List of All Postal Codes in Ikusaka | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 399-7200 | Ikanikeisaiganaibaai | Nagano Prefecture |
| 399-7201 | Ikusakamuranotsuginibanchigakurubaa | Nagano Prefecture |
| 399-7202 | Kitarikugo | Nagano Prefecture |
| 399-7311 | Higashihirotsu | Nagano Prefecture |