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Japan Postal Codes

Browse the postal-code examples currently listed for Japan. Copy a displayed code if useful, but verify the complete address and current requirements with the destination postal operator.

Japan postal code format

This local reference lists the postal-code pattern NNN-NNNN and the example 100-0001 for Japan. It currently contains 6 region headings and 29 place examples; the list is not exhaustive and does not validate a full address.

Country background note

Japan uses a 7-digit postal code (郵便番号) written as NNN-NNNN. The first three digits identify the prefecture and region, and the last four identify the specific delivery area. The code is often prefixed with 〒. This is contextual information from a local reference dataset, not an official postal standard or delivery confirmation. Verify current requirements with the destination postal operator.

Tokyo (東京都) postal codes

Osaka (大阪府) postal codes

Kyoto & Hyogo postal codes

Kanagawa & Aichi postal codes

Hokkaido & Tohoku postal codes

Kyushu & Other postal codes

Related postal and calling references

Frequently Asked Questions

What postal-code format is listed for Japan?

This reference lists NNN-NNNN and the example 100-0001. The example is not full-address validation.

Does this page list every Japan postal code?

No. It contains 6 region headings and 29 selected place examples from a local reference dataset. Verify exact address details with the destination postal operator.

Can I copy a Japan postal code?

Yes. Use the copy controls to copy a listed example, then confirm it matches the recipient's full address with the relevant postal authority.