| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Sano (新宮市) | 647-0071 |
| Postal/ZIP Codes in Shimizumoto (新宮市) | 647-0033 |
| Postal/ZIP Codes in Shimmachi (新宮市) | 647-0019 |
| Postal/ZIP Codes in Shimoda (新宮市) | 647-0042 |
| Postal/ZIP Codes in Shimohommachi (新宮市) | 647-0011 |
| Postal/ZIP Codes in Shingu (新宮市) | 647-0081 |
| Postal/ZIP Codes in Takata (新宮市) | 647-1101 |
| Postal/ZIP Codes in Taniojicho (新宮市) | 647-0016 |
| Postal/ZIP Codes in Tazuharacho (新宮市) | 647-0031 |
| Postal/ZIP Codes in Ukijima (新宮市) | 647-0014 |
| Postal/ZIP Codes in Umamachi (新宮市) | 647-0008 |
| Postal/ZIP Codes in Yakushimachi (新宮市) | 647-0006 |
| Postal/ZIP Codes in Yokomachi (新宮市) | 647-0017 |