D
- (Province of Cagayan) Dacal-Lafugu
- (Province of Cagayan) Dacal
- (Province of Isabela) Dabubu Pequeño
- (Province of Cagayan) Dabganob
- (Province of Isabela) Dabburab Punta
- (Province of Isabela) Dabburab
- (Province of Cagayan) Dabbac Grande
- (Province of Isabela) Dibewan
- (Province of Isabela) Dioanga
- (Province of Isabela) Dimulid
- (Province of Isabela) Dimatog
- (Province of Isabela) Dicocotan
- (Province of Isabela) Dipaguiden
- (Province of Isabela) Ditubong
- (Province of Isabela) Dimalicu-licu
- (Province of Isabela) Dibungco
- (Province of Isabela) Dideyagen
- (Province of Isabela) Dialomanay
- (Province of Isabela) Dicabetwel
- (Province of Isabela) Dicatian
- (Province of Isabela) Dilakit
- (Province of Isabela) Dimapula
- (Province of Isabela) Dicambangan
- (Province of Isabela) Dipudo
- (Province of Isabela) Dibulos
- (Province of Isabela) Ditarum
- (Province of Isabela) Daragutan East
- (Province of Isabela) Daragutan West
- (Province of Isabela) Del Pilar
- (Province of Isabela) Dinuman