| Vocabulary Type | Code System - Universal |
| Concept Domain | Telecommunication Use Code |
| Code System Name | |
| Code System Identifier | |
| Code System OID | |
| HL7 Table Identifier | HL70201 |
| Version | |
| Status | Active |
| Where Used | XTN.2 |
| Purpose and Use | HL7-defined table of codes 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. |
| Code | Display | Definition | Deprecated |
|---|---|---|---|
| PRN | Primary Residence Number | Primary Residence Number | |
| ORN | Other Residence Number | Other Residence Number | |
| WPN | Work Number | Work Number | |
| VHN | Vacation Home Number | Vacation Home Number | |
| ASN | Answering Service Number | Answering Service Number | |
| EMR | Emergency Number | Emergency Number | |
| NET | Network (email) Address | Network (email) Address | |
| BPN | Beeper Number | Beeper Number | |
| PRS | Personal | Personal | |
| DSM | Direct Secure Messaging | Direct Secure Messaging using the Direct Protocol |