| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Shiromaru (宮若市) | 823-0016 |
| Postal/ZIP Codes in Taira (宮若市) | 822-0141 |
| Postal/ZIP Codes in Takano (宮若市) | 822-0143 |
| Postal/ZIP Codes in Takehara (宮若市) | 822-0142 |
| Postal/ZIP Codes in Tsuruda (宮若市) | 823-0002 |
| Postal/ZIP Codes in Wakita (宮若市) | 822-0133 |
| Postal/ZIP Codes in Yamaguchi (宮若市) | 822-0153 |
| Postal/ZIP Codes in Yubaru (宮若市) | 822-0121 |