| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Riri-akoya-cho | 990-0025 |
| 2 | Yamagata Minami | 990-0033 |
| 3 | Yamagata | 990-0043 |
| 4 | Kita Yamagata | 990-0052 |
| 5 | Suzukawa | 990-0066 |
| 6 | Riyuutsuusenta- | 990-0071 |
| 7 | Kita Machi | 990-0821 |
| 8 | Sakurada | 990-2323 |
| 9 | Jiyasuko Yamagata Minami | 990-2453 |
| 10 | Akanegaoka | 990-2481 |
| 11 | Sagae | 991-0031 |
| 12 | Yonezawa Chuo | 992-0012 |
| 13 | Iontaun-yonezawa | 992-0023 |
| 14 | Yonezawa | 992-0045 |
| 15 | Yonezawa Nishi | 992-0045 |
| 16 | Nagai | 993-0006 |
| 17 | Tendo Chuo | 994-0013 |
| 18 | Tendo | 994-0033 |
| 19 | Nagaoka | 994-0064 |
| 20 | Shinjo | 996-0073 |
| 21 | Shinjo Minami | 996-0073 |
| 22 | Kita | 997-0015 |
| 23 | Shinsaimachi | 997-0043 |
| 24 | Tsuruoka Nishi | 997-0046 |
| 25 | Tsuruoka Higashi | 997-0801 |