| ISO 639-3 | art-001 |
| tnc | |
| ISO 639-3 Reference Names | art-289 | Tanimuca-Retuarã |
| ISO 639-3 Print Names | art-290 | Tanimuca-Retuarã |
| ISO 639-3 Inverted Names | art-291 | Tanimuca-Retuarã |
| Ethnologue Primary Language Names | art-323 | Tanimuca-Retuarã |
| Glottolog Languoid Names | art-326 | Tanimuca-Retuarã |
| Glottocode | art-327 | tani1257 |
| Glottolog Primary Key | art-328 | 34448 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2011 |
| Ethnologue Language Names | art-330 | Letuama |
| Ethnologue Language Names | art-330 | Letuhama |
| Ethnologue Language Names | art-330 | Ohañara |
| Ethnologue Language Names | art-330 | Opaima |
| Ethnologue Language Names | art-330 | Retuama |
| Ethnologue Language Names | art-330 | Retuarã |
| Ethnologue Language Names | art-330 | Tanimboka |
| Ethnologue Language Names | art-330 | Tanimuca |
| Ethnologue Language Names | art-330 | Tanimuca-Letuama |
| Ethnologue Language Names | art-330 | Tanimuca-Retuarã |
| Ethnologue Language Names | art-330 | Uairã |
| Ethnologue Language Names | art-330 | Ufaina |
| English | eng-000 | Tanimuca-Letuama |
| English | eng-000 | Tanimuca-Retuarã |
| français | fra-000 | tanimuca-letuama |
| español | spa-000 | tanimuca-retuarã |