| español | spa-000 |
| achagua | |
| ISO 639-3 | art-001 | aca |
| Glottolog Languoid Names | art-326 | Achagua |
| Glottocode | art-327 | acha1250 |
| Glottolog Primary Key | art-328 | 23749 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 284 |
| English | eng-000 | Achagua |
| français | fra-000 | achagua |