| Locality | Postal Code |
|---|---|
| Reefton, Buller | 7077, 7392, 7830, 7895 |
| Seddonville, Buller | 7891 |
| Springs Junction, Buller | 7895 |
| Stockton, Buller | 7891 |
| Te Miko, Buller | 7871 |
| Totara Flat, Buller | 7871 |
| Upper Buller Gorge, Buller | 7895 |
| Virgin Flat, Buller | 7892 |
| Waimangaroa, Buller | 7891 |
| Waiuta, Buller | 7895 |
| Westport, Buller | 7825, 7891, 7892 |