I
- (Province of Nueva Ecija) Imelda
- (Province of Nueva Ecija) Inanama
- (Province of Zambales) Ibaban
- (Province of Zambales) Ibalau
- (Province of Zambales) Inhobol
- (Province of Bataan) Ibaba
- (Province of Bulacan) Ilog-Bulo
- (Province of Bulacan) Ilog Bulog
- (Province of Tarlac) Itic
- (Province of Aurora) Ibuna
- (Province of Nueva Ecija) Imbunia
- (Province of Nueva Ecija) Irorolong
- (Province of Bulacan) Ilang-Ilang
- (Province of Bulacan) Igay
- (Province of Nueva Ecija) Imelda Valley
- (Province of Bataan) Ibaba
- (Province of Tarlac) Iloco
- (Province of Nueva Ecija) Inspector
- (Province of Nueva Ecija) Isla
- (Province of Bataan) Imelda
- (Province of Bulacan) Iba-Ibayo
- (Province of Aurora) Inipit
- (Province of Bulacan) Isla
- (Province of Bulacan) Ipo
- (Province of Aurora) Ipil
- (Province of Zambales) Insunay
- (Province of Bataan) Ingles
- (Province of Bulacan) Inaon
- (Province of Bulacan) Inalapid
- (Province of Bulacan) Inad