| Locality | Postal Code |
|---|---|
| Akasakimachi (諫早市) | 854-0032 |
| Aobadai (諫早市) | 854-0068 |
| Asahimachi (諫早市) | 854-0027 |
| Azukisakimachi (諫早市) | 859-0311 |
| Chuokantaku (諫早市) | 854-0038 |
| Dozakimachi (諫早市) | 854-0076 |
| Eidamachi (諫早市) | 854-0081 |
| Eishohigashimachi (諫早市) | 854-0071 |
| Eishomachi (諫早市) | 854-0072 |
| Fukudamachi (諫早市) | 854-0001 |
| Funakoshimachi (諫早市) | 854-0041 |
| Hajinomachi (諫早市) | 854-0056 |
| Haraguchimachi (諫早市) | 854-0046 |
| Hattemmachi (諫早市) | 854-0011 |
| Hayamimachi (諫早市) | 854-0125 |
| Higashihommachi (諫早市) | 854-0026 |
| Higashikojimachi (諫早市) | 854-0014 |
| Hinodemachi (諫早市) | 854-0002 |
| Hirayamamachi (諫早市) | 854-0057 |
| Hommachi (諫早市) | 854-0012 |
| Hommyomachi (諫早市) | 854-0094 |
| Horinochimachi (諫早市) | 854-0086 |
| Iimoricho Hiraki (諫早市) | 854-1112 |
| Iimoricho Hirakoba (諫早市) | 854-1111 |
| Iimoricho Ikeshimo (諫早市) | 854-1125 |
| Iimoricho Kawashimo (諫早市) | 854-1124 |