| ISO 639-3 | art-001 |
| ost | |
| ISO 639-3 Reference Names | art-289 | Osatu |
| ISO 639-3 Print Names | art-290 | Osatu |
| ISO 639-3 Inverted Names | art-291 | Osatu |
| Ethnologue Primary Language Names | art-323 | Osatu |
| Glottolog Languoid Names | art-326 | Osatu |
| Glottocode | art-327 | osat1238 |
| Glottolog Primary Key | art-328 | 31102 |
| Ethnologue Language Names | art-330 | Ihatum |
| Ethnologue Language Names | art-330 | Osatu |
| Ethnologue Language Names | art-330 | Ossatu |
| English | eng-000 | Osatu |