| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Higashihirotsu, Nagano (東広津) | 399-7311 |
| Postal/ZIP Codes in Ikusakamuranotsuginibanchigakurubaa, Nagano (生坂村の次に番地がくる場合) | 399-7201 |
| Postal/ZIP Codes in Kitarikugo, Nagano (北陸郷) | 399-7202 |
| Postal/ZIP Codes in Others, Nagano (その他) | 399-7200 |