| ISO 639-3 | art-001 |
| usa | |
| ISO 639-3 Reference Names | art-289 | Usarufa |
| ISO 639-3 Print Names | art-290 | Usarufa |
| ISO 639-3 Inverted Names | art-291 | Usarufa |
| Ethnologue Primary Language Names | art-323 | Usarufa |
| Glottolog Languoid Names | art-326 | Usarufa |
| Glottocode | art-327 | usar1243 |
| Glottolog Primary Key | art-328 | 43417 |
| Ethnologue Language Names | art-330 | Usarufa |
| Ethnologue Language Names | art-330 | Usurufa |
| Ethnologue Language Names | art-330 | Uturupa |
| English | eng-000 | Usarufa |