Spanish |
| spb | Sepa (Indonesia) |
| spc | Sapé |
| spd | Saep |
| spe | Sepa (Papua New Guinea) |
| spg | Sian |
| spi | Saponi |
| spk | Sengo |
| spl | Selepet |
| spm | Akukem |
| spn | Sanapaná |
| spo | Spokane |
| spp | Supyire Senoufo |
| spq | Loreto-Ucayali Spanish |
| spr | Saparua |
| sps | Saposa |
| spt | Spiti Bhoti |
| spu | Sapuan |
| spv | Sambalpuri |
| spx | South Picene |
| spy | Sabaot |
| sqa | Shama-Sambuga |
| sqh | Shau |
| sqi | Albanian |
| sqk | Albanian Sign Language |
| sqm | Suma |
| sqn | Susquehannock |
| sqo | Sorkhei |
| sqq | Sou |
| sqr | Siculo Arabic |
| sqs | Sri Lankan Sign Language |
| sqt | Soqotri |
| squ | Squamish |
| sra | Saruga |
| srb | Sora |
| src | Logudorese Sardinian |
| srd | Sardinian |
| sre | Sara |
| srf | Nafi |
| srg | Sulod |
| srh | Sarikoli |
| sri | Siriano |
| srk | Serudung Murut |
| srl | Isirawa |
| srm | Saramaccan |
| srn | Sranan Tongo |
| sro | Campidanese Sardinian |
| srp | Serbian |
| srq | Sirionó |
| srr | Serer |
| srs | Sarsi |
| srt | Sauri |
| sru | Suruí |
| srv | Southern Sorsoganon |
| srw | Serua |
| srx | Sirmauri |
| sry | Sera |
| srz | Shahmirzadi |
| ssb | Southern Sama |
| ssc | Suba-Simbiti |
| ssd | Siroi |
| sse | Balangingi |
| ssf | Thao |
| ssg | Seimat |
| ssh | Shihhi Arabic |
| ssi | Sansi |
| ssj | Sausi |
| ssk | Sunam |
| ssl | Western Sisaala |
| ssm | Semnam |
| ssn | Waata |
| sso | Sissano |
| ssp | Spanish Sign Language |
| ssq | So'a |
| ssr | Swiss-French Sign Language |
| sss | Sô |
| sst | Sinasina |
| ssu | Susuami |
| ssv | Shark Bay |
| ssw | Swati |
| ssx | Samberigi |
| ssy | Saho |
| ssz | Sengseng |
| sta | Settla |
| stb | Northern Subanen |
| std | Sentinel |
| ste | Liana-Seti |
| stf | Seta |
| stg | Trieng |
| sth | Shelta |
| sti | Bulo Stieng |
| stj | Matya Samo |
| stk | Arammba |
| stl | Stellingwerfs |
| stm | Setaman |
| stn | Owa |
| sto | Stoney |
| stp | Southeastern Tepehuan |
| stq | Saterfriesisch |
| str | Straits Salish |
| sts | Shumashti |
| stt | Budeh Stieng |
| stu | Samtao |
| stv | Silt'e |
| stw | Satawalese |
| sty | Siberian Tatar |
| sua | Sulka |
| sub | Suku |
| suc | Western Subanon |
| sue | Suena |
| sug | Suganga |
| sui | Suki |
| suj | Shubi |
| suk | Sukuma |
| sun | Sundanese |
| suq | Suri |
| sur | Mwaghavul |
| sus | Susu |
| sut | Subtiaba |
| suv | Puroik |
| suw | Sumbwa |
| sux | Sumerian |
| suy | Suyá |
| suz | Sunwar |
| sva | Svan |
| svb | Ulau-Suain |
| svc | Vincentian Creole English |
| sve | Serili |
| svk | Slovakian Sign Language |
| svm | Slavomolisano |
| svs | Savosavo |
| svx | Skalvian |
| swa | Swahili (macrolanguage) |
| swb | Maore Comorian |
| swc | Congo Swahili |
| swe | Swedish |
| swf | Sere |
| swg | Swabian |
| swh | Swahili (individual language) |
| swi | Sui |
| swj | Sira |
| swk | Malawi Sena |
| swl | Swedish Sign Language |
| swm | Samosa |
| swn | Sawknah |
| swo | Shanenawa |
| swp | Suau |
| swq | Sharwa |
| swr | Saweru |
| sws | Seluwasan |
| swt | Sawila |
| swu | Suwawa |
| swv | Shekhawati |
| sww | Sowa |
| swx | Suruahá |
| swy | Sarua |
| sxb | Suba |
| sxc | Sicanian |
| sxe | Sighu |
| sxg | Shuhi |
| sxk | Southern Kalapuya |
| sxl | Selian |
| sxm | Samre |
| sxn | Sangir |
| sxo | Sorothaptic |
| sxr | Saaroa |
| sxs | Sasaru |
| sxu | Upper Saxon |
| sxw | Saxwe Gbe |
| sya | Siang |
| syb | Central Subanen |
| syc | Classical Syriac |
| syi | Seki |
| syk | Sukur |
| syl | Sylheti |
| sym | Maya Samo |
| syn | Senaya |
| syo | Suoy |
| syr | Syriac |
| sys | Sinyar |
| syw | Kagate |
| syx | Samay |
| syy | Al-Sayyid Bedouin Sign Language |
| sza | Semelai |
| szb | Ngalum |
| szc | Semaq Beri |
| szd | Seru |
| sze | Seze |
| szg | Sengele |
| szl | Silesian |
| szn | Sula |
| szp | Suabo |
| szs | Solomon Islands Sign Language |
| szv | Isu (Fako Division) |
| szw | Sawai |
| szy | Sakizaya |
| taa | Lower Tanana |
| tab | Tabassaran |
| tac | Lowland Tarahumara |
| tad | Tause |
| tae | Tariana |
| taf | Tapirapé |
| tag | Tagoi |
| tah | Tahitian |
| taj | Eastern Tamang |
| tak | Tala |
| tal | Tal |
| tam | Tamil |
| tan | Tangale |
| tao | Yami |
| tap | Taabwa |
| taq | Tamasheq |
| tar | Central Tarahumara |
| tas | Tay Boi |
| tat | Tatar |
| tau | Upper Tanana |
| tav | Tatuyo |
| taw | Tai |
| tax | Tamki |
| tay | Atayal |
| taz | Tocho |
| tba | Aikanã |
| tbc | Takia |
| tbd | Kaki Ae |
| tbe | Tanimbili |
| tbf | Mandara |
| tbg | North Tairora |
| tbh | Dharawal |
| tbi | Gaam |
| tbj | Tiang |
| tbk | Calamian Tagbanwa |
| tbl | Tboli |
| tbm | Tagbu |
| tbn | Barro Negro Tunebo |
| tbo | Tawala |
| tbp | Taworta |
| tbr | Tumtum |
| tbs | Tanguat |
| tbt | Tembo (Kitembo) |
| tbu | Tubar |
| tbv | Tobo |
| tbw | Tagbanwa |
