HL7 v2.9.1 Vocabulary
0.2.0 - ci-build

HL7 v2.9.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v291/ and changes regularly. See the Directory of published versions

## CodeSystem: Telecommunication Use Code (2.9.1 - 1.3.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/telecommunicationUse | Version: 1.3.0
Active as of 2026-03-13 | Computable Name: TelecommunicationUse
Other Identifiers: OID:2.16.840.1.113883.18.106, urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0201
Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts for specifying a specific use of a telecommunication number. Best practice is to use this concept whenever a telecommunication number or access string is specified. Used in HL7 Version 2.x messaging in the XTN segment.

This Code system is referenced in the content logical definition of the following value sets:

- Hl7VStelecommunicationUseCode

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
version introduced | versionIntroduced | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced | string | version when was this code introduced
version deprecated | versionDeprecated | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated | string | version when was this code deprecated
status | status | http://hl7.org/fhir/concept-properties#status | code | A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment, to suppress IG-publisher warning, to be replaced with standard later | comment | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment | string | A string that provides additional detail pertinent to the use or understanding of the concept
usage | usage | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage | string | usage notes for this code
modified | modified | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified | dateTime | date of last modification

Concepts

This case-sensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/telecommunicationUse` defines the following codes:

Code | Display | Definition | version introduced | status | comment, to suppress IG-publisher warning, to be replaced with standard later | modified | Deutsch (German, de)
ASN | Answering Service Number | Answering Service Number | 2.3 |  |  | 2015-07-13 | Auftragsdienst
BPN | Beeper Number | Beeper Number | 2.3.1 |  | Retained for backward compatibility as of v 2.6 | 2015-07-13 | Pagernummer (Cityruf o.ä.)
DSM | Direct Secure Messaging | Direct Secure Messaging using the Direct Protocol |  | new |  | 2025-07-29 |
EMR | Emergency Number | Emergency Number | 2.3 |  |  | 2015-07-13 | Notfallnummer
NET | Network (email) Address | Network (email) Address | 2.3 |  | Retained for backward compatibility as of v 2.6 | 2015-07-13 | Netzwerkadresse (E-Mail)
ORN | Other Residence Number | Other Residence Number | 2.3 |  |  | 2015-07-13 | Nebenwohnsitznummer
PRN | Primary Residence Number | Primary Residence Number | 2.3 |  |  | 2015-07-13 | Hauptwohnsitznummer
PRS | Personal | Personal | 2.6 |  | Not tied to a location or role | 2015-07-13 |
VHN | Vacation Home Number | Vacation Home Number | 2.3 |  |  | 2015-07-13 | Ferienwohnsitznummer
WPN | Work Number | Work Number | 2.3 |  |  | 2015-07-13 | Dienstnummer