| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 1500 | |
| ISO 639-3 | art-001 | nhk |
| Glottolog Languoid Names | art-326 | Isthmus-Cosoleacaque Nahuatl |
| Glottocode | art-327 | isth1240 |
| Glottolog Primary Key | art-328 | 34624 |
| English | eng-000 | Tabasco Náhuatl |
| français | fra-000 | náhuatl de Tabasco |
| español | spa-000 | nahua de Tabasco |