| tbx | Kapin |
| tby | Tabaru |
| tbz | Ditammari |
| tca | Ticuna |
| tcb | Tanacross |
| tcc | Datooga |
| tcd | Tafi |
| tce | Southern Tutchone |
| tcf | Malinaltepec Me'phaa |
| tcg | Tamagario |
| tch | Turks And Caicos Creole English |
| tci | Wára |
| tck | Tchitchege |
| tcl | Taman (Myanmar) |
| tcm | Tanahmerah |
| tcn | Tichurong |
| tco | Taungyo |
| tcp | Tawr Chin |
| tcq | Kaiy |
| tcs | Torres Strait Creole |
| tct | T'en |
| tcu | Southeastern Tarahumara |
| tcw | Tecpatlán Totonac |
| tcx | Toda |
| tcy | Tulu |
| tcz | Thado Chin |
| tda | Tagdal |
| tdb | Panchpargania |
| tdc | Emberá-Tadó |
| tdd | Tai Nüa |
| tde | Tiranige Diga Dogon |
| tdf | Talieng |
| tdg | Western Tamang |
| tdh | Thulung |
| tdi | Tomadino |
| tdj | Tajio |
| tdk | Tambas |
| tdl | Sur |
| tdm | Taruma |
| tdn | Tondano |
| tdo | Teme |
| tdq | Tita |
| tdr | Todrah |
| tds | Doutai |
| tdt | Tetun Dili |
| tdv | Toro |
| tdx | Tandroy-Mahafaly Malagasy |
| tdy | Tadyawan |
| tea | Temiar |
| teb | Tetete |
| tec | Terik |
| ted | Tepo Krumen |
| tee | Huehuetla Tepehua |
| tef | Teressa |
| teg | Teke-Tege |
| teh | Tehuelche |
| tei | Torricelli |
| tek | Ibali Teke |
| tel | Telugu |
| tem | Timne |
| ten | Tama (Colombia) |
| teo | Teso |
| tep | Tepecano |
| teq | Temein |
| ter | Tereno |
| tes | Tengger |
| tet | Tetum |
| teu | Soo |
| tev | Teor |
| tew | Tewa (USA) |
| tex | Tennet |
| tey | Tulishi |
| tez | Tetserret |
| tfi | Tofin Gbe |
| tfn | Tanaina |
| tfo | Tefaro |
| tfr | Teribe |
| tft | Ternate |
| tga | Sagalla |
| tgb | Tobilung |
| tgc | Tigak |
| tgd | Ciwogai |
| tge | Eastern Gorkha Tamang |
| tgf | Chalikha |
| tgh | Tobagonian Creole English |
| tgi | Lawunuia |
| tgj | Tagin |
| tgk | Tajik |
| tgl | Tagalog |
| tgn | Tandaganon |
| tgo | Sudest |
| tgp | Tangoa |
| tgq | Tring |
| tgr | Tareng |
| tgs | Nume |
| tgt | Central Tagbanwa |
| tgu | Tanggu |
| tgv | Tingui-Boto |
| tgw | Tagwana Senoufo |
| tgx | Tagish |
| tgy | Togoyo |
| tgz | Tagalaka |
| tha | Thai |
| thd | Kuuk Thaayorre |
| the | Chitwania Tharu |
| thf | Thangmi |
| thh | Northern Tarahumara |
| thi | Tai Long |
| thk | Tharaka |
| thl | Dangaura Tharu |
| thm | Aheu |
| thn | Thachanadan |
| thp | Thompson |
| thq | Kochila Tharu |
| thr | Rana Tharu |
| ths | Thakali |
| tht | Tahltan |
| thu | Thuri |
| thv | Tahaggart Tamahaq |
| thy | Tha |
| thz | Tayart Tamajeq |
| tia | Tidikelt Tamazight |
| tic | Tira |
| tif | Tifal |
| tig | Tigre |
| tih | Timugon Murut |
| tii | Tiene |
| tij | Tilung |
| tik | Tikar |
| til | Tillamook |
| tim | Timbe |
| tin | Tindi |
| tio | Teop |
| tip | Trimuris |
| tiq | Tiéfo |
| tir | Tigrinya |
| tis | Masadiit Itneg |
| tit | Tinigua |
| tiu | Adasen |
| tiv | Tiv |
| tiw | Tiwi |
| tix | Southern Tiwa |
| tiy | Tiruray |
| tiz | Tai Hongjin |
| tja | Tajuasohn |
| tjg | Tunjung |
| tji | Northern Tujia |
| tjj | Tjungundji |
| tjl | Tai Laing |
| tjm | Timucua |
| tjn | Tonjon |
| tjo | Temacine Tamazight |
| tjp | Tjupany |
| tjs | Southern Tujia |
| tju | Tjurruru |
| tjw | Djabwurrung |
| tka | Truká |
| tkb | Buksa |
| tkd | Tukudede |
| tke | Takwane |
| tkf | Tukumanféd |
| tkg | Tesaka Malagasy |
| tkl | Tokelau |
| tkm | Takelma |
| tkn | Toku-No-Shima |
| tkp | Tikopia |
| tkq | Tee |
| tkr | Tsakhur |
| tks | Takestani |
| tkt | Kathoriya Tharu |
| tku | Upper Necaxa Totonac |
| tkv | Mur Pano |
| tkw | Teanu |
| tkx | Tangko |
| tkz | Takua |
| tla | Southwestern Tepehuan |
| tlb | Tobelo |
| tlc | Yecuatla Totonac |
| tld | Talaud |
| tlf | Telefol |
| tlg | Tofanma |
| tlh | Klingon |
| tli | Tlingit |
| tlj | Talinga-Bwisi |
| tlk | Taloki |
| tll | Tetela |
| tlm | Tolomako |
| tln | Talondo' |
| tlo | Talodi |
| tlp | Filomena Mata-Coahuitlán Totonac |
| tlq | Tai Loi |
| tlr | Talise |
| tls | Tambotalo |
| tlt | Sou Nama |
| tlu | Tulehu |
| tlv | Taliabu |
| tlx | Khehek |
| tly | Talysh |
| tma | Tama (Chad) |
| tmb | Katbol |
| tmc | Tumak |
| tmd | Haruai |
| tme | Tremembé |
| tmf | Toba-Maskoy |
| tmg | Ternateño |
| tmh | Tamashek |
| tmi | Tutuba |
| tmj | Samarokena |
| tmk | Northwestern Tamang |
| tml | Tamnim Citak |
| tmm | Tai Thanh |
| tmn | Taman (Indonesia) |
| tmo | Temoq |
| tmq | Tumleo |
| tmr | Jewish Babylonian Aramaic (ca. 200-1200 CE) |
| tms | Tima |
| tmt | Tasmate |
| tmu | Iau |
| tmv | Tembo (Motembo) |
| tmw | Temuan |
| tmy | Tami |
| tmz | Tamanaku |
| tna | Tacana |
| tnb | Western Tunebo |
| tnc | Tanimuca-Retuarã |
| tnd | Angosturas Tunebo |
| tng | Tobanga |
| tnh | Maiani |
| tni | Tandia |
| tnk | Kwamera |
| tnl | Lenakel |
| tnm | Tabla |
| tnn | North Tanna |
| tno | Toromono |
| tnp | Whitesands |
| tnq | Taino |
| tnr | Ménik |
| tns | Tenis |
