| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Mayfield, Ashburton | 7771, 7775, 7778 |
| Postal/ZIP Codes in Methven, Ashburton | 7730, 7776, 7782 |
| Postal/ZIP Codes in Mitcham, Ashburton | 7772, 7782, 7784 |
| Postal/ZIP Codes in Montalto, Ashburton | 7778 |
| Postal/ZIP Codes in Mount Hutt, Ashburton | 7782 |
| Postal/ZIP Codes in Mount Somers, Ashburton | 7771 |
| Postal/ZIP Codes in Newland, Ashburton | 7772, 7777 |
| Postal/ZIP Codes in Pendarves, Ashburton | 7777 |
| Postal/ZIP Codes in Pudding Hill, Ashburton | 7782 |
| Postal/ZIP Codes in Rakaia, Ashburton | 7710, 7772, 7781, 7784 |
| Postal/ZIP Codes in Ruapuna, Ashburton | 7775, 7778 |
| Postal/ZIP Codes in Staveley, Ashburton | 7771 |
| Postal/ZIP Codes in Surrey Hills, Ashburton | 7778 |
| Postal/ZIP Codes in Valetta, Ashburton | 7771, 7776, 7778 |
| Postal/ZIP Codes in Wakanui, Ashburton | 7777 |
| Postal/ZIP Codes in Westerfield, Ashburton | 7771, 7775, 7778 |
| Postal/ZIP Codes in Willowby, Ashburton | 7773, 7774, 7775 |
| Postal/ZIP Codes in Winchmore, Ashburton | 7772, 7776 |
| Postal/ZIP Codes in Winslow, Ashburton | 7775, 7778 |