- Ashland Estates
- Aspen Acres
- Avalon
- Abington Green
- Acworth Beach
- Addison Heights
- Allatoona Bay
- Allatoona Ridge
- Arbor Forest
- Arden Lake
- Ash Manor
- Ashebrook
- Autumn Chase
- Antebellum North
- Antebellum Plateau
- Abba
- Arp
- Apple Valley
- Attica
- Autreyville
- Aikenton
- Alcovy Shores
- Aldreds
- Almira
- Arrow Head
- Atwell
- Avery Landing
- Arnco Mills
- Alcorns
- Alligood