29 Bretagne

SIRET Generator Finistère

4 fake SIRET numbers generated with real addresses from the Finistère department (29), Bretagne region. Algorithmically validated, ready for your tests.

Generated Data — Finistère

Advanced generator
SIRET SIREN Company Address
418 920 815 11611 418 920 815 Bruneau Vallee SA 57, avenue de Lesage,
29200 Brest
165 182 189 00465 165 182 189 Hubert 314, rue de Couturier,
29300 Quimperlé
896 827 177 89480 896 827 177 Francois boulevard de Pottier,
29800 Landerneau
148 565 377 00451 148 565 377 Garnier 905, boulevard Arnaud,
29000 Quimper

This data is entirely fictional. Companies and addresses do not correspond to any real entity. Reload the page for new numbers.

Cities in Finistère used for generation

The generator uses real cities and postal codes from the Finistère department to produce authentic addresses:

29000 Quimper 29200 Brest 29600 Morlaix 29800 Landerneau 29300 Quimperlé

What is a SIRET generator for Finistère used for?

Developers and QA teams often need realistic test data that resembles real French companies. A department-specific SIRET generator allows you to:

  • Test forms that validate SIRET format and postal address
  • Populate demo databases with fictional companies geolocated in Finistère
  • Simulate business scenarios involving companies from the Bretagne region
  • Train teams without using real data from existing companies

All generated SIRETs are algorithmically valid (verified Luhn key) but do not correspond to any company registered in the INSEE SIRENE registry.

FAQ

How to generate a fake SIRET number for Finistère?

Use our generator above to get fake SIRET numbers with addresses located in the Finistère department (code 29). SIRETs are generated according to the Luhn standard, accompanied by the corresponding SIREN, company name and a real postal address in the Bretagne region.

Is it legal to use a fake SIRET number?

Yes, using fake SIRET numbers is perfectly legal in a testing, software development, training or demonstration context. It is important to never use these numbers for real commercial transactions or administrative declarations, which would constitute fraud.

What is the structure of a SIRET number?

A SIRET number consists of 14 digits: the first 9 form the SIREN number (unique identifier of the company), and the last 5 constitute the NIC (Internal Classification Number), which identifies the establishment within the company. The last digit of the SIRET is a control key calculated using the Luhn algorithm.

Can I use these fake SIRETs in an application?

Yes, the generated SIRET numbers are algorithmically valid (correct Luhn key) and can be used to test forms, APIs or databases that validate the SIRET format. However, they do not correspond to any real company in the INSEE SIRENE register.

What is the difference between SIREN and SIRET?

The SIREN (9 digits) identifies a company as a legal entity. The SIRET (14 digits) identifies a particular establishment of that company — a physical address. The same company can have multiple SIRETs (head office + branches), but only one SIREN.

Need more SIRET numbers or a CSV export?

Our main generator lets you create up to 1000 entries and export to CSV.