Social Security Number Verification
Check any United States issued Social Security Number to verify its accuracy. Electronic verification of social security numbers may be used to verify the eligibility of a newly hired employee. Enter a social security number below to check SSN validity.
This SSN verification page hosts a free web service to validate SSN numbers. Enter any Social Security Number to quickly validate its accuracy and determine geographically where the SSN card was issued.
This SSN verification is exposed as web service and may be consumed by any enterprise application requiring a Social Security Number verification checking services.
Software developers can consume this free Social Security Number web service and use in their own applications. Inside your .NET application, create a web reference to either the WSDL file or this URL:
http://www.imangia.net/wsSocialSecurityNumber/SocialSecurityNumber.asmx
It is a free SSN validation web service, so give it a try!