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Social Security Numbers issued to Colorado in 1973 fall between 521-02-xxxx and 524-98-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 >

Colorado SSNs issued in 1973

Within the 521-02-xxxx to 524-98-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?
521-02-xxxx 1973 unknown 48 to 60 yrs Valid
521-42-xxxx 1951 unknown 70 to 82 yrs Valid
521-44-xxxx 1952 unknown 69 to 81 yrs Valid
521-46-xxxx 1953 unknown 68 to 80 yrs Valid
521-48-xxxx 1954 unknown 67 to 79 yrs Valid
521-50-xxxx 1955 unknown 66 to 78 yrs Valid
521-54-xxxx 1958 unknown 63 to 75 yrs Valid
521-56-xxxx 1959 unknown 62 to 74 yrs Valid
521-58-xxxx 1960 unknown 61 to 73 yrs Valid
521-60-xxxx 1961 unknown 60 to 72 yrs Valid
521-62-xxxx 1962 unknown 59 to 71 yrs Valid
521-64-xxxx 1963 unknown 58 to 70 yrs Valid
521-66-xxxx 1963 unknown 58 to 70 yrs Valid
521-68-xxxx 1964 unknown 57 to 69 yrs Valid
521-70-xxxx 1965 unknown 56 to 68 yrs Valid
521-72-xxxx 1965 unknown 56 to 68 yrs Valid
521-74-xxxx 1966 unknown 55 to 67 yrs Valid
521-76-xxxx 1966 unknown 55 to 67 yrs Valid
521-78-xxxx 1967 unknown 54 to 66 yrs Valid
521-80-xxxx 1968 unknown 53 to 65 yrs Valid
521-82-xxxx 1969 unknown 52 to 64 yrs Valid
521-84-xxxx 1969 unknown 52 to 64 yrs Valid
521-86-xxxx 1970 unknown 51 to 63 yrs Valid
521-88-xxxx 1970 unknown 51 to 63 yrs Valid
521-90-xxxx 1971 unknown 50 to 62 yrs Valid
521-92-xxxx 1972 unknown 49 to 61 yrs Valid
521-94-xxxx 1972 unknown 49 to 61 yrs Valid
521-96-xxxx 1973 unknown 48 to 60 yrs Valid
521-98-xxxx 1973 unknown 48 to 60 yrs Valid
522-02-xxxx 1973 unknown 48 to 60 yrs Valid
522-42-xxxx 1951 unknown 70 to 82 yrs Valid
522-44-xxxx 1952 unknown 69 to 81 yrs Valid
522-48-xxxx 1955 unknown 66 to 78 yrs Valid
522-50-xxxx 1956 unknown 65 to 77 yrs Valid
522-52-xxxx 1957 unknown 64 to 76 yrs Valid
522-56-xxxx 1960 unknown 61 to 73 yrs Valid
522-58-xxxx 1961 unknown 60 to 72 yrs Valid
522-60-xxxx 1962 unknown 59 to 71 yrs Valid
522-62-xxxx 1963 unknown 58 to 70 yrs Valid
522-64-xxxx 1963 unknown 58 to 70 yrs Valid
522-66-xxxx 1963 unknown 58 to 70 yrs Valid
522-68-xxxx 1964 unknown 57 to 69 yrs Valid
522-70-xxxx 1965 unknown 56 to 68 yrs Valid
522-72-xxxx 1965 unknown 56 to 68 yrs Valid
522-74-xxxx 1966 unknown 55 to 67 yrs Valid
522-76-xxxx 1967 unknown 54 to 66 yrs Valid
522-78-xxxx 1967 unknown 54 to 66 yrs Valid
522-80-xxxx 1968 unknown 53 to 65 yrs Valid
522-82-xxxx 1969 unknown 52 to 64 yrs Valid
522-84-xxxx 1969 unknown 52 to 64 yrs Valid

** This Document Provided By SSN-Verify.com **
Source: http://www.ssn-verify.com/lookup/colorado/1973