Iwatsuki Ku Postal codes
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- Iwatsuki Ku339-0000
- Kanamuro339-0001
- Urajionji339-0002
- Komizo339-0003
- Tokuriki339-0004
- Higashiiwatsuki339-0005
- Kamisato339-0006
- Suwa339-0007
- Omotejionji339-0008
- Jionji339-0009
- Nagamiya339-0011
- Mashinaga339-0012
- Oguchi339-0013
- Oto339-0014
- Oya339-0015
- Niigatasuka339-0016
- Omori339-0017
- Onojima339-0018
- Sueda339-0021
- Takasone339-0022
- Nomago339-0023
- Kagiage339-0024
- Kagiageshinden339-0025
- Ogasakishinden339-0026
- Ogasaki339-0027
- Misonohigashi339-0028
- Iizuka339-0031
- Minamishimoarai339-0032
- Kuroya339-0033
- Sasakubo339-0034
- Sasakuboshinden339-0035
- Yokone339-0036
- Ukiya339-0037
- Murakuni339-0041
- Funai339-0042
- Jonan339-0043
- Shimpukuji339-0044
- Kashiwazaki339-0045
- Yajita339-0046
- Haramachi339-0047
- Minamihirano339-0051
- Ota339-0052
- Shiromachi339-0053
- Nakacho339-0054
- Higashicho339-0055
- Kakura339-0056
- Honcho339-0057
- Hommaru339-0058
- Iwatsuki339-0061
- Minamitsuji339-0062
- Miyukicho339-0063
- Hinodecho339-0064
- Miyacho339-0065
- Atagocho339-0066
- Nishimachi339-0067
- Namiki339-0068
- Minowa339-0069
- Ainohara339-0071
- Kokaba339-0072
- Ueno339-0073
- Honjuku339-0074
- Kanashige339-0075
- Heirinji339-0076
- Magome339-0077
- Kake339-0078
- Nishihara339-0081
- Nishiharadai339-0082
- 目白大学339-8501
- Uwano339-8510
- 北海製罐 （株） 岩槻工場339-8511
- Hommachi339-8521
- 人間総合科学大学339-8539
- 埼玉県立 小児医療センター339-8551
- 株式会社 プラコー339-8558
- 株式会社 トーモク岩槻工場339-8566
- Hommachi339-8585
- 曙ブレーキ岩槻製造 株式会社339-8601
- 花菱縫製 株式会社339-8686
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