| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Hokan-cho | 700-0013 |
| 2 | Takayanagi | 700-0035 |
| 3 | Tsushima | 700-0085 |
| 4 | Hokaiin | 700-0808 |
| 5 | Tonda-cho | 700-0816 |
| 6 | Seikibashi | 700-0861 |
| 7 | Okayama Ekimae | 700-0901 |
| 8 | Daiku | 700-0904 |
| 9 | Higashi Furumatsu | 700-0923 |
| 10 | Omoto | 700-0927 |
| 11 | Okayama Minami | 700-0941 |
| 12 | Okayama Nishi | 700-0977 |
| 13 | Niwase | 701-0151 |
| 14 | Okayama Riyuutsuusenta- | 701-0165 |
| 15 | Seno | 701-0205 |
| 16 | Tsudaka | 701-1152 |
| 17 | Ichinomiya | 701-1211 |
| 18 | Inari | 701-1335 |
| 19 | Ashimori | 701-1463 |
| 20 | Fukuhama | 702-8035 |
| 21 | Konan | 702-8053 |
| 22 | Higashi Okayama | 703-8222 |
| 23 | Haraoshima | 703-8235 |
| 24 | Shimizu | 703-8243 |
| 25 | Hirai | 703-8265 |