Postal codes in Soka-shi, Saitama
埼玉県草加市 — 43 postal codes. General code: 340-0000. Local government code 11221.
Address example
1-2-3 Aoyagi, Soka-shi, Saitama 340-0002, Japan
〒340-0002 埼玉県草加市青柳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 |
|---|---|
| 340-0000 | (any other address in this municipality) （下に掲載がない場合） Soka-shi, Saitama 340-0000, Japan |
| 340-0002 | Aoyagi 青柳 Aoyagi, Soka-shi, Saitama 340-0002, Japan |
| 340-0007 | Aoyagicho 青柳町 Aoyagicho, Soka-shi, Saitama 340-0007, Japan |
| 340-0053 | Asahicho 旭町 Asahicho, Soka-shi, Saitama 340-0053, Japan |
| 340-0032 | Asumacho 遊馬町 Asumacho, Soka-shi, Saitama 340-0032, Japan |
| 340-0003 | Inari 稲荷 Inari, Soka-shi, Saitama 340-0003, Japan |
| 340-0001 | Kakinokicho 柿木町 Kakinokicho, Soka-shi, Saitama 340-0001, Japan |
| 340-0042 | Gakuencho 学園町 Gakuencho, Soka-shi, Saitama 340-0042, Japan |
| 340-0046 | Kitaya 北谷 Kitaya, Soka-shi, Saitama 340-0046, Japan |
| 340-0047 | Kitayacho 北谷町 Kitayacho, Soka-shi, Saitama 340-0047, Japan |
| 340-0052 | Kimmeicho 金明町 Kimmeicho, Soka-shi, Saitama 340-0052, Japan |
| 340-0045 | Koyama 小山 Koyama, Soka-shi, Saitama 340-0045, Japan |
| 340-0011 | Sakaecho 栄町 Sakaecho, Soka-shi, Saitama 340-0011, Japan |
| 340-0056 | Shinei 新栄 Shinei, Soka-shi, Saitama 340-0056, Japan |
| 340-0054 | Shinzencho 新善町 Shinzencho, Soka-shi, Saitama 340-0054, Japan |
| 340-0012 | Shimmei 神明 Shimmei, Soka-shi, Saitama 340-0012, Japan |
| 340-0014 | Sumiyoshi 住吉 Sumiyoshi, Soka-shi, Saitama 340-0014, Japan |
| 340-0055 | Seimon 清門 Seimon, Soka-shi, Saitama 340-0055, Japan |
| 340-0022 | Sezaki 瀬崎 Sezaki, Soka-shi, Saitama 340-0022, Japan |
| 340-0043 | Soka 草加 Soka, Soka-shi, Saitama 340-0043, Japan |
| 340-0015 | Takasago 高砂 Takasago, Soka-shi, Saitama 340-0015, Japan |
| 340-0016 | Chuo 中央 Chuo, Soka-shi, Saitama 340-0016, Japan |
| 340-0051 | Choei 長栄 Choei, Soka-shi, Saitama 340-0051, Japan |
| 340-0021 | Teshiro 手代 Teshiro, Soka-shi, Saitama 340-0021, Japan |
| 340-0036 | Naezukacho 苗塚町 Naezukacho, Soka-shi, Saitama 340-0036, Japan |
| 340-0005 | Nakane 中根 Nakane, Soka-shi, Saitama 340-0005, Japan |
| 340-0035 | Nishicho 西町 Nishicho, Soka-shi, Saitama 340-0035, Japan |
| 340-0031 | Nissatocho 新里町 Nissatocho, Soka-shi, Saitama 340-0031, Japan |
| 340-0044 | Hanaguri 花栗 Hanaguri, Soka-shi, Saitama 340-0044, Japan |
| 340-0048 | Haracho 原町 Haracho, Soka-shi, Saitama 340-0048, Japan |
| 340-0034 | Hikawacho 氷川町 Hikawacho, Soka-shi, Saitama 340-0034, Japan |
| 340-0004 | Benten 弁天 Benten, Soka-shi, Saitama 340-0004, Japan |
| 340-0013 | Matsue 松江 Matsue, Soka-shi, Saitama 340-0013, Japan |
| 340-0041 | Matsubara 松原 Matsubara, Soka-shi, Saitama 340-0041, Japan |
| 340-0028 | Yatsuka 谷塚 Yatsuka, Soka-shi, Saitama 340-0028, Japan |
| 340-0024 | Yatsuka Kamicho 谷塚上町 Yatsuka Kamicho, Soka-shi, Saitama 340-0024, Japan |
| 340-0025 | Yatsuka Nakacho 谷塚仲町 Yatsuka Nakacho, Soka-shi, Saitama 340-0025, Japan |
| 340-0023 | Yatsukacho 谷塚町 Yatsukacho, Soka-shi, Saitama 340-0023, Japan |
| 340-0033 | Yanagishimacho 柳島町 Yanagishimacho, Soka-shi, Saitama 340-0033, Japan |
| 340-0006 | Yahatacho 八幡町 Yahatacho, Soka-shi, Saitama 340-0006, Japan |
| 340-0017 | Yoshicho 吉町 Yoshicho, Soka-shi, Saitama 340-0017, Japan |
| 340-0026 | Ryoshinden Higashicho 両新田東町 Ryoshinden Higashicho, Soka-shi, Saitama 340-0026, Japan |
| 340-0027 | Ryoshinden Nishicho 両新田西町 Ryoshinden Nishicho, Soka-shi, Saitama 340-0027, 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.