| Post Office | Grand Forks |
| Division | Grand Forks |
| Pincode | 58201 |
| Post Office | Grand Forks |
| Division | Grand Forks |
| Pincode | 58203 |
| Post Office | Grand Forks Afb |
| Division | Grand Forks |
| Pincode | 58204 |
| Post Office | Larimore |
| Division | Grand Forks |
| Pincode | 58251 |
| Post Office | Thompson |
| Division | Grand Forks |
| Pincode | 58278 |
| Post Office | Grand Forks |
| Division | Grand Forks |
| Pincode | 58202 |