| ISO 639-3 Reference Names | art-289 | Isoko |
| ISO 639-3 Print Names | art-290 | Isoko |
| ISO 639-3 Inverted Names | art-291 | Isoko |
| Ethnologue Primary Language Names | art-323 | Isoko |
| Glottolog Languoid Names | art-326 | Isoko |
| Glottocode | art-327 | isok1239 |
| Glottolog Primary Key | art-328 | 31480 |
| Ethnologue Language Names | art-330 | Aviara |
| Ethnologue Language Names | art-330 | Biotu |
| Ethnologue Language Names | art-330 | Elu |
| Ethnologue Language Names | art-330 | Emede |
| Ethnologue Language Names | art-330 | Enhwe |
| Ethnologue Language Names | art-330 | Ibiede |
| Ethnologue Language Names | art-330 | Igabo |
| Ethnologue Language Names | art-330 | Igbide |
| Ethnologue Language Names | art-330 | Imiv |
| Ethnologue Language Names | art-330 | Iri |
| Ethnologue Language Names | art-330 | Irri |
| Ethnologue Language Names | art-330 | Isoko |
| Ethnologue Language Names | art-330 | Itebiege |
| Ethnologue Language Names | art-330 | Iwire |
| Ethnologue Language Names | art-330 | Iyede |
| Ethnologue Language Names | art-330 | Iyede-Ami |
| Ethnologue Language Names | art-330 | Iyowo |
| Ethnologue Language Names | art-330 | Ofagbe |
| Ethnologue Language Names | art-330 | Ole |
| Ethnologue Language Names | art-330 | Oleh |
| Ethnologue Language Names | art-330 | Olomoro |
| Ethnologue Language Names | art-330 | Owe |
| Ethnologue Language Names | art-330 | Owhe |
| Ethnologue Language Names | art-330 | Oyede |
| Ethnologue Language Names | art-330 | Ozoro |
| Ethnologue Language Names | art-330 | Sobo |
| Ethnologue Language Names | art-330 | Ume |
| Ethnologue Language Names | art-330 | Unogboko |
| Ethnologue Language Names | art-330 | Uti |
| Ethnologue Language Names | art-330 | Uzere |
| English | eng-000 | Isoko |
