- Adak
- Akhiok
- Akiachak
- Akiak
- Akutan
- Alakanuk
- Aagumchiidalix
- Aagyuuĝim Nuĝa
- Aalikam Tangii
- Aalus
- Aaron Island
- Abalone Island
- Abbess Island
- Abraham Islands
- Abraham Islet
- Abrejo Rocks
- Acorn Rock
- Ilha Adak
- Adak Station
- Adams Island
- Admiralty Island
- Ilha Admiralty
- Adugak Island
- Afognak
- Afognak Island
- Agatax
- Agattu Island
- Aghik Island
- Aghiyuk Island
- Agligadak Island