Postal codes in Yashio-shi, Saitama
埼玉県八潮市 — 26 postal codes. General code: 340-0800. Local government code 11234.
Address example
1-2-3 Akanecho, Yashio-shi, Saitama 340-0826, Japan
〒340-0826 埼玉県八潮市茜町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 |
|---|---|
| 340-0800 | (any other address in this municipality) （下に掲載がない場合） Yashio-shi, Saitama 340-0800, Japan |
| 340-0826 | Akanecho 茜町 Akanecho, Yashio-shi, Saitama 340-0826, Japan |
| 340-0806 | Igusa 伊草 Igusa, Yashio-shi, Saitama 340-0806, Japan |
| 340-0821 | Iseno 伊勢野 Iseno, Yashio-shi, Saitama 340-0821, Japan |
| 340-0835 | Ukizuka 浮塚 Ukizuka, Yashio-shi, Saitama 340-0835, Japan |
| 340-0822 | Oze 大瀬 Oze, Yashio-shi, Saitama 340-0822, Japan |
| 340-0834 | Osone 大曽根 Osone, Yashio-shi, Saitama 340-0834, Japan |
| 340-0824 | Gake 垳 Gake, Yashio-shi, Saitama 340-0824, Japan |
| 340-0803 | Kamibamba 上馬場 Kamibamba, Yashio-shi, Saitama 340-0803, Japan |
| 340-0813 | Kizone 木曽根 Kizone, Yashio-shi, Saitama 340-0813, Japan |
| 340-0804 | Kosakuda 小作田 Kosakuda, Yashio-shi, Saitama 340-0804, Japan |
| 340-0823 | Koshinden 古新田 Koshinden, Yashio-shi, Saitama 340-0823, Japan |
| 340-0807 | Shimmachi 新町 Shimmachi, Yashio-shi, Saitama 340-0807, Japan |
| 340-0825 | Daibara 大原 Daibara, Yashio-shi, Saitama 340-0825, Japan |
| 340-0816 | Chuo 中央 Chuo, Yashio-shi, Saitama 340-0816, Japan |
| 340-0802 | Tsurugasone 鶴ケ曽根 Tsurugasone, Yashio-shi, Saitama 340-0802, Japan |
| 340-0812 | Nakabamba 中馬場 Nakabamba, Yashio-shi, Saitama 340-0812, Japan |
| 340-0833 | Nishibukuro 西袋 Nishibukuro, Yashio-shi, Saitama 340-0833, Japan |
| 340-0811 | Nichome 二丁目 Nichome, Yashio-shi, Saitama 340-0811, Japan |
| 340-0801 | Hachijo 八條 Hachijo, Yashio-shi, Saitama 340-0801, Japan |
| 340-0805 | Matsunoki 松之木 Matsunoki, Yashio-shi, Saitama 340-0805, Japan |
| 340-0808 | Midoricho 緑町 Midoricho, Yashio-shi, Saitama 340-0808, Japan |
| 340-0831 | Minamiushiroya 南後谷 Minamiushiroya, Yashio-shi, Saitama 340-0831, Japan |
| 340-0814 | Minamikawasaki 南川崎 Minamikawasaki, Yashio-shi, Saitama 340-0814, Japan |
| 340-0815 | Yashio 八潮 Yashio, Yashio-shi, Saitama 340-0815, Japan |
| 340-0832 | Yanaginomiya 柳之宮 Yanaginomiya, Yashio-shi, Saitama 340-0832, 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.