| ISO 639-3 | art-001 |
| otu | |
| ISO 639-3 Reference Names | art-289 | Otuke |
| ISO 639-3 Print Names | art-290 | Otuke |
| ISO 639-3 Inverted Names | art-291 | Otuke |
| Ethnologue Primary Language Names | art-323 | Otuke |
| Glottolog Languoid Names | art-326 | Otuke |
| Glottocode | art-327 | otuk1240 |
| Glottolog Primary Key | art-328 | 24460 |
| Ethnologue Language Names | art-330 | Louxiru |
| Ethnologue Language Names | art-330 | Otuke |
| Ethnologue Language Names | art-330 | Otuque |
| Ethnologue Language Names | art-330 | Otuqui |
| English | eng-000 | Otuke |