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Japan postal codes starting with 121

58 postal codes in Japan start with 121. The international calling code for Japan is +81.

Postal codes

Showing 58 of 58

Postal codePlaceRegion
121-0011 Chuohoncho(3-5-Chome) Tokyo To
121-0012 Aoi(4-6-Chome) Tokyo To
121-0051 Shimmei Tokyo To
121-0052 Mutsugi Tokyo To
121-0053 Sano Tokyo To
121-0054 Tatsunuma Tokyo To
121-0055 Kahei Tokyo To
121-0056 Kitakaheicho Tokyo To
121-0057 Shimmeiminami Tokyo To
121-0061 Hanahata Tokyo To
121-0062 Minamihanahata Tokyo To
121-0063 Higashihokima Tokyo To
121-0064 Hokima Tokyo To
121-0071 Higashirokugatsucho Tokyo To
121-0072 Hozukacho Tokyo To
121-0073 Rokucho Tokyo To
121-0074 Nishikahei Tokyo To
121-0075 Hitotsuya Tokyo To
121-0076 Hirano Tokyo To
121-0801 Higashiiko Tokyo To
121-0807 Ikohoncho Tokyo To
121-0812 Nishihokima Tokyo To
121-0813 Takenotsuka Tokyo To
121-0814 Rokugatsu Tokyo To
121-0815 Shimane Tokyo To
121-0816 Umejima Tokyo To
121-0822 Nishitakenotsuka Tokyo To
121-0823 Iko Tokyo To
121-0824 Nishiiko Tokyo To
121-0825 Nishiikocho Tokyo To
121-0831 Toneri Tokyo To
121-0832 Kojiyahoncho Tokyo To
121-0833 Kojiya Tokyo To
121-0834 Iriyamachi Tokyo To
121-0835 Tonerimachi Tokyo To
121-0836 Iriya Tokyo To
121-0837 Tonerikoen Tokyo To
121-8080 Nishitakenotsuka Tokyo To
121-8504 Shimane Tokyo To
121-8505 Mutsugi Tokyo To
121-8508 Takenotsuka Tokyo To
121-8510 Iriya Tokyo To
121-8512 Chuohoncho Tokyo To
121-8515 Shimane Tokyo To
121-8520 Umejima Tokyo To
121-8521 Umejima Tokyo To
121-8550 Chuohoncho Tokyo To
121-8555 Takenotsuka Tokyo To
121-8577 Hanahata Tokyo To
121-8585 Iriya Tokyo To
121-8588 Iriya Tokyo To
121-8610 Hozukacho Tokyo To
121-8611 Minamihanahata Tokyo To
121-8633 Kahei Tokyo To
121-8639 Hitotsuya Tokyo To
121-8682 Tatsunuma Tokyo To
121-8711 Shimane Tokyo To
121-8729 Higashihongo Saitama Ken

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.