| tnt | Tontemboan |
| tnu | Tay Khang |
| tnv | Tangchangya |
| tnw | Tonsawang |
| tnx | Tanema |
| tny | Tongwe |
| tnz | Ten'edn |
| tob | Toba |
| toc | Coyutla Totonac |
| tod | Toma |
| tof | Gizrra |
| tog | Tonga (Nyasa) |
| toh | Gitonga |
| toi | Tonga (Zambia) |
| toj | Tojolabal |
| tol | Tolowa |
| tom | Tombulu |
| ton | Tonga (Tonga Islands) |
| too | Xicotepec De Juárez Totonac |
| top | Papantla Totonac |
| toq | Toposa |
| tor | Togbo-Vara Banda |
| tos | Highland Totonac |
| tou | Tho |
| tov | Upper Taromi |
| tow | Jemez |
| tox | Tobian |
| toy | Topoiyo |
| toz | To |
| tpa | Taupota |
| tpc | Azoyú Me'phaa |
| tpe | Tippera |
| tpf | Tarpia |
| tpg | Kula |
| tpi | Tok Pisin |
| tpj | Tapieté |
| tpk | Tupinikin |
| tpl | Tlacoapa Me'phaa |
| tpm | Tampulma |
| tpn | Tupinambá |
| tpo | Tai Pao |
| tpp | Pisaflores Tepehua |
| tpq | Tukpa |
| tpr | Tuparí |
| tpt | Tlachichilco Tepehua |
| tpu | Tampuan |
| tpv | Tanapag |
| tpw | Tupí |
| tpx | Acatepec Me'phaa |
| tpy | Trumai |
| tpz | Tinputz |
| tqb | Tembé |
| tql | Lehali |
| tqm | Turumsa |
| tqn | Tenino |
| tqo | Toaripi |
| tqp | Tomoip |
| tqq | Tunni |
| tqr | Torona |
| tqt | Western Totonac |
| tqu | Touo |
| tqw | Tonkawa |
| tra | Tirahi |
| trb | Terebu |
| trc | Copala Triqui |
| trd | Turi |
| tre | East Tarangan |
| trf | Trinidadian Creole English |
| trg | Lishán Didán |
| trh | Turaka |
| tri | Trió |
| trj | Toram |
| trl | Traveller Scottish |
| trm | Tregami |
| trn | Trinitario |
| tro | Tarao Naga |
| trp | Kok Borok |
| trq | San Martín Itunyoso Triqui |
| trr | Taushiro |
| trs | Chicahuaxtla Triqui |
| trt | Tunggare |
| tru | Turoyo |
| trv | Taroko |
| trw | Torwali |
| trx | Tringgus-Sembaan Bidayuh |
| try | Turung |
| trz | Torá |
| tsa | Tsaangi |
| tsb | Tsamai |
| tsc | Tswa |
| tsd | Tsakonian |
| tse | Tunisian Sign Language |
| tsg | Tausug |
| tsh | Tsuvan |
| tsi | Tsimshian |
| tsj | Tshangla |
| tsk | Tseku |
| tsl | Ts'ün-Lao |
| tsm | Turkish Sign Language |
| tsn | Tswana |
| tso | Tsonga |
| tsp | Northern Toussian |
| tsq | Thai Sign Language |
| tsr | Akei |
| tss | Taiwan Sign Language |
| tst | Tondi Songway Kiini |
| tsu | Tsou |
| tsv | Tsogo |
| tsw | Tsishingini |
| tsx | Mubami |
| tsy | Tebul Sign Language |
| tsz | Purepecha |
| tta | Tutelo |
| ttb | Gaa |
| ttc | Tektiteko |
| ttd | Tauade |
| tte | Bwanabwana |
| ttf | Tuotomb |
| ttg | Tutong |
| tth | Upper Ta'oih |
| tti | Tobati |
| ttj | Tooro |
| ttk | Totoro |
| ttl | Totela |
| ttm | Northern Tutchone |
| ttn | Towei |
| tto | Lower Ta'oih |
| ttp | Tombelala |
| ttq | Tawallammat Tamajaq |
| ttr | Tera |
| tts | Northeastern Thai |
| ttt | Muslim Tat |
| ttu | Torau |
| ttv | Titan |
| ttw | Long Wat |
| tty | Sikaritai |
| ttz | Tsum |
| tua | Wiarumus |
| tub | Tübatulabal |
| tuc | Mutu |
| tud | Tuxá |
| tue | Tuyuca |
| tuf | Central Tunebo |
| tug | Tunia |
| tuh | Taulil |
| tui | Tupuri |
| tuj | Tugutil |
| tuk | Turkmen |
| tul | Tula |
| tum | Tumbuka |
| tun | Tunica |
| tuo | Tucano |
| tuq | Tedaga |
| tur | Turkish |
| tus | Tuscarora |
| tuu | Tututni |
| tuv | Turkana |
| tux | Tuxináwa |
| tuy | Tugen |
| tuz | Turka |
| tva | Vaghua |
| tvd | Tsuvadi |
| tve | Te'un |
| tvk | Southeast Ambrym |
| tvl | Tuvalu |
| tvm | Tela-Masbuar |
| tvn | Tavoyan |
| tvo | Tidore |
| tvs | Taveta |
| tvt | Tutsa Naga |
| tvu | Tunen |
| tvw | Sedoa |
| tvx | Taivoan |
| tvy | Timor Pidgin |
| twa | Twana |
| twb | Western Tawbuid |
| twc | Teshenawa |
| twd | Twents |
| twe | Tewa (Indonesia) |
| twf | Northern Tiwa |
| twg | Tereweng |
| twh | Tai Dón |
| twi | Twi |
| twl | Tawara |
| twm | Tawang Monpa |
| twn | Twendi |
| two | Tswapong |
| twp | Ere |
| twq | Tasawaq |
| twr | Southwestern Tarahumara |
| twt | Turiwára |
| twu | Termanu |
| tww | Tuwari |
| twx | Tewe |
| twy | Tawoyan |
| txa | Tombonuo |
| txb | Tokharian B |
| txc | Tsetsaut |
| txe | Totoli |
| txg | Tangut |
| txh | Thracian |
| txi | Ikpeng |
| txj | Tarjumo |
| txm | Tomini |
| txn | West Tarangan |
| txo | Toto |
| txq | Tii |
| txr | Tartessian |
| txs | Tonsea |
| txt | Citak |
| txu | Kayapó |
| txx | Tatana |
| txy | Tanosy Malagasy |
| tya | Tauya |
| tye | Kyanga |
| tyh | O'du |
| tyi | Teke-Tsaayi |
| tyj | Tai Do |
| tyl | Thu Lao |
| tyn | Kombai |
| typ | Thaypan |
| tyr | Tai Daeng |
| tys | Tày Sa Pa |
| tyt | Tày Tac |
| tyu | Kua |
| tyv | Tuvinian |
| tyx | Teke-Tyee |
| tyz | Tày |
| tza | Tanzanian Sign Language |
| tzh | Tzeltal |
| tzj | Tz'utujil |
| tzl | Talossan |
| tzm | Central Atlas Tamazight |
| tzn | Tugun |
| tzo | Tzotzil |
| tzx | Tabriak |
| uam | Uamué |
| uan | Kuan |
| uar | Tairuma |
| uba | Ubang |
| ubi | Ubi |
