1,070 (2000 INALI). 280 monolinguals (1990).
Puebla, south of Puebla City, halfway to Oaxaca border, Santa Catarina Tlaltemplan.
23% intelligibility of Chazumba [mit] (Southern Puebla most similar). An island of Mixtec surrounded by Popoloca and Nahuatl varieties. Low intelligibility with all Mixtec; very different.
Most also use Spanish [spa].