| ISO 639-3 | art-001 |
| cup | |
| ISO 639-3 Reference Names | art-289 | Cupeño |
| ISO 639-3 Print Names | art-290 | Cupeño |
| ISO 639-3 Inverted Names | art-291 | Cupeño |
| Ethnologue Primary Language Names | art-323 | Cupeño |
| Glottolog Languoid Names | art-326 | Cupeño |
| Glottocode | art-327 | cupe1243 |
| Glottolog Primary Key | art-328 | 34721 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 868 |
| Ethnologue Language Names | art-330 | Cupeño |
| Cupeño | cup-000 | Kuupangaxwichem |
| English | eng-000 | Cupeño |
| français | fra-000 | cupeno |
| español | spa-000 | cupeño |