Cities
- Abercorn QC
- Aberfoyle ON
- Abingdon ON
- Acadie Siding NB
- Acadieville NB
- Achill ON
- Actinolite ON
- Acton ON
- Acton Vale QC
- Actons Corners ON
- Adamsville ON
- Adamsville QC
- Addington Highlands ON
- Adjala-Tosorontio ON
- Adolphustown ON
- Adstock QC
- Advocate Harbour NS
- Ahmic Lake ON
- Ailsa Craig ON
- Airlie ON
- Airy ON
- Ajax ON
- Akwesasne QC
- Alban ON
- Albert ON
- Albury ON
- Alcona Beach ON
- Alcona ON
- Alderdale ON
- Alderslea ON
- Alderville ON
- Aldred s Beach ON
- Alexandria ON
- Alexandria Point ON
- Alfred And Plantagenet ON
- Alfred ON
- Algonquin Highlands ON
- Algonquin ON
- Algonquin Park ON
- Alice ON
- Allainville NB
- Allan Mills ON
- Allan ON
- Allan Park ON
- Allan Water ON
- Allenford ON
- Allensville ON
- Allenwood Beach ON
- Allenwood ON
- Allimill ON
- Allisonville ON
- Alliston ON
- Allsaw ON
- Alma ON
- Almonte ON
- Alnwick Parish NB
- Alnwick-Haldimand ON
- Alpine Village ON
- Alport ON
- Alsace ON
- Alsfeldt ON
- Alsops Beach ON
- Alvanley ON
- Alvinston Independent ON
- Alvinston ON
- Amaranth ON
- Amberley ON
- Ambleside ON
- Ameliasburg ON
- Ameliasburgh ON
- Amherst Island ON
- Amherst QC
- Amigo Beach ON
- Amulree ON
- Amyot ON
- Ancaster ON
- Anchor Point NL
- Anchorage Bay ON
- Ancona Point ON
- Andover NB
- Andrewsville ON
- Ange-Gardien Monteregie QC
- Angus ON
- Annable Settlement ON
- Annan ON
- Annapolis Royal NS
- Ansnorveldt ON
- Anson ON
- Anstruther Lake ON
- Anten Mills ON
- Antioch ON
- Antrim ON
- Apex NU
- Appin ON
- Apple Hill ON
- Applewood Heights ON
- Apsley ON
- Apto ON
- Arbeatha Park ON
- Arbeau Settlement NB