| Locality | Post Code |
|---|---|
| Tsukiyama (石巻市) | 986-0857 |
| Udagawacho (石巻市) | 986-2113 |
| Wabuchi (石巻市) | 987-1102 |
| Wakaba (石巻市) | 986-0867 |
| Watanoha (石巻市) | 986-2135 |
| Watanohacho (石巻市) | 986-2121 |
| Yagawahama (石巻市) | 986-2402 |
| Yamashitacho (石巻市) | 986-0873 |
| Yoriisohama (石巻市) | 986-2404 |
| Yoshinocho (石巻市) | 986-0015 |
| Yoshiyamacho (石巻市) | 986-0837 |
| Ayumino (石巻市) | 986-0850 |
| Futago (石巻市) | 986-0133 |
| Nozomino (石巻市) | 986-0860 |