4 SIRET generated
CSV ExportFree SIRET API
Integrate SIRET generation into your apps. No API key — 100 free requests/day.
What is a SIRET number ?
A SIRET (Système d'Identification du Répertoire des Établissements) number is a 14-digit number used in France to identify businesses and their establishments. It consists of
- The 9-digit SIREN number of the business
- A 5-digit establishment number (NIC)
Why use this generator?
For developers
Test your applications requiring French SIRET numbers without using real company data
For testers
Create realistic test datasets to validate your forms and business processes
For training
Use fictitious data for your training sessions, demonstrations and educational materials
For demonstrations
Fill your mockups and presentations with data that looks authentic
Important notice
These SIRET numbers are randomly generated and do not correspond to real companies. Never use them for official administrative procedures or fraud.
Educational Resources
Learn everything about French business identification
What is a SIRET number ?
Understand the 14-digit establishment identifier
What is a SIREN number?
Learn about the 9-digit company identifier
Understanding the NIC role
How NIC distinguishes establishments
What is SIRET used for in a business?
Practical uses in business operations
How to verify a SIRET?
Methods to check SIRET validity
VAT Number Calculator
Calculate your French intra-community VAT number instantly from your SIREN number using the official formula.
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Frequently Asked Questions
Quick answers to common questions about our SIRET generator
SIRET (Système d'Identification du Répertoire des Établissements) is a unique 14-digit number assigned to each establishment of a business in France. It consists of the SIREN (9 digits) and the NIC (5 digits).
No, the generated SIRET numbers are entirely fictitious and created solely for testing and development purposes. They do not correspond to any real company.
You can generate up to 1000 SIRET numbers at once. CSV export is free for 3 entries or less.
You can verify a SIRET number on the official INSEE website (avis-situation-sirene.insee.fr) or on sites like Pappers, Société.com or Infogreffe.
Yes, each generated SIRET comes with a fictitious company name, address, city and realistic French postal code.
This data is intended for test and development environments only. Never use them for official administrative procedures.