| ISO 639-3 | art-001 |
| ure | |
| ISO 639-3 Reference Names | art-289 | Uru |
| ISO 639-3 Print Names | art-290 | Uru |
| ISO 639-3 Inverted Names | art-291 | Uru |
| Ethnologue Primary Language Names | art-323 | Uru |
| Glottolog Languoid Names | art-326 | Uru |
| Glottocode | art-327 | uruu1244 |
| Glottolog Primary Key | art-328 | 36043 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 661 |
| Ethnologue Language Names | art-330 | Iru-Itu |
| Ethnologue Language Names | art-330 | Morato |
| Ethnologue Language Names | art-330 | Muratu |
| Ethnologue Language Names | art-330 | Uru |
| English | eng-000 | Uru |
| français | fra-000 | uru |
| español | spa-000 | uru |