| ISO 639-3 | art-001 |
| arr | |
| ISO 639-3 Reference Names | art-289 | Karo (Brazil) |
| ISO 639-3 Print Names | art-290 | Karo (Brazil) |
| ISO 639-3 Inverted Names | art-291 | Karo (Brazil) |
| Ethnologue Primary Language Names | art-323 | Karo |
| Glottolog Languoid Names | art-326 | Karo (Brazil) |
| Glottocode | art-327 | karo1305 |
| Glottolog Primary Key | art-328 | 24345 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1617 |
| Ethnologue Language Names | art-330 | Arara |
| Ethnologue Language Names | art-330 | Arara-Karo |
| Ethnologue Language Names | art-330 | Arára |
| Ethnologue Language Names | art-330 | Arára de Rondonia |
| Ethnologue Language Names | art-330 | Arára do Jiparaná |
| Ethnologue Language Names | art-330 | Itanga |
| Ethnologue Language Names | art-330 | Itogapuc |
| Ethnologue Language Names | art-330 | Itogapúk |
| Ethnologue Language Names | art-330 | Karo |
| Ethnologue Language Names | art-330 | Ntogapid |
| Ethnologue Language Names | art-330 | Ntogapig |
| Ethnologue Language Names | art-330 | Ramarama |
| Ethnologue Language Names | art-330 | Uruku |
| Ethnologue Language Names | art-330 | Urukú |
| English | eng-000 | Karo |
| français | fra-000 | káro |
| русский | rus-000 | каро |
| español | spa-000 | karo |