| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 506 | |
| ISO 639-3 | art-001 | ulc |
| Glottolog Languoid Names | art-326 | Ulch |
| Glottocode | art-327 | ulch1241 |
| Glottolog Primary Key | art-328 | 35264 |
| English | eng-000 | Ulcha |
| français | fra-000 | ulcha |
| español | spa-000 | ulchi |