B
- (Province of Isabela) Barucboc Norte
- (Province of Isabela) Bulu
- (Province of Cagayan) Bitag Grande
- (Province of Cagayan) Bagumbayan
- (Province of Nueva Vizcaya) Bintawan
- (Province of Nueva Vizcaya) Bone South
- (Province of Isabela) Batal
- (Province of Cagayan) Bauan
- (Province of Nueva Vizcaya) Baggabag B