| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Nishi Oita | 870-0002 |
| 2 | Funai-cho | 870-0021 |
| 3 | Nishi Jinmachi | 870-0035 |
| 4 | Nakashima | 870-0043 |
| 5 | Tsurusaki | 870-0101 |
| 6 | Sakanoichi | 870-0307 |
| 7 | Honten | 870-0822 |
| 8 | Takajiyo | 870-0916 |
| 9 | Higashi Oita | 870-0937 |
| 10 | Beppu | 874-0944 |
| 11 | Saiki | 876-0803 |
| 12 | Tomachidai | 876-0813 |
| 13 | Shin Yashiki | 876-0831 |
| 14 | Tsuruoka | 876-0835 |
| 15 | Tsukumi | 879-2441 |