© 2025 - New Zealand Postcodes
| Postal code - Places |
| 4188 - Kotemaori Rural |
| 4198 - Nuhaka Rural |
| 4189 - Raupunga Rural |
| 4108 - Wairoa |
| 4191 - Wairoa Rural |
| 4193 - Wairoa Rural |
| 4195 - Wairoa Rural |
| 4196 - Wairoa Rural |
| 4197 - Wairoa Rural |
| Postal code - Business & administrative |
|
4163 - Frasertown PO Boxes 1 - 120 4165 - Nuhaka PO Boxes 1 - 120 4160 - Wairoa PO Boxes 1 - 519 |