Postal codes in Okuwa-mura, Kiso-gun, Nagano
長野県木曽郡大桑村 — 5 postal codes. General code: 399-5500. Local government code 20430.
Address example
1-2-3 Suhara, Okuwa-mura, Kiso-gun, Nagano 399-5502, Japan
〒399-5502 長野県木曽郡大桑村須原1-2-3
Replace 1-2-3 with the chome-ban-go (block and lot) number, and add the building and room number before it.
| Postal code | Town / English address |
|---|---|
| 399-5500 | (any other address in this municipality) （下に掲載がない場合） Okuwa-mura, Kiso-gun, Nagano 399-5500, Japan |
| 399-5502 | Suhara 須原 Suhara, Okuwa-mura, Kiso-gun, Nagano 399-5502, Japan |
| 399-5501 | Tono 殿 Tono, Okuwa-mura, Kiso-gun, Nagano 399-5501, Japan |
| 399-5503 | Nagano 長野 Nagano, Okuwa-mura, Kiso-gun, Nagano 399-5503, Japan |
| 399-5504 | Nojiri 野尻 Nojiri, Okuwa-mura, Kiso-gun, Nagano 399-5504, Japan |
Source: Japan Post postal code data (UTF-8 edition, updated Aug 31, 2026) and romanized edition (KEN_ALL_ROME, June 2025). Japan Post does not claim copyright on postal code data and allows free redistribution. Romaji follows Japan Post (long vowels are not marked). * = romanized by this site from the kana reading because the town is not yet in the romanized edition.