| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Kandatsu | 300-0016 |
| 2 | Tsuchiura | 300-0043 |
| 3 | Manabe | 300-0051 |
| 4 | Namiki | 300-0061 |
| 5 | Dejima | 300-0134 |
| 6 | Edosaki | 300-0504 |
| 7 | Tsuchiura Minami | 300-0817 |
| 8 | Arakawaoki Higashi | 300-0871 |
| 9 | Arakawaoki | 300-0874 |
| 10 | Ushiku | 300-1232 |
| 11 | Ushiku Higashi | 300-1234 |
| 12 | Ushiku Nishi | 300-1236 |
| 13 | Fujishiro | 300-1513 |
| 14 | Toride | 302-0023 |
| 15 | Moriya | 302-0105 |
| 16 | Tsukuba | 305-0032 |
| 17 | Yatabe | 305-0854 |
| 18 | Shimodate | 308-0041 |
| 19 | Iwase | 309-1215 |
| 20 | Tomobe | 309-1736 |
| 21 | Ekimae | 310-0015 |
| 22 | Nishi Hara | 310-0043 |
| 23 | Hakamatsuka | 310-0055 |
| 24 | Honten | 310-0803 |
| 25 | Shimoichi | 310-0815 |