A
- (Ae) Bow Summit
- Abbey
- Abbotsford A
- Acadia Forest Exp St
- Adair Lo
- Adams Creek Lo
- Addenbroke Island
- Agassiz Cda
- Agassiz Cs
- Aklavik A
- Alberni Robertson Creek
- Alberton
- Alberton
- Algar Lo
- Alliston
- Altawan
- Altona
- Amber Lo
- Amherstburg
- Andrew
- Angers
- Annapolis Royal
- Ansell Lo
- Appleton
- Arborg
- Arctic Bay Cs
- Armstrong (Aut)
- Aroostook
- Arthabaska
- Arundel
- Arviat A
- Assiniboia Airport
- Athabasca 1
- Athabasca 2
- Athabasca Lo
- Atikokan Marmion
- Atlin
- Atwater
- Aulavik National Park
- Aurora Lo
- Auteuil
