| Locality | Postal Code |
|---|---|
| Ashikaricho Ashimizo (小城市) | 849-0311 |
| Ashikaricho Dome (小城市) | 849-0316 |
| Ashikaricho Hamaedagawa (小城市) | 849-0315 |
| Ashikaricho Miozaki (小城市) | 849-0314 |
| Ashikaricho Nagata (小城市) | 849-0313 |
| Ashikaricho Shimokoga (小城市) | 849-0312 |
| Mikatsukicho Chokanda (小城市) | 845-0021 |
| Mikatsukicho Higuchi (小城市) | 845-0033 |
| Mikatsukicho Horie (小城市) | 845-0031 |
| Mikatsukicho Ishiki (小城市) | 845-0035 |
| Mikatsukicho Kanada (小城市) | 845-0032 |
| Mikatsukicho Koyanagihara (小城市) | 845-0034 |
| Mikatsukicho Kume (小城市) | 845-0022 |
| Mikatsukicho Michibe (小城市) | 845-0024 |
| Mikatsukicho Mikashima (小城市) | 845-0025 |
| Mikatsukicho Orishima (小城市) | 845-0023 |
| Ogimachi (小城市) | 845-0001 |
| Ogimachi Funada (小城市) | 845-0011 |
| Ogimachi Haruke (小城市) | 845-0014 |
| Ogimachi Hatakeda (小城市) | 845-0002 |
| Ogimachi Higashishimmachi (小城市) | 845-0005 |
| Ogimachi Ikenoe (小城市) | 845-0012 |
| Ogimachi Iwakura (小城市) | 845-0003 |
| Ogimachi Kurihara (小城市) | 845-0013 |
| Ogimachi Matsuo (小城市) | 845-0004 |
| Others (小城市) | 845-0000 |