7 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Douglas | Converse County | 6,467 |
| Dubois | Fremont County | 1,030 |
| Dayton | Sheridan County | 835 |
| Diamondville | Lincoln County | 515 |
| Deaver | Big Horn County | 180 |
| Daniel | Sublette County | 148 |
| Dixon | Carbon County | 75 |