List of All Postal Codes in Yamanouchi | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 381-0400 | Ikanikeisaiganaibaai | Nagano Prefecture |
| 381-0401 | Hirao | Nagano Prefecture |
| 381-0402 | Sano | Nagano Prefecture |
| 381-0403 | Samusawa | Nagano Prefecture |
| 381-0404 | Togari | Nagano Prefecture |
| 381-0405 | Yomase | Nagano Prefecture |