| ubl | Buhi'non Bikol |
| ubr | Ubir |
| ubu | Umbu-Ungu |
| uby | Ubykh |
| uda | Uda |
| ude | Udihe |
| udg | Muduga |
| udi | Udi |
| udj | Ujir |
| udl | Wuzlam |
| udm | Udmurt |
| udu | Uduk |
| ues | Kioko |
| ufi | Ufim |
| uga | Ugaritic |
| ugb | Kuku-Ugbanh |
| uge | Ughele |
| ugn | Ugandan Sign Language |
| ugo | Ugong |
| ugy | Uruguayan Sign Language |
| uha | Uhami |
| uhn | Damal |
| uig | Uighur |
| uis | Uisai |
| uiv | Iyive |
| uji | Tanjijili |
| uka | Kaburi |
| ukg | Ukuriguma |
| ukh | Ukhwejo |
| uki | Kui (India) |
| ukk | Muak Sa-aak |
| ukl | Ukrainian Sign Language |
| ukp | Ukpe-Bayobiri |
| ukq | Ukwa |
| ukr | Ukrainian |
| uks | Urubú-Kaapor Sign Language |
| uku | Ukue |
| ukv | Kuku |
| ukw | Ukwuani-Aboh-Ndoni |
| uky | Kuuk-Yak |
| ula | Fungwa |
| ulb | Ulukwumi |
| ulc | Ulch |
| ule | Lule |
| ulf | Usku |
| uli | Ulithian |
| ulk | Meriam Mir |
| ull | Ullatan |
| ulm | Ulumanda' |
| uln | Unserdeutsch |
| ulu | Uma' Lung |
| ulw | Ulwa |
| uma | Umatilla |
| umb | Umbundu |
| umc | Marrucinian |
| umd | Umbindhamu |
| umg | Morrobalama |
| umi | Ukit |
| umm | Umon |
| umn | Makyan Naga |
| umo | Umotína |
| ump | Umpila |
| umr | Umbugarla |
| ums | Pendau |
| umu | Munsee |
| una | North Watut |
| und | Undetermined |
| une | Uneme |
| ung | Ngarinyin |
| unk | Enawené-Nawé |
| unm | Unami |
| unn | Kurnai |
| unr | Mundari |
| unu | Unubahe |
| unx | Munda |
| unz | Unde Kaili |
| upi | Umeda |
| upv | Uripiv-Wala-Rano-Atchin |
| ura | Urarina |
| urb | Urubú-Kaapor |
| urc | Urningangg |
| urd | Urdu |
| ure | Uru |
| urf | Uradhi |
| urg | Urigina |
| urh | Urhobo |
| uri | Urim |
| urk | Urak Lawoi' |
| url | Urali |
| urm | Urapmin |
| urn | Uruangnirin |
| uro | Ura (Papua New Guinea) |
| urp | Uru-Pa-In |
| urr | Lehalurup |
| urt | Urat |
| uru | Urumi |
| urv | Uruava |
| urw | Sop |
| urx | Urimo |
| ury | Orya |
| urz | Uru-Eu-Wau-Wau |
| usa | Usarufa |
| ush | Ushojo |
| usi | Usui |
| usk | Usaghade |
| usp | Uspanteco |
| uss | us-Saare |
| usu | Uya |
| uta | Otank |
| ute | Ute-Southern Paiute |
| uth | ut-Hun |
| utp | Amba (Solomon Islands) |
| utr | Etulo |
| utu | Utu |
| uum | Urum |
| uun | Kulon-Pazeh |
| uur | Ura (Vanuatu) |
| uuu | U |
| uve | West Uvean |
| uvh | Uri |
| uvl | Lote |
| uwa | Kuku-Uwanh |
| uya | Doko-Uyanga |
| uzb | Uzbek |
| uzn | Northern Uzbek |
| uzs | Southern Uzbek |
| vaa | Vaagri Booli |
| vae | Vale |
| vaf | Vafsi |
| vag | Vagla |
| vah | Varhadi-Nagpuri |
| vai | Vai |
| vaj | Sekele |
| val | Vehes |
| vam | Vanimo |
| van | Valman |
| vao | Vao |
| vap | Vaiphei |
| var | Huarijio |
| vas | Vasavi |
| vau | Vanuma |
| vav | Varli |
| vay | Wayu |
| vbb | Southeast Babar |
| vbk | Southwestern Bontok |
| vec | Venetian |
| ved | Veddah |
| vel | Veluws |
| vem | Vemgo-Mabas |
| ven | Venda |
| veo | Ventureño |
| vep | Veps |
| ver | Mom Jango |
| vgr | Vaghri |
| vgt | Vlaamse Gebarentaal |
| vic | Virgin Islands Creole English |
| vid | Vidunda |
| vie | Vietnamese |
| vif | Vili |
| vig | Viemo |
| vil | Vilela |
| vin | Vinza |
| vis | Vishavan |
| vit | Viti |
| viv | Iduna |
| vka | Kariyarra |
| vki | Ija-Zuba |
| vkj | Kujarge |
| vkk | Kaur |
| vkl | Kulisusu |
| vkm | Kamakan |
| vko | Kodeoha |
| vkp | Korlai Creole Portuguese |
| vkt | Tenggarong Kutai Malay |
| vku | Kurrama |
| vlp | Valpei |
| vls | Vlaams |
| vma | Martuyhunira |
| vmb | Barbaram |
| vmc | Juxtlahuaca Mixtec |
| vmd | Mudu Koraga |
| vme | East Masela |
| vmf | Mainfränkisch |
| vmg | Lungalunga |
| vmh | Maraghei |
| vmi | Miwa |
| vmj | Ixtayutla Mixtec |
| vmk | Makhuwa-Shirima |
| vml | Malgana |
| vmm | Mitlatongo Mixtec |
| vmp | Soyaltepec Mazatec |
| vmq | Soyaltepec Mixtec |
| vmr | Marenje |
| vms | Moksela |
| vmu | Muluridyi |
| vmv | Valley Maidu |
| vmw | Makhuwa |
| vmx | Tamazola Mixtec |
| vmy | Ayautla Mazatec |
| vmz | Mazatlán Mazatec |
| vnk | Vano |
| vnm | Vinmavis |
| vnp | Vunapu |
| vol | Volapük |
| vor | Voro |
| vot | Votic |
| vra | Vera'a |
| vro | Võro |
| vrs | Varisi |
| vrt | Burmbar |
| vsi | Moldova Sign Language |
| vsl | Venezuelan Sign Language |
| vsv | Valencian Sign Language |
| vto | Vitou |
| vum | Vumbu |
| vun | Vunjo |
| vut | Vute |
| vwa | Awa (China) |
| waa | Walla Walla |
| wab | Wab |
| wac | Wasco-Wishram |
| wad | Wandamen |
| wae | Walser |
| waf | Wakoná |
| wag | Wa'ema |
| wah | Watubela |
| wai | Wares |
| waj | Waffa |
| wal | Wolaytta |
| wam | Wampanoag |
| wan | Wan |
| wao | Wappo |
| wap | Wapishana |
| waq | Wagiman |
| war | Waray (Philippines) |
| was | Washo |
| wat | Kaninuwa |
| wau | Waurá |
| wav | Waka |
| waw | Waiwai |
| wax | Watam |
| way | Wayana |
| waz | Wampur |
| wba | Warao |
| wbb | Wabo |
