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?
388-36-####	1955	unknown	75 to 87 yrs	Valid
388-38-####	1956	unknown	74 to 86 yrs	Valid
388-40-####	1957	1958	80 to 85 yrs	Valid
388-42-####	1959	1960	78 to 83 yrs	Valid
388-44-####	1961	1962	76 to 81 yrs	Valid
388-46-####	1963	unknown	67 to 79 yrs	Valid
388-48-####	1963	unknown	67 to 79 yrs	Valid
388-50-####	1964	unknown	66 to 78 yrs	Valid
388-52-####	1965	unknown	65 to 77 yrs	Valid
388-54-####	1966	unknown	64 to 76 yrs	Valid
388-56-####	1967	unknown	63 to 75 yrs	Valid
388-58-####	1968	unknown	62 to 74 yrs	Valid
388-60-####	1969	unknown	61 to 73 yrs	Valid
388-62-####	1970	unknown	60 to 72 yrs	Valid
388-64-####	1971	unknown	59 to 71 yrs	Valid
388-66-####	1972	unknown	58 to 70 yrs	Valid
388-68-####	1973	unknown	57 to 69 yrs	Valid
388-70-####	1973	unknown	57 to 69 yrs	Valid
388-72-####	1974	unknown	56 to 68 yrs	Valid
388-74-####	1974	unknown	56 to 68 yrs	Valid
388-76-####	1975	unknown	55 to 67 yrs	Valid
388-78-####	1976	unknown	54 to 66 yrs	Valid
388-80-####	1976	1978	60 to 66 yrs	Valid
388-82-####	1977	unknown	53 to 65 yrs	Valid
388-84-####	1979	unknown	51 to 63 yrs	Valid
388-86-####	1980	unknown	50 to 62 yrs	Valid
388-88-####	1981	unknown	49 to 61 yrs	Valid
388-90-####	1982	1983	55 to 60 yrs	Valid
388-92-####	1984	unknown	46 to 58 yrs	Valid
388-94-####	1985	unknown	45 to 57 yrs	Valid
388-96-####	1986	unknown	44 to 56 yrs	Valid
388-98-####	1987	unknown	43 to 55 yrs	Valid
389-01-####	1936	1950	88 to 106 yrs	Valid
389-02-####	1988	unknown	30 to 38 yrs	Valid
389-03-####	1936	1950	88 to 106 yrs	Valid
389-04-####	1989	1992	34 to 37 yrs	Valid
389-05-####	1936	1950	88 to 106 yrs	Valid
389-06-####	1989	1992	34 to 37 yrs	Valid
389-07-####	1936	1950	88 to 106 yrs	Valid
389-08-####	1989	1992	34 to 37 yrs	Valid
389-09-####	1936	1950	88 to 106 yrs	Valid
389-10-####	1936	1950	88 to 106 yrs	Valid
389-11-####	1989	1992	34 to 37 yrs	Valid
389-12-####	1936	1950	88 to 106 yrs	Valid
389-13-####	1994	unknown	24 to 32 yrs	Valid
389-14-####	1936	1950	88 to 106 yrs	Valid
389-15-####	1995	unknown	23 to 31 yrs	Valid
389-16-####	1936	1950	88 to 106 yrs	Valid
389-17-####	1997	1998	28 to 29 yrs	Valid
389-18-####	1936	1950	88 to 106 yrs	Valid

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