| Place | Post Code |
|---|---|
| 赤浜 (Akahama, Iwate) | 028-1102 |
| 安渡 (Ando, Iwate) | 028-1105 |
| 本町 (Honcho, Iwate) | 028-1116 |
| 上町 (Kamicho, Iwate) | 028-1115 |
| 金沢 (Kanezawa, Iwate) | 028-1133 |
| 吉里吉里 (Kirikiri, Iwate) | 028-1101 |
| 小鎚 (Kozuchi, Iwate) | 028-1121 |
| 港町 (Minatomachi, Iwate) | 028-1103 |
| 大ケ口 (Ogakuchi, Iwate) | 028-1132 |
| 大町 (Omachi, Iwate) | 028-1112 |
| その他 (Others, Iwate) | 028-1100 |
| 大槌 (Otsuchi, Iwate) | 028-1131 |
| 栄町 (Sakaecho, Iwate) | 028-1114 |
| 桜木町 (Sakuragicho, Iwate) | 028-1122 |
| 新港町 (Shimminatomachi, Iwate) | 028-1104 |
| 新町 (Shincho, Iwate) | 028-1111 |
| 末広町 (Suehirocho, Iwate) | 028-1117 |
| 須賀町 (Sukacho, Iwate) | 028-1113 |
| Postal Codes in Kamihei | |
|---|---|
| Otsuchi (大槌町) | |