G
- (Province of Isabela) Guayabal
- (Province of Isabela) Gabinab
- (Province of Cagayan) Gran Laja Islands
- (Province of Isabela) Gananva
- (Province of Cagayan) Gang-ngo
- (Province of Nueva Vizcaya) Ganib
- (Province of Cagayan) Garab
- (Province of Isabela) Garita
- (Province of Isabela) Garit Norte
- (Province of Isabela) Garit Sur
- (Province of Nueva Vizcaya) Gatilley
- (Province of Cagayan) Gattu
- (Province of Isabela) Gay Island
- (Province of Isabela) Gayong-Gayong Norte
- (Province of Nueva Vizcaya) Guableng
- (Province of Quirino) Governor Rapids
- (Province of Nueva Vizcaya) Goto
- (Province of Cagayan) Gosi
- (Province of Cagayan) Goran
- (Province of Nueva Vizcaya) Golon
- (Province of Nueva Vizcaya) Gioong
- (Province of Isabela) Gayong-Gayong Sur
- (Province of Isabela) Gayong
- (Province of Isabela) Gappal
- (Province of Cagayan) Gammad
- (Province of Isabela) Ganapi
- (Province of Cagayan) Guiddam
- (Province of Cagayan) Gadu
- (Province of Cagayan) Gattaran
- (Province of Cagayan) Gonzaga