FranceSocial Security Number
Also known asNuméro de Sécurité Sociale · INSEE Number
- ISO codes
- FRA / FR
- Region
- Europe
- Length
- 15 characters
- Checksum
- Yes
Character map
Each cell is one character of the sample test value; separators are shown as-is.
Sample test value
423370256060047
This value was randomly generated to pass this country's validation rules. It is not a real ID and does not belong to any person.
(01)Country reference
Specification
- Format
- ###############
- # — any digit
Documented field layout:
SYYMMDDCCCOOOKK- Length
15 characters
- Checksum
- Yes
Check digits are recomputed and verified.
- Embedded data
- Yes
A valid number encodes details such as birth date, gender, or region. The validator extracts them locally in your browser.
Check a France number now.
Validate a France Social Security Number now — it runs in your browser and the number never leaves your device.
Validation rules for France come from the open-source idnumbers library. Report a format issue on GitHub