| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Shindaiku | 850-0015 |
| 2 | Nagasaki Chuo | 850-0032 |
| 3 | Honten | 850-0035 |
| 4 | Ora | 850-0916 |
| 5 | Koga | 851-0101 |
| 6 | Toishi | 851-0113 |
| 7 | Higashi Nagasaki | 851-0133 |
| 8 | Mogi | 851-0241 |
| 9 | Hiyoshi | 851-0254 |
| 10 | Sanwa-cho | 851-0407 |
| 11 | Nomozaki | 851-0503 |
| 12 | Teguma | 851-1135 |
| 13 | Shikimi | 851-1137 |
| 14 | Mie | 851-2204 |
| 15 | Shitsu | 851-2322 |
| 16 | Sotome | 851-2403 |
| 17 | Muramatsu | 851-3102 |
| 18 | Nagaura | 851-3212 |
| 19 | Katagami | 851-3213 |
| 20 | Nameshi | 852-8053 |
| 21 | Nishi Urakami | 852-8153 |