A
- (Capital Regional District) Arden Islet
- (Regional District of Nanaimo) Amelia Island
- (Skeena-Queen Charlotte Regional District) Archibald Islands
- (Regional District of Alberni-Clayoquot) Arakun Islands
- (Skeena-Queen Charlotte Regional District) Appleby Island
- (Sunshine Coast Regional District) Anvil Island
- (Skeena-Queen Charlotte Regional District) Antle Islands
- (Skeena-Queen Charlotte Regional District) Anthony Island
- (Central Coast Regional District) Ann Island
- (Metro Vancouver Regional District) Anniedale
- (Skeena-Queen Charlotte Regional District) Annette Island
- (Central Coast Regional District) Anne Islands
- (Skeena-Queen Charlotte Regional District) Anian Island
- (Regional District of Mount Waddington) Angular Island
- (Skeena-Queen Charlotte Regional District) Anger Island
- (Regional District of Kitimat-Stikine) Anderson Islands
- (Central Coast Regional District) Anchor Islets
- (Regional District of Mount Waddington) Anchor Islands
- (Regional District of Mount Waddington) Anchorage Island
- (Regional District of Mount Waddington) Amyes Island
- (Metro Vancouver Regional District) Altamont
- (Regional District of Alberni-Clayoquot) Assits Island
- (Skeena-Queen Charlotte Regional District) Azimuth Island
- (Skeena-Queen Charlotte Regional District) Ayton Island
- (Skeena-Queen Charlotte Regional District) Avery Island
- (Regional District of Alberni-Clayoquot) Austin Island
- (Metro Vancouver Regional District) Austin Heights
- (Regional District of Mount Waddington) Atkinson Island
- (Central Coast Regional District) Athlone Island
- (Central Coast Regional District) Athabaskan Island