| Locality | Post Code |
|---|---|
| Shimosaki (行橋市) | 824-0076 |
| Shimozukuma (行橋市) | 824-0062 |
| Sumazono (行橋市) | 824-0072 |
| Takaku (行橋市) | 824-0078 |
| Takarayama (行橋市) | 824-0048 |
| Takase (行橋市) | 824-0027 |
| Teranawate (行橋市) | 824-0042 |
| Tokunaga (行橋市) | 824-0071 |
| Tsujikaki (行橋市) | 824-0028 |
| Tsunematsu (行橋市) | 824-0074 |
| Tsuru (行橋市) | 824-0016 |
| Tsutsumi (行橋市) | 824-0047 |
| Yadomi (行橋市) | 824-0037 |
| Yayama (行橋市) | 824-0079 |
| Yoshikuni (行橋市) | 824-0066 |