Tool to decode/encode a postal code with a French LaPoste barcode. The french postal barcode is a code using bars and dots, used to digitally read postcodes when sorting mail with processing machines from the french LaPoste company.
French Postal Barcode - dCode
Tag(s) : Image Processing, Character Encoding
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French Postal Barcode
French Postal Barcode Decoder
French Postal Barcode Encoder
Answers to Questions (FAQ)
How to encrypt a French Postal Barcode?
The French postal barcode (by LaPoste) uses bars and dots (or space), which are read from right to left. It encodes the numbers for the Postal/ZIP code or code Cedex (routing code) and (sometimes) the street number (distribution code). It is located, on most automated mails, usually at the opposite of the stamp.
The code is a substitution using this table:
| 0 | ..|||| |
| 1 | .|.||| |
| 2 | .||.|| |
| 3 | .|||.| |
| 4 | |..||| |
| 5 | |.|.|| |
| 6 | |.||.| |
| 7 | ||..|| |
| 8 | ||.|.| |
| 9 | |||..| |
Example: 75001 is coded .|.||| ..|||| ..|||| |.|.|| ||..||
How to decrypt a French Postal Barcode?
To decode, substitute the vertical bars by the corresponding numbers and read from right to left.
Example: .|||.| .||.|| .|.||| is read 123
How to recognize a French Postal Barcode?
The message consists of sticks and dots (or spaces) by groups of 6: 4 lines and 2 dots, for a french postal code it is at least 30 chars in total.
Any reference to the postman's work, the sorting of mail or the emails is a clue.
Source code
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Cite as source (bibliography):
French Postal Barcode on dCode.fr [online website], retrieved on 2023-09-21,
