| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Nagano | |
| 2 | Wakatsuki | 381-0042 |
| 3 | Tanbajima | 381-2247 |
| 4 | Suzaka Minami | 382-0099 |
| 5 | Komoro | 384-0026 |
| 6 | Usuda | 384-0301 |
| 7 | Saku | 385-0051 |
| 8 | Ueda | 386-0012 |
| 9 | Shinonoi | 388-8006 |
| 10 | Kamiyamadatogura | 389-0821 |
| 11 | Motomachi | 390-0803 |
| 12 | Matsumoto Higashi | 390-0813 |
| 13 | Matsumoto Ekimae | 390-0815 |
| 14 | Takamiya | 390-0835 |
| 15 | Matsumoto Kita | 390-0871 |
| 16 | Daimiyo-cho | 390-0874 |
| 17 | Hata | 390-1401 |
| 18 | Chino | 391-0002 |
| 19 | Kamisuwa | 392-0026 |
| 20 | Okay Akita | 394-0002 |
| 21 | Okaya | 394-0028 |
| 22 | Iida | 395-0014 |
| 23 | Ina Higashi | 396-0010 |
| 24 | Ina | 396-0024 |
| 25 | Omachi | 398-0002 |