Gubang tribe in Malibcong
Mabaka tribe in Malibcong and Lacub
Banao tribe in Malibcong and Daguioman
Binongan tribe in Lacub and Licuan-Baay
Adasen tribe in Lagayan, Lagangilang, San Juan, and Tineg
Agta in Barangay Marugnoy of Villaviciosa
Ammutan/Muyadan tribe in Barangays Catacdegan and Nuevo of Manabo
Balatok tribe in Barangays Amti, Kilong-olaw and Danak of Boliney
Belwang tribe in Barangay Dao-angan of Boliney and Baklingayan of Tubo
Inlaud tribe in Lagangilang, Peñarrubia, Bucay, Langiden, San Isidro, San Quintin, Danglas, and Barangay Lumaba, Villaviciosa
Maeng tribe in Luba, Tubo, Villaviciosa, and Barangays San Ramon and Ayyeng Manabo
Masadiit tribe in Sallapadan, Bucloc and Barangays of Bawiyan, and Dumagas of Boliney