| wbe | Waritai |
| wbf | Wara |
| wbh | Wanda |
| wbi | Vwanji |
| wbj | Alagwa |
| wbk | Waigali |
| wbl | Wakhi |
| wbm | Wa |
| wbp | Warlpiri |
| wbq | Waddar |
| wbr | Wagdi |
| wbs | West Bengal Sign Language |
| wbt | Warnman |
| wbv | Wajarri |
| wbw | Woi |
| wca | Yanomámi |
| wci | Waci Gbe |
| wdd | Wandji |
| wdg | Wadaginam |
| wdj | Wadjiginy |
| wdk | Wadikali |
| wdu | Wadjigu |
| wdy | Wadjabangayi |
| wea | Wewaw |
| wec | Wè Western |
| wed | Wedau |
| weg | Wergaia |
| weh | Weh |
| wei | Kiunum |
| wem | Weme Gbe |
| weo | Wemale |
| wep | Westphalien |
| wer | Weri |
| wes | Cameroon Pidgin |
| wet | Perai |
| weu | Rawngtu Chin |
| wew | Wejewa |
| wfg | Yafi |
| wga | Wagaya |
| wgb | Wagawaga |
| wgg | Wangkangurru |
| wgi | Wahgi |
| wgo | Waigeo |
| wgu | Wirangu |
| wgy | Warrgamay |
| wha | Sou Upaa |
| whg | North Wahgi |
| whk | Wahau Kenyah |
| whu | Wahau Kayan |
| wib | Southern Toussian |
| wic | Wichita |
| wie | Wik-Epa |
| wif | Wik-Keyangan |
| wig | Wik Ngathan |
| wih | Wik-Me'anha |
| wii | Minidien |
| wij | Wik-Iiyanh |
| wik | Wikalkan |
| wil | Wilawila |
| wim | Wik-Mungkan |
| win | Ho-Chunk |
| wir | Wiraféd |
| wiu | Wiru |
| wiv | Vitu |
| wiy | Wiyot |
| wja | Waja |
| wji | Warji |
| wka | Kw'adza |
| wkb | Kumbaran |
| wkd | Wakde |
| wkl | Kalanadi |
| wkr | Keerray-Woorroong |
| wku | Kunduvadi |
| wkw | Wakawaka |
| wky | Wangkayutyuru |
| wla | Walio |
| wlc | Mwali Comorian |
| wle | Wolane |
| wlg | Kunbarlang |
| wlh | Welaun |
| wli | Waioli |
| wlk | Wailaki |
| wll | Wali (Sudan) |
| wlm | Middle Welsh |
| wln | Walloon |
| wlo | Wolio |
| wlr | Wailapa |
| wls | Wallisian |
| wlu | Wuliwuli |
| wlv | Wichí Lhamtés Vejoz |
| wlw | Walak |
| wlx | Wali (Ghana) |
| wly | Waling |
| wma | Mawa (Nigeria) |
| wmb | Wambaya |
| wmc | Wamas |
| wmd | Mamaindé |
| wme | Wambule |
| wmh | Waima'a |
| wmi | Wamin |
| wmm | Maiwa (Indonesia) |
| wmn | Waamwang |
| wmo | Wom (Papua New Guinea) |
| wms | Wambon |
| wmt | Walmajarri |
| wmw | Mwani |
| wmx | Womo |
| wnb | Wanambre |
| wnc | Wantoat |
| wnd | Wandarang |
| wne | Waneci |
| wng | Wanggom |
| wni | Ndzwani Comorian |
| wnk | Wanukaka |
| wnm | Wanggamala |
| wnn | Wunumara |
| wno | Wano |
| wnp | Wanap |
| wnu | Usan |
| wnw | Wintu |
| wny | Wanyi |
| woa | Kuwema |
| wob | Wè Northern |
| woc | Wogeo |
| wod | Wolani |
| woe | Woleaian |
| wof | Gambian Wolof |
| wog | Wogamusin |
| woi | Kamang |
| wok | Longto |
| wol | Wolof |
| wom | Wom (Nigeria) |
| won | Wongo |
| woo | Manombai |
| wor | Woria |
| wos | Hanga Hundi |
| wow | Wawonii |
| woy | Weyto |
| wpc | Maco |
| wra | Warapu |
| wrb | Waluwarra |
| wrd | Warduji |
| wrg | Warungu |
| wrh | Wiradjuri |
| wri | Wariyangga |
| wrk | Garrwa |
| wrl | Warlmanpa |
| wrm | Warumungu |
| wrn | Warnang |
| wro | Worrorra |
| wrp | Waropen |
| wrr | Wardaman |
| wrs | Waris |
| wru | Waru |
| wrv | Waruna |
| wrw | Gugu Warra |
| wrx | Wae Rana |
| wry | Merwari |
| wrz | Waray (Australia) |
| wsa | Warembori |
| wsg | Adilabad Gondi |
| wsi | Wusi |
| wsk | Waskia |
| wsr | Owenia |
| wss | Wasa |
| wsu | Wasu |
| wsv | Wotapuri-Katarqalai |
| wtf | Watiwa |
| wth | Wathawurrung |
| wti | Berta |
| wtk | Watakataui |
| wtm | Mewati |
| wtw | Wotu |
| wua | Wikngenchera |
| wub | Wunambal |
| wud | Wudu |
| wuh | Wutunhua |
| wul | Silimo |
| wum | Wumbvu |
| wun | Bungu |
| wur | Wurrugu |
| wut | Wutung |
| wuu | Wu Chinese |
| wuv | Wuvulu-Aua |
| wux | Wulna |
| wuy | Wauyai |
| wwa | Waama |
| wwb | Wakabunga |
| wwo | Wetamut |
| wwr | Warrwa |
| www | Wawa |
| wxa | Waxianghua |
| wxw | Wardandi |
| wya | Wyandot |
| wyb | Wangaaybuwan-Ngiyambaa |
| wyi | Woiwurrung |
| wym | Wymysorys |
| wyr | Wayoró |
| wyy | Western Fijian |
| xaa | Andalusian Arabic |
| xab | Sambe |
| xac | Kachari |
| xad | Adai |
| xae | Aequian |
| xag | Aghwan |
| xai | Kaimbé |
| xaj | Ararandewára |
| xak | Máku |
| xal | Kalmyk |
| xam | ǀXam |
| xan | Xamtanga |
| xao | Khao |
| xap | Apalachee |
| xaq | Aquitanian |
| xar | Karami |
| xas | Kamas |
| xat | Katawixi |
| xau | Kauwera |
| xav | Xavánte |
| xaw | Kawaiisu |
| xay | Kayan Mahakam |
| xbb | Lower Burdekin |
| xbc | Bactrian |
| xbd | Bindal |
| xbe | Bigambal |
| xbg | Bunganditj |
| xbi | Kombio |
| xbj | Birrpayi |
| xbm | Middle Breton |
| xbn | Kenaboi |
| xbo | Bolgarian |
| xbp | Bibbulman |
| xbr | Kambera |
| xbw | Kambiwá |
| xby | Batjala |
| xcb | Cumbric |
| xcc | Camunic |
| xce | Celtiberian |
| xcg | Cisalpine Gaulish |
| xch | Chemakum |
| xcl | Classical Armenian |
| xcm | Comecrudo |
| xcn | Cotoname |
| xco | Chorasmian |
| xcr | Carian |
| xct | Classical Tibetan |
| xcu | Curonian |
| xcv | Chuvantsy |
