| English | eng-000 |
| Holikachuk | |
| ISO 639-3 | art-001 | hoi |
| ISO 639-3 Inverted Names | art-291 | Holikachuk |
| Glottolog Languoid Names | art-326 | Holikachuk |
| Glottocode | art-327 | holi1241 |
| Glottolog Primary Key | art-328 | 44850 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 152 |
| Deutsch | deu-000 | Holikachuk |
| français | fra-000 | holikachuk |
| español | spa-000 | holikachuk |