Japan Postal Code Directory
Japan Postal Code is a directory of postal codes used in Japan.
In addition to the code itself, we show the location map and how to properly write an address in an envelope or label if you want to send mail, letter or parcel to Japan.
How to find the postal code or address you are looking fora) you have the address and want to know the zip code
Start by choosing the province from the list below. After that select the city and the district.
b) you have the zip code and want to know the location
Enter the postal code in the search box at the top of this page.
c) you know only part of the address and want to know the zip code
Use the search box at the top of this page. Enter what you have of the address (city, district, etc). The result will bring up a list of every address containing the keyword.
Start by Selecting the Province
To find the zip code of a given location, the first step is to choose one of the provinces (called "prefectures" in Japan) below. The next step will be city and in the third (and last), the district.
If you already have the postal code and want to know the address, enter it in the search box at the top of this page.
Tokyo and Kanagawa provinces, being the most accessed, come first. Others are in alphabetical order. The number at right shows the number of zip codes under it.