| ISO 639-3 Reference Names | art-289 | Olo |
| ISO 639-3 Print Names | art-290 | Olo |
| ISO 639-3 Inverted Names | art-291 | Olo |
| Ethnologue Primary Language Names | art-323 | Olo |
| Glottolog Languoid Names | art-326 | Olo |
| Glottocode | art-327 | oloo1241 |
| Glottolog Primary Key | art-328 | 24277 |
| Ethnologue Language Names | art-330 | North Olo |
| Ethnologue Language Names | art-330 | Olo |
| Ethnologue Language Names | art-330 | Orlei |
| Ethnologue Language Names | art-330 | Pay |
| Ethnologue Language Names | art-330 | Payi |
| Ethnologue Language Names | art-330 | South Olo |
| Ethnologue Language Names | art-330 | Wape |
| Ethnologue Language Names | art-330 | Wapi |
| English | eng-000 | Olo |
