| Locality | Post Code |
|---|---|
| Alberton, Rainy River | L0R 1A0 |
| Atikokan, Rainy River | P0T 1C1, P0T 1C0, P0T … |
| Barwick, Rainy River | P0W 1A0, P0W 0A3 |
| Devlin, Rainy River | P0W |
| Emo, Rainy River | P0W |
| Fort Frances, Rainy River | P9A |
| Mine Centre, Rainy River | P0W 1H0 |
| Pinewood, Rainy River | P0W 1K0, P0W 0A4 |
| Rainy River, Rainy River | P0W 1L0, P0W 0A5 |
| Sleeman, Rainy River | P0W |
| Stratton, Rainy River | P0W |
| Watten Township, Rainy River | P9A 3M3 |