Tepehua languages
Tepehua is a language cluster of Mexico, spoken across a number of central Mexican states by the Tepehua people. Tepehua is a Mesoamerican language and shows many of the traits which define the Mesoamerican Linguistic Area. Along with some 62 other indigenous languages, it is recognized by a statutory law of Mexico as an official language in the Mexican Federal District and the other administrative divisions in which it is spoken and it is on an equal footing with Spanish.
| Language | ISO-Code | Where spoken | Number of speakers |
| Tepehua of Huehuetla | Northeastern Hidalgo, Huehuetla, and half the town of Mecapalapa in Puebla. | 3,000 | |
| Tepehua of Pisaflores | Around the town of Pisaflores, Veracruz | 4,000. | |
| Tepehua of Tlachichilco | Tlachichilco, Veracruz | 3,000. |
Huehuetla and Pisaflores are at best marginally intelligible, at 60–70% intelligibility. Tlachichilco has much lower intelligibility with the others, at 40% intelligibility or less.