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


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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-xx-xxxx to 361-xx-xxxx 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?
318-01-xxxx 1936 1950 80 to 98 yrs Valid
318-02-xxxx 2002 2004 14 to 16 yrs Valid
318-03-xxxx 1936 1950 80 to 98 yrs Valid
318-04-xxxx 2004 2006 12 to 14 yrs Valid
318-05-xxxx 1936 1950 80 to 98 yrs Valid
318-06-xxxx 2006 2008 10 to 12 yrs Valid
318-07-xxxx 1936 1950 80 to 98 yrs Valid
318-08-xxxx 2008 2010 8 to 10 yrs Valid
318-09-xxxx 1936 1950 80 to 98 yrs Valid
318-10-xxxx 1936 1950 80 to 98 yrs Valid
318-11-xxxx 2010 2011 7 to 8 yrs Valid
318-12-xxxx 1936 1950 80 to 98 yrs Valid
318-14-xxxx 1936 1950 80 to 98 yrs Valid
318-16-xxxx 1936 1950 80 to 98 yrs Valid
318-18-xxxx 1936 1950 80 to 98 yrs Valid
318-20-xxxx 1936 1950 80 to 98 yrs Valid
318-22-xxxx 1936 1950 80 to 98 yrs Valid
318-24-xxxx 1936 1950 80 to 98 yrs Valid
318-26-xxxx 1936 1950 80 to 98 yrs Valid
318-28-xxxx 1951 unknown 71 to 83 yrs Valid
318-30-xxxx 1952 1953 77 to 82 yrs Valid
318-32-xxxx 1954 1955 75 to 80 yrs Valid
318-34-xxxx 1956 1958 72 to 78 yrs Valid
318-36-xxxx 1959 1960 70 to 75 yrs Valid
318-38-xxxx 1961 1962 68 to 73 yrs Valid
318-40-xxxx 1963 unknown 59 to 71 yrs Valid
318-42-xxxx 1964 unknown 58 to 70 yrs Valid
318-44-xxxx 1965 unknown 57 to 69 yrs Valid
318-46-xxxx 1966 1967 63 to 68 yrs Valid
318-48-xxxx 1968 unknown 54 to 66 yrs Valid
318-50-xxxx 1969 unknown 53 to 65 yrs Valid
318-52-xxxx 1970 unknown 52 to 64 yrs Valid
318-54-xxxx 1971 1972 58 to 63 yrs Valid
318-56-xxxx 1973 unknown 49 to 61 yrs Valid
318-58-xxxx 1973 unknown 49 to 61 yrs Valid
318-60-xxxx 1974 unknown 48 to 60 yrs Valid
318-62-xxxx 1975 unknown 47 to 59 yrs Valid
318-64-xxxx 1976 unknown 46 to 58 yrs Valid
318-66-xxxx 1977 1978 52 to 57 yrs Valid
318-68-xxxx 1979 1980 50 to 55 yrs Valid
318-70-xxxx 1981 unknown 41 to 53 yrs Valid
318-72-xxxx 1982 1983 47 to 52 yrs Valid
318-74-xxxx 1984 unknown 38 to 50 yrs Valid
318-76-xxxx 1985 1986 44 to 49 yrs Valid
318-78-xxxx 1987 unknown 35 to 47 yrs Valid
318-80-xxxx 1987 unknown 35 to 47 yrs Valid
318-82-xxxx 1988 unknown 22 to 30 yrs Valid
318-84-xxxx 1989 1992 26 to 29 yrs Valid
318-86-xxxx 1989 1992 26 to 29 yrs Valid
318-88-xxxx 1989 1992 26 to 29 yrs Valid

** This Document Provided By SSN-Verify.com **
Source: http://www.ssn-verify.com/lookup/illinois