| Locality | Postal Code |
|---|---|
| Kurogimachi Kurogi (八女市) | 834-1217 |
| Kurogimachi Kuwahara (八女市) | 834-1216 |
| Kurogimachi Obuchi (八女市) | 834-1202 |
| Kurogimachi Tamoto (八女市) | 834-1214 |
| Kurogimachi Tashiro (八女市) | 834-1205 |
| Kurogimachi Tsuchikubo (八女市) | 834-1211 |
| Kurogimachi Yubeta (八女市) | 834-1215 |
| Kurotsuchi (八女市) | 834-0002 |
| Maekoga (八女市) | 834-0054 |
| Miyano (八女市) | 834-0032 |
| Motomachi (八女市) | 834-0031 |
| Motomura (八女市) | 834-0063 |
| Muroka (八女市) | 834-0066 |
| Nagano (八女市) | 834-0011 |
| Noso (八女市) | 834-0004 |
| Odama (八女市) | 834-0041 |
| Ogomori (八女市) | 834-0013 |
| Ojima (八女市) | 834-0005 |
| Others (八女市) | 834-0000 |
| Sakaida (八女市) | 834-0042 |
| Shinjo (八女市) | 834-0052 |
| Tachibanamachi Harujima (八女市) | 834-0075 |
| Tachibanamachi Kamihebaru (八女市) | 834-0083 |
| Tachibanamachi Kanematsu (八女市) | 834-0082 |
| Tachibanamachi Kitayama (八女市) | 834-0085 |
| Tachibanamachi Shimohebaru (八女市) | 834-0073 |