| Locality | Post Code |
|---|---|
| Nagatamachi (諫早市) | 859-0301 |
| Nakadamachi (諫早市) | 859-0313 |
| Nakadorimachi (諫早市) | 854-0124 |
| Nakaokimachi (諫早市) | 854-0021 |
| Nakaomachi (諫早市) | 854-0073 |
| Nishieidamachi (諫早市) | 854-0082 |
| Nishigomachi (諫早市) | 854-0044 |
| Nishikojimachi (諫早市) | 854-0015 |
| Nishizatomachi (諫早市) | 859-0312 |
| Nonakamachi (諫早市) | 854-0047 |
| Obamachi (諫早市) | 859-0315 |
| Obunakoshimachi (諫早市) | 854-0062 |
| Ochozumachi (諫早市) | 859-0314 |
| Ogawamachi (諫早市) | 854-0053 |
| Onojimamachi (諫早市) | 854-0031 |
| Onomachi (諫早市) | 854-0034 |
| Osakomachi (諫早市) | 854-0087 |
| Others (諫早市) | 854-0000 |
| Saiwaimachi (諫早市) | 854-0022 |
| Sakaemachi (諫早市) | 854-0013 |
| Saruzakimachi (諫早市) | 859-0305 |
| Shimmichimachi (諫早市) | 854-0045 |
| Shimoowatanomachi (諫早市) | 854-0096 |
| Shirahamamachi (諫早市) | 859-0304 |
| Shiraharamachi (諫早市) | 859-0306 |
| Shiraiwamachi (諫早市) | 854-0077 |