| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Toshima-cho | 101-0031 |
| 2 | Higashi Nihon Bashi | 103-0004 |
| 3 | Negishi | 110-0003 |
| 4 | Ueno | 110-0005 |
| 5 | Nishi Machi | 110-0015 |
| 6 | Honten | 110-0016 |
| 7 | Senzoku | 111-0031 |
| 8 | Asakusa | 111-0032 |
| 9 | Asakusakaminarimon | 111-0032 |
| 10 | Katsupabashi | 111-0036 |
| 11 | Kotobuki | 111-0042 |
| 12 | Asakusabashi | 111-0053 |
| 13 | Ko Ishikawa | 112-0003 |
| 14 | Shinmei | 113-0021 |
| 15 | Nezu | 113-0022 |
| 16 | Yushima | 113-0034 |
| 17 | Nishi Sugamo | 114-0023 |
| 18 | Arakawa | 116-0001 |
| 19 | Higashi Ogu | 116-0002 |
| 20 | Nishio Gu | 116-0011 |
| 21 | Rokugatsu | 121-0814 |
| 22 | Nishi Arai | 123-0841 |
| 23 | Adachi | 123-0852 |
| 24 | Kohoku | 123-0872 |
| 25 | Horikiri | 124-0006 |