| ISO 639-3 | art-001 |
| ulw | |
| ISO 639-3 Reference Names | art-289 | Ulwa |
| ISO 639-3 Print Names | art-290 | Ulwa |
| ISO 639-3 Inverted Names | art-291 | Ulwa |
| Ethnologue Primary Language Names | art-323 | Ulwa |
| Glottolog Languoid Names | art-326 | Ulwa |
| Glottocode | art-327 | ulwa1239 |
| Glottolog Primary Key | art-328 | 104508 |
| Ethnologue Language Names | art-330 | Ulwa |
| Ethnologue Language Names | art-330 | Ulúa |
| Ethnologue Language Names | art-330 | Woolwa |
| English | eng-000 | Ulwa |