URSSAF customer service
Phone number, opening hours and other ways to get in touch
Opening hours
- Mon–Fri 9 am–5 pm
Indicative hours, being checked.
Other ways to get in touch
- urssaf.fr
- Mon compte URSSAF app
Before you call
URSSAF collects social security contributions. 3957 is the number for auto-entrepreneurs (self-employed micro-business owners).
Frequently asked questions
How do I register my auto-entreprise (micro-business) with URSSAF?
On autoentrepreneur.urssaf.fr. Online registration takes a few minutes. You receive your SIRET (business registration number) within 1 to 4 weeks.
How do I pay my URSSAF contributions as an auto-entrepreneur?
On autoentrepreneur.urssaf.fr, monthly or quarterly. Declare even if your turnover is zero.
I have an URSSAF reassessment. What should I do?
Contact your local URSSAF. You can challenge it through an amicable appeal within 30 days.
Assurance Retraite
Chronopost
Colissimo
CROUS
Demande HLM