© 2025 - New Zealand Postcodes
| Postal code - Business & administrative |
|
5142 - Silverstream PO Boxes 48001 - 48260 5143 - Trentham PO Boxes 47001 - 47180 5143 - Trentham PO Boxes 47901 - 47901 5140 - Upper Hutt PO Boxes 40000 - 40999 5140 - Upper Hutt PO Boxes 900 - 910 |