| xcw | Coahuilteco |
| xcy | Cayuse |
| xda | Darkinyung |
| xdc | Dacian |
| xdk | Dharuk |
| xdm | Edomite |
| xdo | Kwandu |
| xdy | Malayic Dayak |
| xeb | Eblan |
| xed | Hdi |
| xeg | ǁXegwi |
| xel | Kelo |
| xem | Kembayan |
| xep | Epi-Olmec |
| xer | Xerénte |
| xes | Kesawai |
| xet | Xetá |
| xeu | Keoru-Ahia |
| xfa | Faliscan |
| xga | Galatian |
| xgb | Gbin |
| xgd | Gudang |
| xgf | Gabrielino-Fernandeño |
| xgg | Goreng |
| xgi | Garingbal |
| xgl | Galindan |
| xgm | Dharumbal |
| xgr | Garza |
| xgu | Unggumi |
| xgw | Guwa |
| xha | Harami |
| xhc | Hunnic |
| xhd | Hadrami |
| xhe | Khetrani |
| xho | Xhosa |
| xhr | Hernican |
| xht | Hattic |
| xhu | Hurrian |
| xhv | Khua |
| xib | Iberian |
| xii | Xiri |
| xil | Illyrian |
| xin | Xinca |
| xir | Xiriâna |
| xis | Kisan |
| xiv | Indus Valley Language |
| xiy | Xipaya |
| xjb | Minjungbal |
| xjt | Jaitmatang |
| xka | Kalkoti |
| xkb | Northern Nago |
| xkc | Kho'ini |
| xkd | Mendalam Kayan |
| xke | Kereho |
| xkf | Khengkha |
| xkg | Kagoro |
| xki | Kenyan Sign Language |
| xkj | Kajali |
| xkk | Kaco' |
| xkl | Mainstream Kenyah |
| xkn | Kayan River Kayan |
| xko | Kiorr |
| xkp | Kabatei |
| xkq | Koroni |
| xkr | Xakriabá |
| xks | Kumbewaha |
| xkt | Kantosi |
| xku | Kaamba |
| xkv | Kgalagadi |
| xkw | Kembra |
| xkx | Karore |
| xky | Uma' Lasan |
| xkz | Kurtokha |
| xla | Kamula |
| xlb | Loup B |
| xlc | Lycian |
| xld | Lydian |
| xle | Lemnian |
| xlg | Ligurian (Ancient) |
| xli | Liburnian |
| xln | Alanic |
| xlo | Loup A |
| xlp | Lepontic |
| xls | Lusitanian |
| xlu | Cuneiform Luwian |
| xly | Elymian |
| xma | Mushungulu |
| xmb | Mbonga |
| xmc | Makhuwa-Marrevone |
| xmd | Mbudum |
| xme | Median |
| xmf | Mingrelian |
| xmg | Mengaka |
| xmh | Kugu-Muminh |
| xmj | Majera |
| xmk | Ancient Macedonian |
| xml | Malaysian Sign Language |
| xmm | Manado Malay |
| xmn | Manichaean Middle Persian |
| xmo | Morerebi |
| xmp | Kuku-Mu'inh |
| xmq | Kuku-Mangk |
| xmr | Meroitic |
| xms | Moroccan Sign Language |
| xmt | Matbat |
| xmu | Kamu |
| xmv | Antankarana Malagasy |
| xmw | Tsimihety Malagasy |
| xmx | Maden |
| xmy | Mayaguduna |
| xmz | Mori Bawah |
| xna | Ancient North Arabian |
| xnb | Kanakanabu |
| xng | Middle Mongolian |
| xnh | Kuanhua |
| xni | Ngarigu |
| xnk | Nganakarti |
| xnm | Ngumbarl |
| xnn | Northern Kankanay |
| xno | Anglo-Norman |
| xnr | Kangri |
| xns | Kanashi |
| xnt | Narragansett |
| xnu | Nukunul |
| xny | Nyiyaparli |
| xnz | Kenzi |
| xoc | O'chi'chi' |
| xod | Kokoda |
| xog | Soga |
| xoi | Kominimung |
| xok | Xokleng |
| xom | Komo (Sudan) |
| xon | Konkomba |
| xoo | Xukurú |
| xop | Kopar |
| xor | Korubo |
| xow | Kowaki |
| xpa | Pirriya |
| xpb | Northeastern Tasmanian |
| xpc | Pecheneg |
| xpd | Oyster Bay Tasmanian |
| xpe | Liberia Kpelle |
| xpf | Southeast Tasmanian |
| xpg | Phrygian |
| xph | North Midlands Tasmanian |
| xpi | Pictish |
| xpj | Mpalitjanh |
| xpk | Kulina Pano |
| xpl | Port Sorell Tasmanian |
| xpm | Pumpokol |
| xpn | Kapinawá |
| xpo | Pochutec |
| xpp | Puyo-Paekche |
| xpq | Mohegan-Pequot |
| xpr | Parthian |
| xps | Pisidian |
| xpt | Punthamara |
| xpu | Punic |
| xpv | Northern Tasmanian |
| xpw | Northwestern Tasmanian |
| xpx | Southwestern Tasmanian |
| xpy | Puyo |
| xpz | Bruny Island Tasmanian |
| xqa | Karakhanid |
| xqt | Qatabanian |
| xra | Krahô |
| xrb | Eastern Karaboro |
| xrd | Gundungurra |
| xre | Kreye |
| xrg | Minang |
| xri | Krikati-Timbira |
| xrm | Armazic |
| xrn | Arin |
| xrr | Raetic |
| xrt | Aranama-Tamique |
| xru | Marriammu |
| xrw | Karawa |
| xsa | Sabaean |
| xsb | Sambal |
| xsc | Scythian |
| xsd | Sidetic |
| xse | Sempan |
| xsh | Shamang |
| xsi | Sio |
| xsj | Subi |
| xsl | South Slavey |
| xsm | Kasem |
| xsn | Sanga (Nigeria) |
| xso | Solano |
| xsp | Silopi |
| xsq | Makhuwa-Saka |
| xsr | Sherpa |
| xss | Assan |
| xsu | Sanumá |
| xsv | Sudovian |
| xsy | Saisiyat |
| xta | Alcozauca Mixtec |
| xtb | Chazumba Mixtec |
| xtc | Katcha-Kadugli-Miri |
| xtd | Diuxi-Tilantongo Mixtec |
| xte | Ketengban |
| xtg | Transalpine Gaulish |
| xth | Yitha Yitha |
| xti | Sinicahua Mixtec |
| xtj | San Juan Teita Mixtec |
| xtl | Tijaltepec Mixtec |
| xtm | Magdalena Peñasco Mixtec |
| xtn | Northern Tlaxiaco Mixtec |
| xto | Tokharian A |
| xtp | San Miguel Piedras Mixtec |
| xtq | Tumshuqese |
| xtr | Early Tripuri |
| xts | Sindihui Mixtec |
| xtt | Tacahua Mixtec |
| xtu | Cuyamecalco Mixtec |
| xtv | Thawa |
| xtw | Tawandê |
| xty | Yoloxochitl Mixtec |
| xua | Alu Kurumba |
| xub | Betta Kurumba |
| xud | Umiida |
| xug | Kunigami |
| xuj | Jennu Kurumba |
| xul | Ngunawal |
| xum | Umbrian |
| xun | Unggaranggu |
| xuo | Kuo |
