- Aberdeen
- Academy
- Agar
- Agency Village
- Ahnberg
- Ajax
- Akaska
- Albee
- Alcester
- Alexandria
- Allen
- Allison Crossing
- Alpena
- Alsen
- Alsville
- Altamont
- Alto
- American Island (historical)
- Ames
- Amherst
- Anderson Subdivision
- Andover
- Andys Acres
- Antelope
- Antelope Development Area
- Antelope Island
- Appleby
- Ardmore
- Argonne
- Argyle