| English | eng-000 |
| Kelo | |
| ISO 639-3 | art-001 | xel |
| ISO 639-3 Inverted Names | art-291 | Kelo |
| Glottolog Languoid Names | art-326 | Kelo |
| Glottocode | art-327 | kelo1246 |
| Glottolog Primary Key | art-328 | 34185 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1732 |
| français | fra-000 | kelo |
| español | spa-000 | kelo |