| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 1865 | |
| ISO 639-3 | art-001 | pay |
| Glottolog Languoid Names | art-326 | Pech |
| Glottocode | art-327 | pech1241 |
| Glottolog Primary Key | art-328 | 24633 |
| English | eng-000 | Pech |
| français | fra-000 | pech |
| español | spa-000 | pechí |