| Locality | Post Code |
|---|---|
| Tapui, Waitaki | 9491 |
| Teschemakers, Waitaki | 9492 |
| The Dasher, Waitaki | 9492 |
| Tokarahi, Waitaki | 9491 |
| Totara, Waitaki | 9492, 9495 |
| Totara Peak, Waitaki | 7999 |
| Twizel, Waitaki | 9412 |
| Waianakarua, Waitaki | 9495 |
| Waihemo, Waitaki | 9483 |
| Waikaura, Waitaki | 9494 |
| Waitaki Bridge, Waitaki | 9492, 9493 |
| Waynes, Waitaki | 9483 |
| Whitstone, Waitaki | 9491, 9495 |
| Windsor, Waitaki | 9491, 9492 |
| Windsor Park, Waitaki | 9491, 9492 |
| Otago Postal Codes | |
|---|---|
| Waitaki | Queenstown-Lakes |
| Dunedin | Clutha |
| Central Otago | |