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?
398-25-####	2005	2006	20 to 21 yrs	Valid
398-26-####	1936	1950	88 to 106 yrs	Valid
398-27-####	2006	2008	18 to 20 yrs	Valid
398-28-####	1936	1950	88 to 106 yrs	Valid
398-29-####	2008	2009	17 to 18 yrs	Valid
398-30-####	1951	unknown	79 to 91 yrs	Valid
398-31-####	2009	2011	15 to 17 yrs	Valid
398-32-####	1952	1953	85 to 90 yrs	Valid
398-34-####	1954	1955	83 to 88 yrs	Valid
398-36-####	1956	unknown	74 to 86 yrs	Valid
398-38-####	1957	1958	80 to 85 yrs	Valid
398-40-####	1959	1960	78 to 83 yrs	Valid
398-42-####	1961	unknown	69 to 81 yrs	Valid
398-44-####	1961	1962	76 to 81 yrs	Valid
398-46-####	1963	unknown	67 to 79 yrs	Valid
398-48-####	1963	1964	74 to 79 yrs	Valid
398-50-####	1965	unknown	65 to 77 yrs	Valid
398-52-####	1966	unknown	64 to 76 yrs	Valid
398-54-####	1967	unknown	63 to 75 yrs	Valid
398-56-####	1968	unknown	62 to 74 yrs	Valid
398-58-####	1968	unknown	62 to 74 yrs	Valid
398-60-####	1969	1970	68 to 73 yrs	Valid
398-62-####	1971	unknown	59 to 71 yrs	Valid
398-64-####	1972	unknown	58 to 70 yrs	Valid
398-66-####	1973	unknown	57 to 69 yrs	Valid
398-68-####	1973	unknown	57 to 69 yrs	Valid
398-70-####	1973	unknown	57 to 69 yrs	Valid
398-72-####	1974	unknown	56 to 68 yrs	Valid
398-74-####	1975	unknown	55 to 67 yrs	Valid
398-76-####	1976	unknown	54 to 66 yrs	Valid
398-78-####	1976	unknown	54 to 66 yrs	Valid
398-80-####	1977	1978	60 to 65 yrs	Valid
398-82-####	1979	unknown	51 to 63 yrs	Valid
398-84-####	1980	unknown	50 to 62 yrs	Valid
398-86-####	1981	unknown	49 to 61 yrs	Valid
398-88-####	1982	unknown	48 to 60 yrs	Valid
398-90-####	1983	unknown	47 to 59 yrs	Valid
398-92-####	1984	1985	53 to 58 yrs	Valid
398-94-####	1986	unknown	44 to 56 yrs	Valid
398-96-####	1987	unknown	43 to 55 yrs	Valid
398-98-####	1988	unknown	30 to 38 yrs	Valid
399-01-####	1936	1950	88 to 106 yrs	Valid
399-02-####	1988	unknown	30 to 38 yrs	Valid
399-03-####	1936	1950	88 to 106 yrs	Valid
399-04-####	1989	1992	34 to 37 yrs	Valid
399-05-####	1936	1950	88 to 106 yrs	Valid
399-06-####	1989	1992	34 to 37 yrs	Valid
399-07-####	1936	1950	88 to 106 yrs	Valid
399-08-####	1989	1992	34 to 37 yrs	Valid
399-09-####	1936	1950	88 to 106 yrs	Valid

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