14 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Afton | Lincoln County | 2,307 |
| Arapahoe | Fremont County | 1,430 |
| Alpine | Lincoln County | 1,392 |
| Alta | Teton County | 696 |
| Alpine Northeast | Lincoln County | 366 |
| Alpine Northwest | Lincoln County | 281 |
| Auburn | Lincoln County | 280 |
| Albin | Laramie County | 160 |
| Alcova | Natrona County | 102 |
| Arrowhead Springs | Sweetwater County | 43 |
| Atlantic City | Fremont County | 31 |
| Albany | Albany County | 20 |
| Arlington | Albany County | 13 |
| Arvada | Sheridan County | 10 |