12 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Amherst | Hillsborough County | 11,960 |
| Atkinson | Rockingham County | 7,373 |
| Auburn | Rockingham County | 6,427 |
| Alton | Belknap County | 6,083 |
| Allenstown | Merrimack County | 4,779 |
| Antrim | Hillsborough County | 2,758 |
| Andover | Merrimack County | 2,486 |
| Alstead | Cheshire County | 1,955 |
| Ashland | Grafton County | 1,944 |
| Alexandria | Grafton County | 1,745 |
| Acworth | Sullivan County | 900 |
| Albany | Carroll County | 782 |