| Locality | Postal Code |
|---|---|
| Chuo (宿毛市) | 788-0001 |
| Ekihigashimachi (宿毛市) | 788-0009 |
| Ekimaecho (宿毛市) | 788-0010 |
| Hagiwara (宿毛市) | 788-0005 |
| Hashikamichogenjuyabu (宿毛市) | 788-0049 |
| Hashikamichohashikami (宿毛市) | 788-0046 |
| Hashikamichohirano (宿毛市) | 788-0047 |
| Hashikamichoidei (宿毛市) | 788-0041 |
| Hashikamichokamiari (宿毛市) | 788-0044 |
| Hashikamichokusuyama (宿毛市) | 788-0042 |
| Hashikamichokyoho (宿毛市) | 788-0048 |
| Hashikamichookunaro (宿毛市) | 788-0045 |
| Hashikamichosakamoto (宿毛市) | 788-0043 |
| Hiratachohenai (宿毛市) | 788-0783 |
| Hiratachohigashidaira (宿毛市) | 788-0786 |
| Hiratachokurokawa (宿毛市) | 788-0781 |
| Hiratachonakayama (宿毛市) | 788-0782 |
| Ikeshima (宿毛市) | 788-0021 |
| Jiyugaoka (宿毛市) | 788-0026 |
| Kaba (宿毛市) | 788-0024 |
| Kaizuka (宿毛市) | 788-0031 |
| Katashima (宿毛市) | 788-0013 |
| Kobukaura (宿毛市) | 788-0033 |
| Konandai (宿毛市) | 788-0027 |
| Kozukushicho Fukura (宿毛市) | 788-0273 |
| Kozukushicho Ishihara (宿毛市) | 788-0272 |