How to Get a Social Security Number in Badalona (2026)
Verified on:
Cost
Free
Free procedure
Time at office
30 minutes
Estimated time
Immediate online
Quick summary
Steps to obtain your Social Security Number (NAF) in Badalona. Free procedure, available online or in person at the General Treasury.
Required documents
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DNI, NIE or passport
Valid original identity document.
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Free procedure €0.00
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: 2026
Step by step
- 1
Online Process (Recommended)
Go to official siteAccess the Social Security Electronic Office with Cl@ve or digital certificate.
!Expert tip
"If you already have Cl@ve, the process is immediate from home."
- 2
In-Person with Pre-Appointment
Go to official siteRequest an appointment at the General Treasury of Social Security in Badalona.
!Expert tip
"Always bring your DNI or NIE original document."
Offices and service points - Badalona
General Treasury of Social Security — Badalona
Monday to Friday: 09:00 - 14:00
Frequently asked questions
Is NAF the same as NIF?
No. The NAF (Social Security Number) is unique to Social Security and serves for contributions. The NIF is your tax identification number (your DNI or NIE). They are different documents.
When do I need the NAF?
When you start working, if you register as self-employed, or when you need to access Social Security benefits.
Official sources and useful links
This guide is for informational purposes only. Always check the official source for current information.