About Japanese Postal (Customer) Code
Japan Post's customer barcode encodes the 7-digit postal code plus address details (block, house number) as a 4-state code with a check character.
Data format
Digits, hyphens and upper-case letters, e.g. 1234567-13-2-503.
Example: 1234567-13-2-503
Postal Codes
Postal barcodes are used by postal operators for automatic sorting and tracking. Many are 4-state codes (ascender, descender, tracker, full bars) that fit even in narrow address areas.
Frequently asked questions about Japanese Postal (Customer) Code
Is the Japanese Postal (Customer) Code generator really free?
Yes. You can create as many Japanese Postal (Customer) Code barcodes as you like and download them as PNG or SVG – no registration, no watermark, commercial use included.
What resolution does the Japanese Postal (Customer) Code barcode have?
PNG files are generated with adjustable module width and up to 600 DPI. For print we recommend the lossless SVG vector format which scales without any quality loss.
Is my data stored?
No. The barcode content is only processed to render the image and is not stored. We only count anonymously how often a barcode type is used.
Can I embed Japanese Postal (Customer) Code barcodes in my website or software?
Yes. Every barcode has a stable image URL (see “Embed HTML”) which you can use in websites, label software or spreadsheets.