11 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Tioga | Williams County | 2,168 |
| Thompson | Grand Forks County | 1,089 |
| Trenton | Williams County | 719 |
| Turtle Lake | McLean County | 530 |
| Towner | McHenry County | 448 |
| Tower City | Cass County | 278 |
| Taylor | Stark County | 227 |
| Tappen | Kidder County | 212 |
| Tolna | Nelson County | 133 |
| Tuttle | Kidder County | 57 |
| Tolley | Renville County | 43 |