Asunción Nochixtlán (ah-soon-see-ON no-cheesh-TLAHN), town (1990 pop. 6,562), Oaxaca, S Mexico, on Inter-Amer. Highway 190, and 45 mi/72 km NW of Oaxaca de Juárez in the Mixteca Alta; 17°27'N 97°13'W. Elev. 6,726 ft/2,050 m. Agr. center (cereals, coffee, sugarcane, beans, fruit; goats). Sometimes called Nochistlán.