What's the fastest way to get the French social security? number

Bonjour Silva,

The processing times vary depending on the type of files and the number of files being processed by your caisse primaire d'assurance maladie (CPAM).

If you need help regarding this request, you can contact the CPAM’s English or French Advice Lines.

More information in the following topic: How to call the French Health Insurance Advice Lines?

Have a nice day