A-Town
- Abu Dhabi
- Adelaide, South Australia
- Akron, Ohio
- Al Ain
- Alameda, California
- Albertslund
- Algonquin, Illinois
- Alice Springs, Northern Territory
- Allentown, Pennsylvania
- Almelo
- Alpha, New Jersey
- Alton, Illinois
- Amarillo, Texas
- Amberg
- Anacortes, Washington
- Anaheim, California
- Anchorage, Alaska
- Andernach
- Andong
- Angola, Indiana
- Ankara
- Annandale, Virginia
- Annapolis Royal, Nova Scotia
- Annweiler am Trifels
- Ansan
- Anseong
- Anthering
- Anthony, New Mexico
- Antwerp
- Anyang
- Appleton, Wisconsin
- Aranui
- Arlington, Massachusetts
- Arlington, Virginia
- Arnhem
- Arua
- Arusha
- Asan
- Aschaffenburg
- Ashburn, Virginia
- Ashby de la Zouch
- Ashland, Ohio
- Ashtonfield, New South Wales
- Asker
- Assebroek
- Assen
- Atherton, Queensland
- Atlanta
- Attleboro, Massachusetts
- Auckland
- Augsburg
- Augusta, Maine
- Augustdorf
- Aurora, Colorado
- Aurora, Ontario
- Austin, Texas
- Austintown, Ohio
- Avelgem
- Avesta (locality)
- Aßling