| ISO 639-3 | art-001 |
| agc | |
| ISO 639-3 Reference Names | art-289 | Agatu |
| ISO 639-3 Print Names | art-290 | Agatu |
| ISO 639-3 Inverted Names | art-291 | Agatu |
| Ethnologue Primary Language Names | art-323 | Agatu |
| Glottolog Languoid Names | art-326 | Agatu |
| Glottocode | art-327 | agat1236 |
| Glottolog Primary Key | art-328 | 31377 |
| Ethnologue Language Names | art-330 | Agatu |
| Ethnologue Language Names | art-330 | North Idoma |
| Ethnologue Language Names | art-330 | Ochekwu |
| English | eng-000 | Agatu |
| русский | rus-000 | агату |