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	87 to 105 yrs	Valid
387-02-####	1988	unknown	29 to 37 yrs	Valid
387-03-####	1936	1950	87 to 105 yrs	Valid
387-04-####	1989	1992	33 to 36 yrs	Valid
387-05-####	1936	1950	87 to 105 yrs	Valid
387-06-####	1989	1992	33 to 36 yrs	Valid
387-07-####	1936	1950	87 to 105 yrs	Valid
387-08-####	1989	1992	33 to 36 yrs	Valid
387-09-####	1936	1950	87 to 105 yrs	Valid
387-10-####	1936	1950	87 to 105 yrs	Valid
387-11-####	1989	1992	33 to 36 yrs	Valid
387-12-####	1936	1950	87 to 105 yrs	Valid
387-13-####	1994	unknown	23 to 31 yrs	Valid
387-14-####	1936	1950	87 to 105 yrs	Valid
387-15-####	1995	unknown	22 to 30 yrs	Valid
387-16-####	1936	1950	87 to 105 yrs	Valid
387-17-####	1997	1998	27 to 28 yrs	Valid
387-18-####	1936	1950	87 to 105 yrs	Valid
387-19-####	1998	unknown	19 to 27 yrs	Valid
387-20-####	1936	1950	87 to 105 yrs	Valid
387-21-####	2000	unknown	17 to 25 yrs	Valid
387-22-####	1936	1950	87 to 105 yrs	Valid
387-23-####	2002	unknown	15 to 23 yrs	Valid
387-24-####	1936	1950	87 to 105 yrs	Valid
387-25-####	2003	2005	20 to 22 yrs	Valid
387-26-####	1936	1950	87 to 105 yrs	Valid
387-27-####	2005	2006	19 to 20 yrs	Valid
387-28-####	1936	1950	87 to 105 yrs	Valid
387-29-####	2006	2008	17 to 19 yrs	Valid
387-30-####	1936	1950	87 to 105 yrs	Valid
387-31-####	2008	2010	15 to 17 yrs	Valid
387-32-####	1951	unknown	78 to 90 yrs	Valid
387-33-####	2010	2011	14 to 15 yrs	Valid
387-34-####	1952	1953	84 to 89 yrs	Valid
387-36-####	1954	1955	82 to 87 yrs	Valid
387-38-####	1956	unknown	73 to 85 yrs	Valid
387-40-####	1957	1958	79 to 84 yrs	Valid
387-42-####	1959	1960	77 to 82 yrs	Valid
387-44-####	1961	1962	75 to 80 yrs	Valid
387-46-####	1963	unknown	66 to 78 yrs	Valid
387-48-####	1963	unknown	66 to 78 yrs	Valid
387-50-####	1964	unknown	65 to 77 yrs	Valid
387-52-####	1965	unknown	64 to 76 yrs	Valid
387-54-####	1966	unknown	63 to 75 yrs	Valid
387-56-####	1967	unknown	62 to 74 yrs	Valid
387-58-####	1968	unknown	61 to 73 yrs	Valid
387-60-####	1969	unknown	60 to 72 yrs	Valid
387-62-####	1970	unknown	59 to 71 yrs	Valid
387-64-####	1971	unknown	58 to 70 yrs	Valid
387-66-####	1972	unknown	57 to 69 yrs	Valid

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