| xup | Upper Umpqua |
| xur | Urartian |
| xut | Kuthant |
| xuu | Kxoe |
| xve | Venetic |
| xvi | Kamviri |
| xvn | Vandalic |
| xvo | Volscian |
| xvs | Vestinian |
| xwa | Kwaza |
| xwc | Woccon |
| xwd | Wadi Wadi |
| xwe | Xwela Gbe |
| xwg | Kwegu |
| xwj | Wajuk |
| xwk | Wangkumara |
| xwl | Western Xwla Gbe |
| xwo | Written Oirat |
| xwr | Kwerba Mamberamo |
| xwt | Wotjobaluk |
| xww | Wemba Wemba |
| xxb | Boro (Ghana) |
| xxk | Ke'o |
| xxm | Minkin |
| xxr | Koropó |
| xxt | Tambora |
| xya | Yaygir |
| xyb | Yandjibara |
| xyj | Mayi-Yapi |
| xyk | Mayi-Kulan |
| xyl | Yalakalore |
| xyt | Mayi-Thakurti |
| xyy | Yorta Yorta |
| xzh | Zhang-Zhung |
| xzm | Zemgalian |
| xzp | Ancient Zapotec |
| yaa | Yaminahua |
| yab | Yuhup |
| yac | Pass Valley Yali |
| yad | Yagua |
| yae | Pumé |
| yaf | Yaka (Democratic Republic of Congo) |
| yag | Yámana |
| yah | Yazgulyam |
| yai | Yagnobi |
| yaj | Banda-Yangere |
| yak | Yakama |
| yal | Yalunka |
| yam | Yamba |
| yan | Mayangna |
| yao | Yao |
| yap | Yapese |
| yaq | Yaqui |
| yar | Yabarana |
| yas | Nugunu (Cameroon) |
| yat | Yambeta |
| yau | Yuwana |
| yav | Yangben |
| yaw | Yawalapití |
| yax | Yauma |
| yay | Agwagwune |
| yaz | Lokaa |
| yba | Yala |
| ybb | Yemba |
| ybe | West Yugur |
| ybh | Yakha |
| ybi | Yamphu |
| ybj | Hasha |
| ybk | Bokha |
| ybl | Yukuben |
| ybm | Yaben |
| ybn | Yabaâna |
| ybo | Yabong |
| ybx | Yawiyo |
| yby | Yaweyuha |
| ych | Chesu |
| ycl | Lolopo |
| ycn | Yucuna |
| ycp | Chepya |
| yda | Yanda |
| ydd | Eastern Yiddish |
| yde | Yangum Dey |
| ydg | Yidgha |
| ydk | Yoidik |
| yea | Ravula |
| yec | Yeniche |
| yee | Yimas |
| yei | Yeni |
| yej | Yevanic |
| yel | Yela |
| yer | Tarok |
| yes | Nyankpa |
| yet | Yetfa |
| yeu | Yerukula |
| yev | Yapunda |
| yey | Yeyi |
| yga | Malyangapa |
| ygi | Yiningayi |
| ygl | Yangum Gel |
| ygm | Yagomi |
| ygp | Gepo |
| ygr | Yagaria |
| ygs | Yolŋu Sign Language |
| ygu | Yugul |
| ygw | Yagwoia |
| yha | Baha Buyang |
| yhd | Judeo-Iraqi Arabic |
| yhl | Hlepho Phowa |
| yhs | Yan-nhaŋu Sign Language |
| yia | Yinggarda |
| yid | Yiddish |
| yif | Ache |
| yig | Wusa Nasu |
| yih | Western Yiddish |
| yii | Yidiny |
| yij | Yindjibarndi |
| yik | Dongshanba Lalo |
| yil | Yindjilandji |
| yim | Yimchungru Naga |
| yin | Riang Lai |
| yip | Pholo |
| yiq | Miqie |
| yir | North Awyu |
| yis | Yis |
| yit | Eastern Lalu |
| yiu | Awu |
| yiv | Northern Nisu |
| yix | Axi Yi |
| yiz | Azhe |
| yka | Yakan |
| ykg | Northern Yukaghir |
| yki | Yoke |
| ykk | Yakaikeke |
| ykl | Khlula |
| ykm | Kap |
| ykn | Kua-nsi |
| yko | Yasa |
| ykr | Yekora |
| ykt | Kathu |
| yku | Kuamasi |
| yky | Yakoma |
| yla | Yaul |
| ylb | Yaleba |
| yle | Yele |
| ylg | Yelogu |
| yli | Angguruk Yali |
| yll | Yil |
| ylm | Limi |
| yln | Langnian Buyang |
| ylo | Naluo Yi |
| ylr | Yalarnnga |
| ylu | Aribwaung |
| yly | Nyâlayu |
| ymb | Yambes |
| ymc | Southern Muji |
| ymd | Muda |
| yme | Yameo |
| ymg | Yamongeri |
| ymh | Mili |
| ymi | Moji |
| ymk | Makwe |
| yml | Iamalele |
| ymm | Maay |
| ymn | Yamna |
| ymo | Yangum Mon |
| ymp | Yamap |
| ymq | Qila Muji |
| ymr | Malasar |
| yms | Mysian |
| ymx | Northern Muji |
| ymz | Muzi |
| yna | Aluo |
| ynd | Yandruwandha |
| yne | Lang'e |
| yng | Yango |
| ynk | Naukan Yupik |
| ynl | Yangulam |
| ynn | Yana |
| yno | Yong |
| ynq | Yendang |
| yns | Yansi |
| ynu | Yahuna |
| yob | Yoba |
| yog | Yogad |
| yoi | Yonaguni |
| yok | Yokuts |
| yol | Yola |
| yom | Yombe |
| yon | Yongkom |
| yor | Yoruba |
| yot | Yotti |
| yox | Yoron |
| yoy | Yoy |
| ypa | Phala |
| ypb | Labo Phowa |
| ypg | Phola |
| yph | Phupha |
| ypm | Phuma |
| ypn | Ani Phowa |
| ypo | Alo Phola |
| ypp | Phupa |
| ypz | Phuza |
| yra | Yerakai |
| yrb | Yareba |
| yre | Yaouré |
| yrk | Nenets |
| yrl | Nhengatu |
| yrm | Yirrk-Mel |
| yrn | Yerong |
| yro | Yaroamë |
| yrs | Yarsun |
| yrw | Yarawata |
| yry | Yarluyandi |
| ysc | Yassic |
| ysd | Samatao |
| ysg | Sonaga |
| ysl | Yugoslavian Sign Language |
| ysn | Sani |
| yso | Nisi (China) |
| ysp | Southern Lolopo |
| ysr | Sirenik Yupik |
| yss | Yessan-Mayo |
| ysy | Sanie |
| yta | Talu |
| ytl | Tanglang |
| ytp | Thopho |
| ytw | Yout Wam |
| yty | Yatay |
| yua | Yucateco |
| yub | Yugambal |
| yuc | Yuchi |
| yud | Judeo-Tripolitanian Arabic |
| yue | Yue Chinese |
| yuf | Havasupai-Walapai-Yavapai |
| yug | Yug |
| yui | Yurutí |
| yuj | Karkar-Yuri |
| yuk | Yuki |
| yul | Yulu |
| yum | Quechan |
| yun | Bena (Nigeria) |
| yup | Yukpa |
| yuq | Yuqui |
| yur | Yurok |
| yut | Yopno |
| yuw | Yau (Morobe Province) |
| yux | Southern Yukaghir |
| yuy | East Yugur |
| yuz | Yuracare |
| yva | Yawa |
| yvt | Yavitero |
