| Locality | Postal Code |
|---|---|
| Okumamachi (嘉麻市) | 820-0302, 821-0002 |
| Onodani (嘉麻市) | 820-0314 |
| Others (嘉麻市) | 820-0200 |
| Sadatsuki (嘉麻市) | 820-0305 |
| Senzu (嘉麻市) | 820-0332 |
| Shiinoki (嘉麻市) | 820-0323 |
| Shimosui (嘉麻市) | 820-0504 |
| Shimoyamada (嘉麻市) | 821-0011 |
| Umami (嘉麻市) | 820-0321 |
| Urushio (嘉麻市) | 820-0201 |
| Ushikuma (嘉麻市) | 820-0301 |
| Yamano (嘉麻市) | 820-0202 |