| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Kojirakawa | 990-0021 |
| 2 | Yamagata Higashi | 990-0025 |
| 3 | Kenchodori | 990-0025 |
| 4 | Yamagata Ekimae | 990-0039 |
| 5 | Kasumi-cho | 990-0039 |
| 6 | Tokamachi | 990-0039 |
| 7 | Hon-cho | 990-0043 |
| 8 | Sakura-cho | 990-0045 |
| 9 | Nanokamachi | 990-0045 |
| 10 | Yamagata Kita | 990-0057 |
| 11 | Miyamachi | 990-0057 |
| 12 | Suzukawa | 990-0062 |
| 13 | Suzukawa Minami | 990-0062 |
| 14 | Riyuutsuusenta- | 990-0071 |
| 15 | Riyuutsuudanchi | 990-0071 |
| 16 | Kita | 990-0073 |
| 17 | Emata | 990-0813 |
| 18 | Yamagata Hinoki-cho | 990-0813 |
| 19 | Shimojiyo | 990-0832 |
| 20 | Shiro Nishi | 990-0832 |
| 21 | Yamagata Johoku | 990-0832 |
| 22 | Sakurada | 990-2323 |
| 23 | Higashi Aota | 990-2423 |
| 24 | Minami Date | 990-2461 |
| 25 | Nishi | 990-2482 |