| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Nagano, Nagano (長野) | 399-5503 |
| Postal/ZIP Codes in Nojiri, Nagano (野尻) | 399-5504 |
| Postal/ZIP Codes in Others, Nagano (その他) | 399-5500 |
| Postal/ZIP Codes in Suhara, Nagano (須原) | 399-5502 |
| Postal/ZIP Codes in Tono, Nagano (殿) | 399-5501 |