- Acton Vale
- Adstock
- Agassiz
- Agincourt North
- Agincourt South-Malvern West
- Airdrie
- Aklavik
- Albanel
- Alberton
- Alcida
- Alcomdale
- Aldergrove
- Aldergrove East
- Alderwood
- Aldouane
- Alliston
- Altona
- Amherst
- Amherstburg
- Amherstburg
- Amigo Beach
- Amqui
- Ancaster
- Ange-Gardien
- Angus
- Anmore
- Annex
- Anse-Bleue
- Anten Mills
- Antigonish
- Apex Mountain Resort
- Arbutus Ridge
- Arelee
- Armstrong
- Arnprior
- Asbestos
- Ashcroft
- Ashton
- Assiniboia
- Athabasca
- Athens
- Atikokan
- Attawapiskat
- Aylmer
- Azilda
