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Social Security Numbers issued to South Dakota fall between 503-xx-xxxx and 504-xx-xxxx.


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About this Data

SSNs issued before June 25, 2011 are linked to where the number was issued which is often the same as where the cardholder was born. After 2011, SSN issuance was randomized. Not every SSN in the range above is necessarily valid. Learn More >

South Dakota SSNs by Year

Within the 503-xx-xxxx to 504-xx-xxxx group, the 4th and 5th digits indicate when a number was issued.

Social Security Number First Year Issued Last Year Issued Estimated Age of Cardholder Valid SSN?
503-01-xxxx 1936 1950 81 to 99 yrs Valid
503-02-xxxx 1983 unknown 40 to 52 yrs Valid
503-03-xxxx 1936 1950 81 to 99 yrs Valid
503-04-xxxx 1984 unknown 39 to 51 yrs Valid
503-05-xxxx 1936 1950 81 to 99 yrs Valid
503-06-xxxx 1985 unknown 38 to 50 yrs Valid
503-07-xxxx 1936 1950 81 to 99 yrs Valid
503-08-xxxx 1986 unknown 37 to 49 yrs Valid
503-09-xxxx 1936 1950 81 to 99 yrs Valid
503-10-xxxx 1936 1950 81 to 99 yrs Valid
503-11-xxxx 1987 unknown 36 to 48 yrs Valid
503-12-xxxx 1936 1950 81 to 99 yrs Valid
503-13-xxxx 1987 unknown 36 to 48 yrs Valid
503-14-xxxx 1936 1950 81 to 99 yrs Valid
503-15-xxxx 1988 unknown 23 to 31 yrs Valid
503-16-xxxx 1936 1950 81 to 99 yrs Valid
503-17-xxxx 1989 1992 27 to 30 yrs Valid
503-18-xxxx 1936 1950 81 to 99 yrs Valid
503-19-xxxx 1989 1992 27 to 30 yrs Valid
503-20-xxxx 1936 1950 81 to 99 yrs Valid
503-21-xxxx 1989 1992 27 to 30 yrs Valid
503-22-xxxx 1936 1950 81 to 99 yrs Valid
503-23-xxxx 1993 unknown 18 to 26 yrs Valid
503-24-xxxx 1936 1950 81 to 99 yrs Valid
503-25-xxxx 1994 unknown 17 to 25 yrs Valid
503-26-xxxx 1936 1950 81 to 99 yrs Valid
503-27-xxxx 1996 unknown 15 to 23 yrs Valid
503-28-xxxx 1936 1950 81 to 99 yrs Valid
503-29-xxxx 1997 1998 21 to 22 yrs Valid
503-30-xxxx 1936 1950 81 to 99 yrs Valid
503-31-xxxx 1999 2000 19 to 20 yrs Valid
503-32-xxxx 1936 1950 81 to 99 yrs Valid
503-33-xxxx 2001 2003 16 to 18 yrs Valid
503-34-xxxx 1951 1952 79 to 84 yrs Valid
503-35-xxxx 2003 2004 15 to 16 yrs Valid
503-36-xxxx 1953 unknown 70 to 82 yrs Valid
503-37-xxxx 2004 2006 13 to 15 yrs Valid
503-38-xxxx 1954 unknown 69 to 81 yrs Valid
503-39-xxxx 2006 2007 12 to 13 yrs Valid
503-40-xxxx 1955 unknown 68 to 80 yrs Valid
503-41-xxxx 2007 2008 11 to 12 yrs Valid
503-42-xxxx 1955 unknown 68 to 80 yrs Valid
503-43-xxxx 2008 2010 9 to 11 yrs Valid
503-44-xxxx 1956 unknown 67 to 79 yrs Valid
503-45-xxxx 2010 2011 8 to 9 yrs Valid
503-46-xxxx 1956 1957 74 to 79 yrs Valid
503-48-xxxx 1958 1959 72 to 77 yrs Valid
503-50-xxxx 1960 unknown 63 to 75 yrs Valid
503-52-xxxx 1961 unknown 62 to 74 yrs Valid
503-54-xxxx 1962 unknown 61 to 73 yrs Valid

** This Document Provided By SSN-Verify.com **
Source: http://www.ssn-verify.com/lookup/south-dakota