| English | eng-000 |
| Southwestern Tepehuan | |
| ISO 639-3 | art-001 | tla |
| ISO 639-PanLex | art-274 | tla-000 |
| ISO 639-3 Inverted Names | art-291 | Tepehuan, Southwestern |
| Glottolog Languoid Names | art-326 | Southwestern Tepehuan |
| Glottocode | art-327 | sout2977 |
| Glottolog Primary Key | art-328 | 34677 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1483 |
| français | fra-000 | tepehuan sud-occidental |
| español | spa-000 | tepehuano suroccidental |