| ywa | Kalou |
| ywg | Yinhawangka |
| ywl | Western Lalu |
| ywn | Yawanawa |
| ywq | Wuding-Luquan Yi |
| ywr | Yawuru |
| ywt | Xishanba Lalo |
| ywu | Wumeng Nasu |
| yww | Yawarawarga |
| yxa | Mayawali |
| yxg | Yagara |
| yxl | Yardliyawarra |
| yxm | Yinwum |
| yxu | Yuyu |
| yxy | Yabula Yabula |
| yyr | Yir Yoront |
| yyu | Yau (Sandaun Province) |
| yyz | Ayizi |
| yzg | E'ma Buyang |
| yzk | Zokhuo |
| zaa | Sierra de Juárez Zapotec |
| zab | Western Tlacolula Valley Zapotec |
| zac | Ocotlán Zapotec |
| zad | Cajonos Zapotec |
| zae | Yareni Zapotec |
| zaf | Ayoquesco Zapotec |
| zag | Zaghawa |
| zah | Zangwal |
| zai | Isthmus Zapotec |
| zaj | Zaramo |
| zak | Zanaki |
| zal | Zauzou |
| zam | Miahuatlán Zapotec |
| zao | Ozolotepec Zapotec |
| zap | Zapotec |
| zaq | Aloápam Zapotec |
| zar | Rincón Zapotec |
| zas | Santo Domingo Albarradas Zapotec |
| zat | Tabaa Zapotec |
| zau | Zangskari |
| zav | Yatzachi Zapotec |
| zaw | Mitla Zapotec |
| zax | Xadani Zapotec |
| zay | Zayse-Zergulla |
| zaz | Zari |
| zba | Balaibalan |
| zbc | Central Berawan |
| zbe | East Berawan |
| zbl | Blissymbols |
| zbt | Batui |
| zbw | West Berawan |
| zca | Coatecas Altas Zapotec |
| zch | Central Hongshuihe Zhuang |
| zdj | Ngazidja Comorian |
| zea | Zeeuws |
| zeg | Zenag |
| zeh | Eastern Hongshuihe Zhuang |
| zen | Zenaga |
| zga | Kinga |
| zgb | Guibei Zhuang |
| zgh | Standard Moroccan Tamazight |
| zgm | Minz Zhuang |
| zgn | Guibian Zhuang |
| zgr | Magori |
| zha | Zhuang |
| zhb | Zhaba |
| zhd | Dai Zhuang |
| zhi | Zhire |
| zhn | Nong Zhuang |
| zho | Chinese |
| zhw | Zhoa |
| zia | Zia |
| zib | Zimbabwe Sign Language |
| zik | Zimakani |
| zil | Zialo |
| zim | Mesme |
| zin | Zinza |
| ziw | Zigula |
| ziz | Zizilivakan |
| zka | Kaimbulawa |
| zkb | Koibal |
| zkd | Kadu |
| zkg | Koguryo |
| zkh | Khorezmian |
| zkk | Karankawa |
| zkn | Kanan |
| zko | Kott |
| zkp | São Paulo Kaingáng |
| zkr | Zakhring |
| zkt | Kitan |
| zku | Kaurna |
| zkv | Krevinian |
| zkz | Khazar |
| zlj | Liujiang Zhuang |
| zlm | Malay (individual language) |
| zln | Lianshan Zhuang |
| zlq | Liuqian Zhuang |
| zma | Manda (Australia) |
| zmb | Zimba |
| zmc | Margany |
| zmd | Maridan |
| zme | Mangerr |
| zmf | Mfinu |
| zmg | Marti Ke |
| zmh | Makolkol |
| zmi | Negeri Sembilan Malay |
| zmj | Maridjabin |
| zmk | Mandandanyi |
| zml | Matngala |
| zmm | Marimanindji |
| zmn | Mbangwe |
| zmo | Molo |
| zmp | Mpuono |
| zmq | Mituku |
| zmr | Maranunggu |
| zms | Mbesa |
| zmt | Maringarr |
| zmu | Muruwari |
| zmv | Mbariman-Gudhinma |
| zmw | Mbo (Democratic Republic of Congo) |
| zmx | Bomitaba |
| zmy | Mariyedi |
| zmz | Mbandja |
| zna | Zan Gula |
| zne | Zande (individual language) |
| zng | Mang |
| znk | Manangkari |
| zns | Mangas |
| zoc | Copainalá Zoque |
| zoh | Chimalapa Zoque |
| zom | Zou |
| zoo | Asunción Mixtepec Zapotec |
| zoq | Tabasco Zoque |
| zor | Rayón Zoque |
| zos | Francisco León Zoque |
| zpa | Lachiguiri Zapotec |
| zpb | Yautepec Zapotec |
| zpc | Choapan Zapotec |
| zpd | Southeastern Ixtlán Zapotec |
| zpe | Petapa Zapotec |
| zpf | San Pedro Quiatoni Zapotec |
| zpg | Guevea De Humboldt Zapotec |
| zph | Totomachapan Zapotec |
| zpi | Santa María Quiegolani Zapotec |
| zpj | Quiavicuzas Zapotec |
| zpk | Tlacolulita Zapotec |
| zpl | Lachixío Zapotec |
| zpm | Mixtepec Zapotec |
| zpn | Santa Inés Yatzechi Zapotec |
| zpo | Amatlán Zapotec |
| zpp | El Alto Zapotec |
| zpq | Zoogocho Zapotec |
| zpr | Santiago Xanica Zapotec |
| zps | Coatlán Zapotec |
| zpt | San Vicente Coatlán Zapotec |
| zpu | Yalálag Zapotec |
| zpv | Chichicapan Zapotec |
| zpw | Zaniza Zapotec |
| zpx | San Baltazar Loxicha Zapotec |
| zpy | Mazaltepec Zapotec |
| zpz | Texmelucan Zapotec |
| zqe | Qiubei Zhuang |
| zra | Kara (Korea) |
| zrg | Mirgan |
| zrn | Zerenkel |
| zro | Záparo |
| zrp | Zarphatic |
| zrs | Mairasi |
| zsa | Sarasira |
| zsk | Kaskean |
| zsl | Zambian Sign Language |
| zsm | Standard Malay |
| zsr | Southern Rincon Zapotec |
| zsu | Sukurum |
| zte | Elotepec Zapotec |
| ztg | Xanaguía Zapotec |
| ztl | Lapaguía-Guivini Zapotec |
| ztm | San Agustín Mixtepec Zapotec |
| ztn | Santa Catarina Albarradas Zapotec |
| ztp | Loxicha Zapotec |
| ztq | Quioquitani-Quierí Zapotec |
| zts | Tilquiapan Zapotec |
| ztt | Tejalapan Zapotec |
| ztu | Güilá Zapotec |
| ztx | Zaachila Zapotec |
| zty | Yatee Zapotec |
| zua | Zeem |
| zuh | Tokano |
| zul | Zulu |
| zum | Kumzari |
| zun | Zuni |
| zuy | Zumaya |
| zwa | Zay |
| zxx | No linguistic content |
| zyb | Yongbei Zhuang |
| zyg | Yang Zhuang |
| zyj | Youjiang Zhuang |
| zyn | Yongnan Zhuang |
| zyp | Zyphe Chin |
| zza | Zaza |
| zzj | Zuojiang Zhuang |