List of All Postal Codes in Karuizawa | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 389-0100 | Ikanikeisaiganaibaai | Nagano Prefecture |
| 389-0101 | Togemachi | Nagano Prefecture |
| 389-0102 | Karuizawa(Oaza) | Nagano Prefecture |
| 389-0103 | Karuizawa(Sonota) | Nagano Prefecture |
| 389-0104 | Karuizawahigashi | Nagano Prefecture |
| 389-0111 | Nagakura | Nagano Prefecture |
| 389-0112 | Nakakaruizawa | Nagano Prefecture |
| 389-0113 | Hotchi | Nagano Prefecture |
| 389-0114 | Mozawa | Nagano Prefecture |
| 389-0115 | Oiwake | Nagano Prefecture |