Wisconsin Social Security Numbers

Social Security Numbers issued to Wisconsin fall between 387-##-#### and 399-##-####.

Use the SSN Search Tool to check individual Social Security Numbers.

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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 >

Wisconsin SSNs by Year

Within the 387-##-#### to 399-##-#### 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?
387-01-####	1936	1950	85 to 103 yrs	Valid
387-02-####	1988	unknown	27 to 35 yrs	Valid
387-03-####	1936	1950	85 to 103 yrs	Valid
387-04-####	1989	1992	31 to 34 yrs	Valid
387-05-####	1936	1950	85 to 103 yrs	Valid
387-06-####	1989	1992	31 to 34 yrs	Valid
387-07-####	1936	1950	85 to 103 yrs	Valid
387-08-####	1989	1992	31 to 34 yrs	Valid
387-09-####	1936	1950	85 to 103 yrs	Valid
387-10-####	1936	1950	85 to 103 yrs	Valid
387-11-####	1989	1992	31 to 34 yrs	Valid
387-12-####	1936	1950	85 to 103 yrs	Valid
387-13-####	1994	unknown	21 to 29 yrs	Valid
387-14-####	1936	1950	85 to 103 yrs	Valid
387-15-####	1995	unknown	20 to 28 yrs	Valid
387-16-####	1936	1950	85 to 103 yrs	Valid
387-17-####	1997	1998	25 to 26 yrs	Valid
387-18-####	1936	1950	85 to 103 yrs	Valid
387-19-####	1998	unknown	17 to 25 yrs	Valid
387-20-####	1936	1950	85 to 103 yrs	Valid
387-21-####	2000	unknown	15 to 23 yrs	Valid
387-22-####	1936	1950	85 to 103 yrs	Valid
387-23-####	2002	unknown	13 to 21 yrs	Valid
387-24-####	1936	1950	85 to 103 yrs	Valid
387-25-####	2003	2005	18 to 20 yrs	Valid
387-26-####	1936	1950	85 to 103 yrs	Valid
387-27-####	2005	2006	17 to 18 yrs	Valid
387-28-####	1936	1950	85 to 103 yrs	Valid
387-29-####	2006	2008	15 to 17 yrs	Valid
387-30-####	1936	1950	85 to 103 yrs	Valid
387-31-####	2008	2010	13 to 15 yrs	Valid
387-32-####	1951	unknown	76 to 88 yrs	Valid
387-33-####	2010	2011	12 to 13 yrs	Valid
387-34-####	1952	1953	82 to 87 yrs	Valid
387-36-####	1954	1955	80 to 85 yrs	Valid
387-38-####	1956	unknown	71 to 83 yrs	Valid
387-40-####	1957	1958	77 to 82 yrs	Valid
387-42-####	1959	1960	75 to 80 yrs	Valid
387-44-####	1961	1962	73 to 78 yrs	Valid
387-46-####	1963	unknown	64 to 76 yrs	Valid
387-48-####	1963	unknown	64 to 76 yrs	Valid
387-50-####	1964	unknown	63 to 75 yrs	Valid
387-52-####	1965	unknown	62 to 74 yrs	Valid
387-54-####	1966	unknown	61 to 73 yrs	Valid
387-56-####	1967	unknown	60 to 72 yrs	Valid
387-58-####	1968	unknown	59 to 71 yrs	Valid
387-60-####	1969	unknown	58 to 70 yrs	Valid
387-62-####	1970	unknown	57 to 69 yrs	Valid
387-64-####	1971	unknown	56 to 68 yrs	Valid
387-66-####	1972	unknown	55 to 67 yrs	Valid

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