Postal codes in Nishikawa-machi, Nishimurayama-gun, Yamagata
山形県西村山郡西川町 — 17 postal codes. General code: 990-0700. Local government code 06322.
Address example
1-2-3 Irima, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0714, Japan
〒990-0714 山形県西村山郡西川町入間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 |
|---|---|
| 990-0700 | (any other address in this municipality) （下に掲載がない場合） Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0700, Japan |
| 990-0714 | Irima 入間 Irima, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0714, Japan |
| 990-0743 | Iwanezawa 岩根沢 Iwanezawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0743, Japan |
| 990-0721 | Oisawa 大井沢 Oisawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0721, Japan |
| 990-0702 | Kaishu 海味 Kaishu, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0702, Japan |
| 990-0734 | Shizu 志津 Shizu, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0734, Japan |
| 990-0732 | Sunagoseki 砂子関 Sunagoseki, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0732, Japan |
| 990-0731 | Tsukioka 月岡 Tsukioka, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0731, Japan |
| 990-0733 | Tsukiyamazawa 月山沢 Tsukiyamazawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0733, Japan |
| 990-0741 | Tsunatori 綱取 Tsunatori, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0741, Japan |
| 990-0713 | Numayama 沼山 Numayama, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0713, Japan |
| 990-0712 | Hara 原 Hara, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0712, Japan |
| 990-0735 | Hondoji 本道寺 Hondoji, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0735, Japan |
| 990-0703 | Mazawa 間沢 Mazawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0703, Japan |
| 990-0742 | Mizusawa 水沢 Mizusawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0742, Japan |
| 990-0701 | Mutsuai 睦合 Mutsuai, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0701, Japan |
| 990-0711 | Yoshikawa 吉川 Yoshikawa, Nishikawa-machi, Nishimurayama-gun, Yamagata 990-0711, 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.