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Request Social Security number for the first time

Request a number for free if you do not have one.

A Social Security number is a 9-digit number that’s unique to you. You may need your Social Security number to:

  • File taxes 
  • Start a job
  • Open a bank account 
  • Apply for a loan 
  • Get a passport 
  • Claim government benefits

Who can request a Social Security number

All U.S. citizens can request a Social Security number. Some noncitizens may be able to request a number if they work or attend school, or if they have a valid nonwork reason.

People who may need a new Social Security number include: