Abaco Islands
Adams Island (Nunavut)
Adelaide Island
Admiralty Island
Adonara
Afognak
Ailsa Craig
Aiqqujat Islands
Air Force Island
Airartuuq Island
Aitutaki
Aiyohok Islands
Aka Island
Akdamar Island
Akimiski Island
Akpatok Island
Akreavenek Island
Akuglek Island
Akulagok Island
Akvitlak Islands
Alexander Island
Alexander Island (Nunavut)
Alfred Island
Algerine Island
Alikdjuak Island
Alligator Island
Alor Island
Amager
Amanu
Ambergris Caye
Ambon Island
Amrum