| Locality | Post Code |
|---|---|
| Asane (気仙沼市) | 988-0623 |
| Ayoizuki (気仙沼市) | 988-0847 |
| Bentencho (気仙沼市) | 988-0036 |
| Dai (気仙沼市) | 988-0867 |
| Domeki (気仙沼市) | 988-0826 |
| Fukumicho (気仙沼市) | 988-0086 |
| Furumachi (気仙沼市) | 988-0077 |
| Hajikamiakedo (気仙沼市) | 988-0244 |
| Hajikami Hara (気仙沼市) | 988-0253 |
| Hajikami Iwaisaki (気仙沼市) | 988-0241 |
| Hajikami Magi (気仙沼市) | 988-0243 |
| Hajikami Mukaibara (気仙沼市) | 988-0256 |
| Hajikami Mukaida (気仙沼市) | 988-0255 |
| Hajikami Noda (気仙沼市) | 988-0254 |
| Hajikami Sakino (気仙沼市) | 988-0242 |
| Hajikami Semukai (気仙沼市) | 988-0246 |
| Hajikami Suginoshita (気仙沼市) | 988-0245 |
| Hajikami Uchida (気仙沼市) | 988-0251 |
| Hajikami Uchinuma (気仙沼市) | 988-0247 |
| Hajikami Ushirobara (気仙沼市) | 988-0252 |
| Hamacho (気仙沼市) | 988-0004 |
| Hamamiyama (気仙沼市) | 988-0015 |
| Higashihachimammae (気仙沼市) | 988-0811 |
| Higashiminatocho (気仙沼市) | 988-0001 |
| Higashinakasai (気仙沼市) | 988-0804 |
| Higashishinjo (気仙沼市) | 988-0066 |