A
- (Province of Palawan) Alligator Island
- (Occidental Mindoro) Anayasan
- (Province of Romblon) Azagra
- (Oriental Mindoro) Ayon-Dao
- (Occidental Mindoro) Ayason
- (Province of Romblon) Aurora
- (Province of Marinduque) Aturan
- (Province of Marinduque) Atta Island
- (Oriental Mindoro) Aslom Island
- (Occidental Mindoro) Asabero
- (Occidental Mindoro) Arupay
- (Province of Palawan) Arrecife Island
- (Province of Palawan) Arrecife Island
- (Province of Palawan) Arrecife Island
- (Oriental Mindoro) Arrado
- (Province of Palawan) Arorunga Island
- (Province of Palawan) Arigara Island
- (Province of Marinduque) Argao
- (Province of Palawan) Arena Island
- (Province of Palawan) Arena Island
- (Province of Palawan) Aran
- (Province of Palawan) Apulit Island
- (Province of Palawan) Aporawan
- (Occidental Mindoro) Apo Island
- (Province of Palawan) Apo Island
- (Province of Palawan) Apo Island
- (Province of Palawan) Apo Island
- (Province of Palawan) Apo-Apurawan
- (Province of Palawan) Apis
- (Province of Palawan) Apiapi