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?
390-72-####	1974	unknown	56 to 68 yrs	Valid
390-74-####	1974	unknown	56 to 68 yrs	Valid
390-76-####	1975	unknown	55 to 67 yrs	Valid
390-78-####	1976	unknown	54 to 66 yrs	Valid
390-80-####	1977	1978	60 to 65 yrs	Valid
390-82-####	1979	unknown	51 to 63 yrs	Valid
390-84-####	1979	unknown	51 to 63 yrs	Valid
390-86-####	1980	unknown	50 to 62 yrs	Valid
390-88-####	1981	1982	56 to 61 yrs	Valid
390-90-####	1983	unknown	47 to 59 yrs	Valid
390-92-####	1984	unknown	46 to 58 yrs	Valid
390-94-####	1985	unknown	45 to 57 yrs	Valid
390-96-####	1986	unknown	44 to 56 yrs	Valid
390-98-####	1987	unknown	43 to 55 yrs	Valid
391-01-####	1936	1950	88 to 106 yrs	Valid
391-02-####	1988	unknown	30 to 38 yrs	Valid
391-03-####	1936	1950	88 to 106 yrs	Valid
391-04-####	1989	1992	34 to 37 yrs	Valid
391-05-####	1936	1950	88 to 106 yrs	Valid
391-06-####	1989	1992	34 to 37 yrs	Valid
391-07-####	1936	1950	88 to 106 yrs	Valid
391-08-####	1989	1992	34 to 37 yrs	Valid
391-09-####	1936	1950	88 to 106 yrs	Valid
391-10-####	1936	1950	88 to 106 yrs	Valid
391-11-####	1993	unknown	25 to 33 yrs	Valid
391-12-####	1936	1950	88 to 106 yrs	Valid
391-13-####	1994	unknown	24 to 32 yrs	Valid
391-14-####	1936	1950	88 to 106 yrs	Valid
391-15-####	1996	unknown	22 to 30 yrs	Valid
391-16-####	1936	1950	88 to 106 yrs	Valid
391-17-####	1997	1998	28 to 29 yrs	Valid
391-18-####	1936	1950	88 to 106 yrs	Valid
391-19-####	1999	unknown	19 to 27 yrs	Valid
391-20-####	1936	1950	88 to 106 yrs	Valid
391-21-####	2001	unknown	17 to 25 yrs	Valid
391-22-####	1936	1950	88 to 106 yrs	Valid
391-23-####	2002	2004	22 to 24 yrs	Valid
391-24-####	1936	1950	88 to 106 yrs	Valid
391-25-####	2004	2005	21 to 22 yrs	Valid
391-26-####	1936	1950	88 to 106 yrs	Valid
391-27-####	2005	2007	19 to 21 yrs	Valid
391-28-####	1936	1950	88 to 106 yrs	Valid
391-29-####	2007	2008	18 to 19 yrs	Valid
391-30-####	1936	1950	88 to 106 yrs	Valid
391-31-####	2008	2010	16 to 18 yrs	Valid
391-32-####	1951	1952	86 to 91 yrs	Valid
391-33-####	2010	2011	15 to 16 yrs	Valid
391-34-####	1953	1954	84 to 89 yrs	Valid
391-36-####	1955	unknown	75 to 87 yrs	Valid
391-38-####	1956	1957	81 to 86 yrs	Valid

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