| español | spa-000 |
| atsina | |
| ISO 639-3 | art-001 | ats |
| Glottolog Languoid Names | art-326 | Gros Ventre |
| Glottocode | art-327 | gros1243 |
| Glottolog Primary Key | art-328 | 23814 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 764 |
| English | eng-000 | Gros Ventre |
| français | fra-000 | atsina |