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Japan postal codes starting with 203

31 postal codes in Japan start with 203. The international calling code for Japan is +81.

Postal codes

Showing 31 of 31

Postal codePlaceRegion
203-0000 Higashikurume Shi Tokyo To
203-0001 Uenohara Tokyo To
203-0002 Shinhocho Tokyo To
203-0003 Kanayamacho Tokyo To
203-0004 Hikawadai Tokyo To
203-0011 Daimoncho Tokyo To
203-0012 Sengencho Tokyo To
203-0013 Shinkawacho Tokyo To
203-0014 Higashihoncho Tokyo To
203-0021 Gakuencho Tokyo To
203-0022 Hibarigaokadanchi Tokyo To
203-0023 Minamisawa Tokyo To
203-0031 Minamicho Tokyo To
203-0032 Maesawa Tokyo To
203-0033 Takiyama Tokyo To
203-0034 Yayoi Tokyo To
203-0041 Nobidome Tokyo To
203-0042 Hachimancho Tokyo To
203-0043 Shimosato Tokyo To
203-0044 Yanagikubo Tokyo To
203-0051 Koyama Tokyo To
203-0052 Saiwaicho Tokyo To
203-0053 Honcho Tokyo To
203-0054 Chuocho Tokyo To
203-8511 Maezawa Tokyo To
203-8521 Gakuencho Tokyo To
203-8555 Hommachi Tokyo To
203-8585 Yanagikubo Tokyo To
203-8588 Minamisawa Tokyo To
203-8601 Hommachi Tokyo To
203-8739 Hommachi Tokyo To

Source: GeoNames postal code data (CC BY). See data sources.

Frequently asked questions

How many postal codes does Japan have?

Our list has 146,447 postal codes for Japan. The official number can differ because postal services update their codes over time.

How do I find a postal code by place name?

Type the place name in the search box above the table, or use the letter buttons to jump to the first letter.