What Is a Social Security Number (SSN)? A Social Security Number (SSN) is a unique nine-digit number assigned to U.S. citizens, permanent residents, and temporary residents who are authorized to work ...
Some Social Security number requests are not optional. Federal reporting systems rely on the SSN as a primary identifier. Employment offers the clearest example. Employers collect your SSN to report ...
The simplest, free, and official way to confirm the authenticity of your Social Security Number is by creating an account on "my Social Security", the official web portal of the Social Security ...