- Airport Road
- Albin
- Alcova
- Antelope Hills
- Arrowhead Springs
- Arvada
- Atlantic City
- Afton
- Albany
- Alpine
- Alta
- Arapahoe
- Auburn
- Acme
- Adon
- Air Base Acres
- Aladdin
- Alcova Po
- Allendale
- Almy
- Alpine Junction
- Alpine Northeast
- Alpine Northwest
- Altamont
- Altvan
- Alva
- Ammon
- Antelope
- Antelope Valley
- Antelope Valley-Crestview