7 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Franklin | Merrimack County | 8,840 |
| Farmington | Strafford County | 6,784 |
| Fremont | Rockingham County | 4,943 |
| Fitzwilliam | Cheshire County | 2,515 |
| Freedom | Carroll County | 1,706 |
| Francestown | Hillsborough County | 1,650 |
| Franconia | Grafton County | 1,152 |