Bontoc (Mountain Province)
- Living near the banks of Chico River and known as the peaceful farmers. Headhunting and tattoos are their finest art. Bontoc has three types of tattoos: chak-lag’, tattooed on the chest of the head taker, pong-o’, in the arms of men and women; and fa’-tek, all other tattoos of both sexes, but women are allowed only to have tattoos on the arms. They have this Supreme Being which they called “Lumawig”, who signifies the forces of nature.
Kalinga (Kalinga Province)
- They occupy the drainage areas of the middle Chico River. Kalinga and Limus are the two languages they speak. They practice wet and dry rice farming and developed an institution of peace pacts called “Botong” which has minimized warfare and headhunting. The Kalinga people are divided into Southern and Northern groups; and is latter considered the most heavily-ornamented people of the Northern Philippines.
Isneg (Northern Apayao)
- They came with different names, the Apayao, Isnag or Dibagat-Kabugao-Itneg. Located in the banks of Apayao River. Like most erstwhile headhunters, they are slash-and-burn farmers who have recently under the influence of their neighbors which begun to practice wet-rice agriculture. Their tribes is known for the fine construction of their houses. The language they have is Isnag.
Kankana-ey (Western Mountain Province, Southeastern Ilocos Sur, Benguet)
- Identified also as Sagada or Besao Igorot and Aplai. The language they had is called Kankana-ey. Two famous institutions of the Kankana-ey, dap-ay, referring to men’s dormitory and civic center, while the other ebgan, associates to girls dormitory where courtship between men and women happens.
Ibaloi (Southern Benguet)
- They are also available as Ibaloy or Nabaloi. This people were traditionally an agrarian society (agriculture and rice to be specific). Their language is Malayo-Polynesian branch of Austronesian Language family which is closely related to Pangasinan language.