| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 1544 | |
| ISO 639-3 | art-001 | cku |
| Glottolog Languoid Names | art-326 | Koasati |
| Glottocode | art-327 | koas1236 |
| Glottolog Primary Key | art-328 | 26720 |
| English | eng-000 | Koasati |
| français | fra-000 | koasati |
| español | spa-000 | koasati |