Northern LuzonSubgroup of 54 languagesAncestorsAustronesian 1256Malayo-Polynesian 1234Northern LuzonDescendants Arta 1 Ilocano 1 Meso-Cordilleran 35 Alta 2 South-Central Cordilleran 33 Central Cordilleran 26 Isinai 1 North Central Cordilleran 25 Kalinga-Itneg 13 Itneg 5 Kalinga 8 Nuclear Cordilleran 12 Balangaw 1 Bontok-Kankanay 7 Bontok 5 Kankanay 2 Ifugaw 4 Southern Cordilleran 7 Ilongot 1 West Southern Cordilleran 6 Nuclear Southern Cordilleran 5 Ibaloy 2 Kallahan 2 Karaw 1 Northern Cordilleran 17 Cagayan Valley 11 Ibanagic 9 Gaddangic 3 Isnag 2 Northeastern Luzon 6 Northern 4