| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Akasakicho (大船渡市) | 022-0007 |
| Postal/ZIP Codes in Hikoroichicho (大船渡市) | 022-0005 |
| Postal/ZIP Codes in Ikawacho (大船渡市) | 022-0004 |
| Postal/ZIP Codes in Massakicho (大船渡市) | 022-0001 |
| Postal/ZIP Codes in Ofunatocho (大船渡市) | 022-0002 |
| Postal/ZIP Codes in Others (大船渡市) | 022-0000 |
| Postal/ZIP Codes in Sakaricho (大船渡市) | 022-0003 |
| Postal/ZIP Codes in Sanrikucho Okirai (大船渡市) | 022-0101 |
| Postal/ZIP Codes in Sanrikucho Ryori (大船渡市) | 022-0211 |
| Postal/ZIP Codes in Sanrikucho Yoshihama (大船渡市) | 022-0102 |
| Postal/ZIP Codes in Takkoncho (大船渡市) | 022-0006 |