| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 645 | |
| ISO 639-3 | art-001 | pij |
| Glottolog Languoid Names | art-326 | Pijao |
| Glottocode | art-327 | pija1235 |
| Glottolog Primary Key | art-328 | 36108 |
| English | eng-000 | Pijao |
| français | fra-000 | pijao |
| español | spa-000 | pijao |