<A HREF="http://www.ancestry.com/ssdi/advanced.htm">Social Security Death Index (SSDI) at Ancestr...</A> <A HREF="http://www.lineages.com/vault/SSDI.asp">Social Security Death Index </A> Here are two different sites that you can check for the SSN #. They are both SSDI's but I have found numbers on one that I have not found on the other. Liesa