426,000 in Russian Federation (2010 census). Ethnic population: 503,000 (2010 census). Total users in all countries: 427,800.
Dagestan Republic, north and east plain.
Khasavyurt, Buinaksk, Khaitag, Podgorniy, Terek. Dialects quite divergent.
Also use Russian [rus].
Cyrillic script [Cyrl].
Different from Kumux dialect of Lak [lbe]. Muslim.