Number of Social Security Affiliation in Dos Hermanas (2026)
Cost
Free
Free
Time at office
30 minutes at the appointment
Estimated time
Immediate online
Quick summary
Complete guide to obtain the social security affiliation number. Online process, by phone or in person at the General Treasury of Social Security.
Required documents
-
Original Identity Document
Original DNI, NIE or passport valid.
- ?
Digital Certificate Optional
Required to perform the online process.
⚠️ Only for online processing
: 2026
Step by step
- 1
Online Process
Go to official siteAccess with Cl@ve or Digital Certificate to the Social Security Electronic Office.
!Expert tip
"The downloaded PDF has full legal validity."
- 2
Phone Process
Call the General Treasury of Social Security phone line to request the affiliation number.
!Expert tip
"You will need your identity document and other personal data at hand."
- 3
In-Person Process
Visit the office of the General Treasury of Social Security in Dos Hermanas.
!Expert tip
"A pre-appointment is required for the in-person process."
Offices and service points - Dos Hermanas
General Treasury of the Social Security of Dos Hermanas
Calle del Pino, 1, 41700 Dos Hermanas, Sevilla
View on Google MapsFrequently asked questions
Can I apply for the affiliation number on behalf of another person?
How long does it take for the affiliation number to arrive?
Official sources and useful links
This guide is for informational purposes only. Always check the official source for current information.