| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Hokan-cho | 700-0026 |
| 2 | Mikado | 700-0042 |
| 3 | Honten | 700-0811 |
| 4 | Nakasange | 700-0821 |
| 5 | Okayama Kencho | 700-0824 |
| 6 | Okayama Ekimae | 700-0901 |
| 7 | Daiku | 700-0913 |
| 8 | Aoe | 700-0941 |
| 9 | Noda | 700-0971 |
| 10 | Niwase | 701-0151 |
| 11 | Okayama Riyuutsuusenta- | 701-0165 |
| 12 | Seno | 701-0206 |
| 13 | Tsudaka | 701-1145 |
| 14 | Kibitsu | 701-1341 |
| 15 | Takashima | 703-8205 |
| 16 | Riyuuso | 703-8233 |
| 17 | Haraoshima | 703-8256 |
| 18 | Hirai | 703-8265 |
| 19 | Sogenji | 703-8271 |
| 20 | Saidaiji | 704-8191 |