| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Dairi | 800-0025 |
| 2 | Shinmoji | 800-0114 |
| 3 | Sone | 800-0217 |
| 4 | Kuzuharayugawa | 800-0257 |
| 5 | Mojiko | 801-0863 |
| 6 | Kokura | 802-0003 |
| 7 | Kurobaru | 802-0044 |
| 8 | Kita Gata | 802-0802 |
| 9 | Itozu | 803-0846 |
| 10 | Nakabaru | 804-0011 |
| 11 | Tenraiji | 804-0042 |
| 12 | Aso | 804-0083 |
| 13 | Edamitsu | 805-0008 |
| 14 | Aroda | 805-0015 |
| 15 | Chuo Machi | 805-0019 |
| 16 | Okura | 805-0048 |
| 17 | Maeda | 805-0067 |
| 18 | Kurosaki | 806-0021 |
| 19 | Aioi | 806-0044 |
| 20 | Ano | 806-0049 |
| 21 | Machikojiyaku | 807-0073 |
| 22 | Honjiyo | 807-0803 |
| 23 | Norimatsu | 807-0831 |
| 24 | Sangamori | 807-0843 |
| 25 | Katsuki | 807-1103 |