| français | fra-000 |
| ulithi | |
| ISO 639-3 | art-001 | uli |
| Glottolog Languoid Names | art-326 | Ulithian |
| Glottocode | art-327 | ulit1238 |
| Glottolog Primary Key | art-328 | 41371 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2349 |
| English | eng-000 | Ulithian |
| español | spa-000 | ulitiano |