14 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Farmington | Davis County | 26,567 |
| Farr West | Weber County | 8,193 |
| Fruit Heights | Davis County | 5,848 |
| Fillmore | Millard County | 2,709 |
| Francis | Summit County | 1,947 |
| Ferron | Emery County | 1,545 |
| Fairview | Sanpete County | 1,329 |
| Fountain Green | Sanpete County | 1,325 |
| Fielding | Box Elder County | 666 |
| Fort Duchesne | Uintah County | 411 |
| Fayette | Sanpete County | 269 |
| Fairfield | Utah County | 153 |
| Flaming Gorge | Daggett County | 86 |
| Fremont | Wayne County | 23 |