- Ash Grove
- Ashantee
- Asharoken
- Ashford
- Ashford Hollow
- Ashfords Way
- Ashland
- Ashland
- Ashokan
- Ashville
- Ashwood
- Assembly Park
- Association Island
- Astoria
- Athens
- Athol
- Athol Springs
- Atkins Mobile Home Park
- Atlanta
- Atlantic Beach
- Atlantic Beach Estates
- Atlantic Terminal Houses
- Atlantique
- Atlantis Island
- Attica
- Attica Center
- Attlebury
- Atwaters
- Atwell
- Atwell Corners