| Ethnologue Language Names | art-330 |
| Tlahuica | |
| ISO 639-3 | art-001 | ocu |
| Ethnologue Language Names | art-330 | Atzinteco |
| Ethnologue Language Names | art-330 | Matlatzinca, Atzingo |
| Ethnologue Language Names | art-330 | Ocuiltec |
| Ethnologue Language Names | art-330 | Ocuilteco |
| Ethnologue Language Names | art-330 | Tlahura |