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	86 to 104 yrs	Valid
387-02-####	1988	unknown	28 to 36 yrs	Valid
387-03-####	1936	1950	86 to 104 yrs	Valid
387-04-####	1989	1992	32 to 35 yrs	Valid
387-05-####	1936	1950	86 to 104 yrs	Valid
387-06-####	1989	1992	32 to 35 yrs	Valid
387-07-####	1936	1950	86 to 104 yrs	Valid
387-08-####	1989	1992	32 to 35 yrs	Valid
387-09-####	1936	1950	86 to 104 yrs	Valid
387-10-####	1936	1950	86 to 104 yrs	Valid
387-11-####	1989	1992	32 to 35 yrs	Valid
387-12-####	1936	1950	86 to 104 yrs	Valid
387-13-####	1994	unknown	22 to 30 yrs	Valid
387-14-####	1936	1950	86 to 104 yrs	Valid
387-15-####	1995	unknown	21 to 29 yrs	Valid
387-16-####	1936	1950	86 to 104 yrs	Valid
387-17-####	1997	1998	26 to 27 yrs	Valid
387-18-####	1936	1950	86 to 104 yrs	Valid
387-19-####	1998	unknown	18 to 26 yrs	Valid
387-20-####	1936	1950	86 to 104 yrs	Valid
387-21-####	2000	unknown	16 to 24 yrs	Valid
387-22-####	1936	1950	86 to 104 yrs	Valid
387-23-####	2002	unknown	14 to 22 yrs	Valid
387-24-####	1936	1950	86 to 104 yrs	Valid
387-25-####	2003	2005	19 to 21 yrs	Valid
387-26-####	1936	1950	86 to 104 yrs	Valid
387-27-####	2005	2006	18 to 19 yrs	Valid
387-28-####	1936	1950	86 to 104 yrs	Valid
387-29-####	2006	2008	16 to 18 yrs	Valid
387-30-####	1936	1950	86 to 104 yrs	Valid
387-31-####	2008	2010	14 to 16 yrs	Valid
387-32-####	1951	unknown	77 to 89 yrs	Valid
387-33-####	2010	2011	13 to 14 yrs	Valid
387-34-####	1952	1953	83 to 88 yrs	Valid
387-36-####	1954	1955	81 to 86 yrs	Valid
387-38-####	1956	unknown	72 to 84 yrs	Valid
387-40-####	1957	1958	78 to 83 yrs	Valid
387-42-####	1959	1960	76 to 81 yrs	Valid
387-44-####	1961	1962	74 to 79 yrs	Valid
387-46-####	1963	unknown	65 to 77 yrs	Valid
387-48-####	1963	unknown	65 to 77 yrs	Valid
387-50-####	1964	unknown	64 to 76 yrs	Valid
387-52-####	1965	unknown	63 to 75 yrs	Valid
387-54-####	1966	unknown	62 to 74 yrs	Valid
387-56-####	1967	unknown	61 to 73 yrs	Valid
387-58-####	1968	unknown	60 to 72 yrs	Valid
387-60-####	1969	unknown	59 to 71 yrs	Valid
387-62-####	1970	unknown	58 to 70 yrs	Valid
387-64-####	1971	unknown	57 to 69 yrs	Valid
387-66-####	1972	unknown	56 to 68 yrs	Valid

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