- Anachlik Island
- Angun
- Arey Island
- Argo Island
- Akusha Island
- Alexander Archipelago
- Amelius Island
- Atsakirak Mound
- Admiralty Island
- Isla del Almirantazgo
- Althorp Rock
- Anthony Island
- Abalone Island
- Abbess Island
- Abrejo Rocks
- Aikens Rock
- Alargate Rocks
- Alberto Islands
- Almguist Rock
- Anchor Island
- Anguilla Island
- Animas Island
- Annette Island
- Arboles Island
- Arcada Rock
- Arrecife Islands
- Aston Island
- Aleutski Island
- Alice Island
- Andersen Island