L1 users: 19,600 (2007 census).
Cordillera Administrative Region: Mountain province, Bontoc municipality, Bontoc ili, Caluttit, Dalican, Guina-ang, Ma-init, Maligcong, Samoki, and Tocucan villages.
Also use English [eng], bilingually by the majority of older people. Also use Ilocano [ilo], especially in high school and college contexts among youth. The great majority of older people are also bilingual in it. Also use Tagalog [tgl], especially in high school and college when youth speak among themselves; fewer older people speak it. Used as L2 by Northern Bontok [rbk], Southwestern Bontok [vbk].
Latin script [Latn].