| Locality | Post Code |
|---|---|
| Edo (小美玉市) | 319-0122 |
| Hakari (小美玉市) | 319-0121 |
| Hananoi (小美玉市) | 319-0124 |
| Harihoshi (小美玉市) | 319-0133 |
| Hashibami (小美玉市) | 319-0101 |
| Hataya (小美玉市) | 311-3424 |
| Hatori (小美玉市) | 319-0123 |
| Hemuro (小美玉市) | 319-0132 |
| Higashitanaka (小美玉市) | 311-3437 |
| Hyakuri (小美玉市) | 311-3415 |
| Iisaki (小美玉市) | 311-3404 |
| Kamiai (小美玉市) | 311-3405 |
| Kamibaba (小美玉市) | 319-0115 |
| Kamitamari (小美玉市) | 311-3436 |
| Kamiyoshikage (小美玉市) | 311-3403 |
| Katakura (小美玉市) | 319-0106 |
| Kawado (小美玉市) | 311-3412 |
| Kawanago (小美玉市) | 311-3431 |
| Kobanawa (小美玉市) | 311-3425 |
| Koiwato (小美玉市) | 319-0107 |
| Kurakazu (小美玉市) | 311-3417 |
| Kurimatashika (小美玉市) | 311-3434 |
| Matsunochi (小美玉市) | 319-0108 |
| Miyata (小美玉市) | 311-3421 |
| Nakadai (小美玉市) | 319-0116 |
| Nakanobe (小美玉市) | 311-3422 |