- Apple Canyon Lake
- Apple River
- Apple River Island
- Applegate
- Appleton
- Aptakisic
- Arab Island
- Arbor Creek
- Arbor Gate
- Arbor Settlement
- Arbury Hills
- Arcadia
- Archer
- Archie
- Arcola
- Arenzville
- Argenta
- Argo Fay
- Argyle
- Arlington
- Arlington Heights
- Arlington Heights
- Armington
- Armstrong
- Arnold
- Arnold
- Aroma Park
- Arpee
- Arrow Ridge Mobile Home Park
- Arrowhead