| Locality | Post Code |
|---|---|
| Nakakuro (岩出市) | 649-6248 |
| Negoro (岩出市) | 649-6202 |
| Nishianjo (岩出市) | 649-6255 |
| Nishikokubu (岩出市) | 649-6213 |
| Nishino (岩出市) | 649-6235 |
| Nojono (岩出市) | 649-6216 |
| Okada (岩出市) | 649-6222 |
| Omachi (岩出市) | 649-6228 |
| Oshigawa (岩出市) | 649-6201 |
| Others (岩出市) | 649-6200 |
| Sakaidani (岩出市) | 649-6251 |
| Sakuradai (岩出市) | 649-6203 |
| Shimizu (岩出市) | 649-6227 |
| Shindenhiroshiba (岩出市) | 649-6212 |
| Soya (岩出市) | 649-6236 |
| Takase (岩出市) | 649-6234 |
| Takatsuka (岩出市) | 649-6223 |
| Yama (岩出市) | 649-6258 |
| Yamada (岩出市) | 649-6217 |
| Yamasaki (岩出市) | 649-6224 |
| Yoshida (岩出市) | 649-6246 |
| Yukubo (岩出市) | 649-6248 |