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Social Security Numbers issued to Illinois in 1971 fall between 318-26-xxxx and 361-54-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 issued in 1971

Within the 318-26-xxxx to 361-54-xxxx range, 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?
318-28-#### 1951 unknown 73 to 85 yrs Valid
318-40-#### 1963 unknown 61 to 73 yrs Valid
318-42-#### 1964 unknown 60 to 72 yrs Valid
318-44-#### 1965 unknown 59 to 71 yrs Valid
318-48-#### 1968 unknown 56 to 68 yrs Valid
318-50-#### 1969 unknown 55 to 67 yrs Valid
318-52-#### 1970 unknown 54 to 66 yrs Valid
318-54-#### 1971 1972 60 to 65 yrs Valid
319-28-#### 1951 unknown 73 to 85 yrs Valid
319-40-#### 1963 unknown 61 to 73 yrs Valid
319-42-#### 1964 unknown 60 to 72 yrs Valid
319-44-#### 1965 unknown 59 to 71 yrs Valid
319-48-#### 1968 unknown 56 to 68 yrs Valid
319-50-#### 1969 unknown 55 to 67 yrs Valid
319-52-#### 1970 1971 61 to 66 yrs Valid
320-28-#### 1951 unknown 73 to 85 yrs Valid
320-32-#### 1955 unknown 69 to 81 yrs Valid
320-40-#### 1963 unknown 61 to 73 yrs Valid
320-42-#### 1964 unknown 60 to 72 yrs Valid
320-46-#### 1967 unknown 57 to 69 yrs Valid
320-48-#### 1968 unknown 56 to 68 yrs Valid
320-50-#### 1969 unknown 55 to 67 yrs Valid
320-52-#### 1970 1971 61 to 66 yrs Valid
321-28-#### 1951 unknown 73 to 85 yrs Valid
321-32-#### 1955 unknown 69 to 81 yrs Valid
321-40-#### 1963 unknown 61 to 73 yrs Valid
321-42-#### 1964 unknown 60 to 72 yrs Valid
321-44-#### 1965 unknown 59 to 71 yrs Valid
321-48-#### 1968 unknown 56 to 68 yrs Valid
321-50-#### 1969 unknown 55 to 67 yrs Valid
321-52-#### 1970 unknown 54 to 66 yrs Valid
321-54-#### 1971 1972 60 to 65 yrs Valid
322-28-#### 1951 unknown 73 to 85 yrs Valid
322-40-#### 1963 unknown 61 to 73 yrs Valid
322-42-#### 1964 unknown 60 to 72 yrs Valid
322-46-#### 1967 unknown 57 to 69 yrs Valid
322-48-#### 1968 unknown 56 to 68 yrs Valid
322-50-#### 1969 unknown 55 to 67 yrs Valid
322-52-#### 1970 unknown 54 to 66 yrs Valid
322-54-#### 1971 1972 60 to 65 yrs Valid
323-28-#### 1951 unknown 73 to 85 yrs Valid
323-32-#### 1955 unknown 69 to 81 yrs Valid
323-38-#### 1962 unknown 62 to 74 yrs Valid
323-40-#### 1963 unknown 61 to 73 yrs Valid
323-42-#### 1964 unknown 60 to 72 yrs Valid
323-46-#### 1967 unknown 57 to 69 yrs Valid
323-48-#### 1968 unknown 56 to 68 yrs Valid
323-50-#### 1969 unknown 55 to 67 yrs Valid
323-52-#### 1970 unknown 54 to 66 yrs Valid
323-54-#### 1971 1972 60 to 65 yrs Valid

** This Document Provided By SSN-Verify.com **
Source: http://www.ssn-verify.com/lookup/illinois/1971