thenumchk
Joined 4 years ago
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4
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2
Member since
Jun 16
[email protected] for http://numchk.com/
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Comment · 2 years ago
The distribution of SSN numbers in the US is well known including the special use for railroad and US territories with sequential numbers. I dissected much of that through historical publication of the death master database and made a lookup for it at https://numchk.com/ as a fun side project.
Comment · 4 years ago
I did a deep dive into history of Social Security Numbers (SSN) in the united states from available information and wrote a poorly executed static site generated from the information with google adds. Does a few hundred USD a month. http://numchk.com/