| ISO 639-3 | art-001 |
| cao | |
| ISO 639-3 Reference Names | art-289 | Chácobo |
| ISO 639-3 Print Names | art-290 | Chácobo |
| ISO 639-3 Inverted Names | art-291 | Chácobo |
| Ethnologue Primary Language Names | art-323 | Chácobo |
| Glottolog Languoid Names | art-326 | Chácobo |
| Glottocode | art-327 | chac1251 |
| Glottolog Primary Key | art-328 | 43602 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1952 |
| Ethnologue Language Names | art-330 | Chácobo |
| Ethnologue Language Names | art-330 | Chákobo |
| English | eng-000 | Chácobo |
| français | fra-000 | chácobo |
| español | spa-000 | chácobo |