Illinois Social Security Numbers

Social Security Numbers issued to Illinois fall between 318-##-#### and 361-##-####.

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 >

Illinois SSNs by Year

Within the 318-##-#### to 361-##-#### 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?
357-24-####	1936	1950	87 to 105 yrs	Valid
357-26-####	1936	1950	87 to 105 yrs	Valid
357-28-####	1951	1953	84 to 90 yrs	Valid
357-30-####	1954	1955	82 to 87 yrs	Valid
357-32-####	1956	1957	80 to 85 yrs	Valid
357-34-####	1958	1960	77 to 83 yrs	Valid
357-36-####	1961	1962	75 to 80 yrs	Valid
357-38-####	1963	unknown	66 to 78 yrs	Valid
357-40-####	1963	1964	73 to 78 yrs	Valid
357-42-####	1965	unknown	64 to 76 yrs	Valid
357-44-####	1966	1967	70 to 75 yrs	Valid
357-46-####	1968	unknown	61 to 73 yrs	Valid
357-48-####	1969	unknown	60 to 72 yrs	Valid
357-50-####	1970	unknown	59 to 71 yrs	Valid
357-52-####	1971	1972	65 to 70 yrs	Valid
357-54-####	1973	unknown	56 to 68 yrs	Valid
357-56-####	1973	unknown	56 to 68 yrs	Valid
357-58-####	1974	unknown	55 to 67 yrs	Valid
357-60-####	1975	unknown	54 to 66 yrs	Valid
357-62-####	1976	unknown	53 to 65 yrs	Valid
357-64-####	1977	1978	59 to 64 yrs	Valid
357-66-####	1979	unknown	50 to 62 yrs	Valid
357-68-####	1980	1981	56 to 61 yrs	Valid
357-70-####	1982	1983	54 to 59 yrs	Valid
357-72-####	1984	unknown	45 to 57 yrs	Valid
357-74-####	1985	1986	51 to 56 yrs	Valid
357-76-####	1987	unknown	42 to 54 yrs	Valid
357-78-####	1987	unknown	42 to 54 yrs	Valid
357-80-####	1988	unknown	29 to 37 yrs	Valid
357-82-####	1989	1992	33 to 36 yrs	Valid
357-84-####	1989	1992	33 to 36 yrs	Valid
357-86-####	1989	1992	33 to 36 yrs	Valid
357-88-####	1993	unknown	24 to 32 yrs	Valid
357-90-####	1995	unknown	22 to 30 yrs	Valid
357-92-####	1997	1998	27 to 28 yrs	Valid
357-94-####	1998	unknown	19 to 27 yrs	Valid
357-96-####	2000	unknown	17 to 25 yrs	Valid
357-98-####	2002	2004	21 to 23 yrs	Valid
358-01-####	1936	1950	87 to 105 yrs	Valid
358-02-####	2004	2006	19 to 21 yrs	Valid
358-03-####	1936	1950	87 to 105 yrs	Valid
358-04-####	2006	2008	17 to 19 yrs	Valid
358-05-####	1936	1950	87 to 105 yrs	Valid
358-06-####	2008	2010	15 to 17 yrs	Valid
358-07-####	1936	1950	87 to 105 yrs	Valid
358-08-####	2010	2011	14 to 15 yrs	Valid
358-09-####	1936	1950	87 to 105 yrs	Valid
358-10-####	1936	1950	87 to 105 yrs	Valid
358-12-####	1936	1950	87 to 105 yrs	Valid
358-14-####	1936	1950	87 to 105 yrs	Valid

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