| ISO 639-3 | art-001 |
| oks | |
| ISO 639-3 Reference Names | art-289 | Oko-Eni-Osayen |
| ISO 639-3 Print Names | art-290 | Oko-Eni-Osayen |
| ISO 639-3 Inverted Names | art-291 | Oko-Eni-Osayen |
| Ethnologue Primary Language Names | art-323 | Oko-Eni-Osayen |
| Glottolog Languoid Names | art-326 | Oko-Eni-Osayen |
| Glottocode | art-327 | okoe1238 |
| Glottolog Primary Key | art-328 | 31398 |
| Ethnologue Language Names | art-330 | Eni |
| Ethnologue Language Names | art-330 | Magongo |
| Ethnologue Language Names | art-330 | Ogori |
| Ethnologue Language Names | art-330 | Ogori-Magongo |
| Ethnologue Language Names | art-330 | Oko |
| Ethnologue Language Names | art-330 | Oko-Eni-Osayen |
| Ethnologue Language Names | art-330 | Osanyin |
| Ethnologue Language Names | art-330 | Osayen |
| Ethnologue Language Names | art-330 | Uku |
| English | eng-000 | Oko-Eni-Osayen |