Illinois 1971 Social Security Numbers

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?
346-44-####	1966	unknown	63 to 75 yrs	Valid
346-48-####	1969	unknown	60 to 72 yrs	Valid
346-50-####	1970	unknown	59 to 71 yrs	Valid
346-52-####	1971	unknown	58 to 70 yrs	Valid
347-38-####	1963	unknown	66 to 78 yrs	Valid
347-40-####	1964	unknown	65 to 77 yrs	Valid
347-42-####	1965	unknown	64 to 76 yrs	Valid
347-44-####	1966	unknown	63 to 75 yrs	Valid
347-48-####	1969	unknown	60 to 72 yrs	Valid
347-50-####	1970	unknown	59 to 71 yrs	Valid
347-52-####	1971	unknown	58 to 70 yrs	Valid
348-38-####	1963	unknown	66 to 78 yrs	Valid
348-42-####	1965	unknown	64 to 76 yrs	Valid
348-44-####	1966	unknown	63 to 75 yrs	Valid
348-48-####	1969	unknown	60 to 72 yrs	Valid
348-50-####	1970	unknown	59 to 71 yrs	Valid
348-52-####	1971	unknown	58 to 70 yrs	Valid
349-38-####	1963	unknown	66 to 78 yrs	Valid
349-42-####	1965	unknown	64 to 76 yrs	Valid
349-44-####	1966	unknown	63 to 75 yrs	Valid
349-48-####	1969	unknown	60 to 72 yrs	Valid
349-50-####	1970	unknown	59 to 71 yrs	Valid
349-52-####	1971	unknown	58 to 70 yrs	Valid
350-26-####	1951	unknown	78 to 90 yrs	Valid
350-32-####	1971	1972	65 to 70 yrs	Valid
350-38-####	1963	unknown	66 to 78 yrs	Valid
350-42-####	1965	unknown	64 to 76 yrs	Valid
350-44-####	1966	unknown	63 to 75 yrs	Valid
350-48-####	1969	unknown	60 to 72 yrs	Valid
350-50-####	1970	unknown	59 to 71 yrs	Valid
350-52-####	1971	1972	65 to 70 yrs	Valid
351-26-####	1951	unknown	78 to 90 yrs	Valid
351-38-####	1963	unknown	66 to 78 yrs	Valid
351-42-####	1965	unknown	64 to 76 yrs	Valid
351-44-####	1966	unknown	63 to 75 yrs	Valid
351-48-####	1969	unknown	60 to 72 yrs	Valid
351-50-####	1970	unknown	59 to 71 yrs	Valid
351-52-####	1971	1972	65 to 70 yrs	Valid
352-38-####	1963	unknown	66 to 78 yrs	Valid
352-40-####	1964	unknown	65 to 77 yrs	Valid
352-42-####	1965	unknown	64 to 76 yrs	Valid
352-44-####	1966	unknown	63 to 75 yrs	Valid
352-48-####	1969	unknown	60 to 72 yrs	Valid
352-50-####	1970	unknown	59 to 71 yrs	Valid
352-52-####	1971	1972	65 to 70 yrs	Valid
353-38-####	1963	unknown	66 to 78 yrs	Valid
353-42-####	1965	unknown	64 to 76 yrs	Valid
353-46-####	1968	unknown	61 to 73 yrs	Valid
353-48-####	1969	unknown	60 to 72 yrs	Valid
353-50-####	1970	unknown	59 to 71 yrs	Valid

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