For employers and third-party submitters who wish to submit Social Security number verification requests to SSA via paper or telephone, see the Additional Verification Options section within the SSNVS Handbook.

E-Verify

E-Verify (formerly known as the Basic Pilot/Employment Eligibility Verification Program) is a free Internet based system operated by the Department of Homeland Security (DHS) in partnership with the Social Security Administration (SSA) that allows participating employers to electronically verify the employment eligibility of their newly hired employees.

Consent-Based Social Security Number Verification

CBSV is a fee and consent-based Social Security number (SSN) verification service available to enrolled private companies and Federal, State and Local government agencies. It provides instant, automated verification and it easily handles large volume requests. Using CBSV, participating companies can verify the SSNs of their customers and clients. An Employer Identification Number (EIN) is required to enroll and become a CBSV user.