| Locality | Post Code |
|---|---|
| Aneta, Griggs | 58212 |
| Binford, Griggs | 58416 |
| Cooperstown, Griggs | 58425 |
| Hannaford, Griggs | 58448 |
| Jessie, Griggs | 58452 |
| Karnak, Griggs | 58448 |
| Kingsley, Griggs | 58416 |
| Revere, Griggs | 58448 |
| Shepard, Griggs | 58425 |
| Sutton, Griggs | 58484 |
| Walum, Griggs | 58448 |