Decoding Social Security Numbers

A one-step page for decoding Social Security Numbers issued prior to June 25, 2011. It points to an article on the structure of Social Security Numbers and to the Social Security Administration website for later number assignments. It also points to the Internal Revenue Service website for the structure of Individual Taxpayer Identification Numbers. The page was automatically updated monthly through June 2011 and has been static since.

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0 shouts Added Sep 23, 2026 stevemorse.org
stevemorse.org/ssn/ssn.html
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