| English | eng-000 |
| Achumawi | |
| ajúmmááwí | acv-000 | Ajúmmááwí |
| ajúmmááwí | acv-000 | ajúmmááwí |
| ISO 639-3 | art-001 | acv |
| ISO 639-PanLex | art-274 | acv-000 |
| ISO 639-3 Inverted Names | art-291 | Achumawi |
| Glottolog Languoid Names | art-326 | Achumawi |
| Glottocode | art-327 | achu1247 |
| Glottolog Primary Key | art-328 | 44312 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 829 |
| English | eng-000 | Achomawi |
| English | eng-000 | Pit River |
| français | fra-000 | achumawi |
| русский | rus-000 | ачумави |
| español | spa-000 | achumawi |