I
- (Province of Palawan) Inapupan Island
- (Occidental Mindoro) Inasakan
- (Province of Romblon) Incodbato
- (Province of Palawan) Inlulucut Island
- (Province of Marinduque) Ipil
- (Province of Palawan) Iraray
- (Province of Palawan) Isugod
- (Occidental Mindoro) Irirum
- (Province of Palawan) Irahuan
- (Province of Palawan) Ipilan