| ISO 639-3 | art-001 |
| nca | |
| ISO 639-3 Reference Names | art-289 | Iyo |
| ISO 639-3 Print Names | art-290 | Iyo |
| ISO 639-3 Inverted Names | art-291 | Iyo |
| Ethnologue Primary Language Names | art-323 | Iyo |
| Glottolog Languoid Names | art-326 | Iyo |
| Glottocode | art-327 | iyoo1238 |
| Glottolog Primary Key | art-328 | 43104 |
| Ethnologue Language Names | art-330 | Bure |
| Ethnologue Language Names | art-330 | Iyo |
| Ethnologue Language Names | art-330 | Nabu |
| Ethnologue Language Names | art-330 | Naho |
| Ethnologue Language Names | art-330 | Nahu |
| Ethnologue Language Names | art-330 | Ndo |
| English | eng-000 | Iyo |