| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Higashi Yamagata | 990-0021 |
| 2 | Higashi Hara | 990-0034 |
| 3 | Mitsukamachi | 990-0036 |
| 4 | Yamagata Ekimae | 990-0038 |
| 5 | Miyamachi | 990-0057 |
| 6 | Suzukawa | 990-0065 |
| 7 | Hanadate | 990-0067 |
| 8 | Mamigasaki | 990-0810 |
| 9 | Nishi Ta | 990-0831 |
| 10 | Jinba | 990-0881 |
| 11 | Daigakubiyoinmae | 990-2331 |
| 12 | Kotobuki-cho | 990-2414 |
| 13 | Higashi Aota | 990-2423 |
| 14 | Minami Yonban-cho | 990-2444 |
| 15 | Minami Date | 990-2461 |
| 16 | Sagae Chuo | 991-0021 |
| 17 | Kanaike | 992-0012 |
| 18 | Yonezawaekimae | 992-0026 |
| 19 | Yonezawa Minami | 992-0037 |
| 20 | Yonezawa | 992-0039 |
| 21 | Yonezaw Akita | 992-0045 |
| 22 | Yonezawa Nishi | 992-0052 |
| 23 | Miyauchi | 992-0472 |
| 24 | Nagai | 993-0084 |
| 25 | Kunomoto | 994-0016 |