| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 823 | |
| ISO 639-3 | art-001 | uma |
| ISO 639-3 | art-001 | waa |
| Glottolog Languoid Names | art-326 | Umatilla |
| Glottolog Languoid Names | art-326 | Walla Walla |
| Glottocode | art-327 | umat1237 |
| Glottocode | art-327 | wall1238 |
| Glottolog Primary Key | art-328 | 34488 |
| Glottolog Primary Key | art-328 | 34494 |
| English | eng-000 | Sahaptin |
| français | fra-000 | sahaptin |
| español | spa-000 | sahaptín |