3,790 (2000 INALI). 30 monolinguals.
Oaxaca, Puebla border area, Santiago Chazumba; Oaxaca, San Pedro y San Pablo Tequixtepec; Puebla, Zapotitlán, Santa Gertrudis Cosoltepec, Petlalcingo, and Totoltepec de Guerrero villages.
75% scattered over a large area; most villages fewer than 15% can speak Mixtec. A large percentage of each village shifted to Spanish [spa]. Mainly older adults.