logo Colorado Social Security Numbers

Social Security Numbers issued to Colorado fall between 521-##-#### and 653-##-####.


Use the SSN Search Tool to check individual Social Security Numbers.

You must select a state.


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 by Year

Within the 521-##-#### to 653-##-#### 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?
524-54-#### 1959 unknown 69 to 81 yrs Valid
524-55-#### 1987 unknown 41 to 53 yrs Valid
524-56-#### 1960 unknown 68 to 80 yrs Valid
524-57-#### 1987 unknown 41 to 53 yrs Valid
524-58-#### 1961 unknown 67 to 79 yrs Valid
524-59-#### 1987 unknown 41 to 53 yrs Valid
524-60-#### 1962 unknown 66 to 78 yrs Valid
524-61-#### 1988 unknown 28 to 36 yrs Valid
524-62-#### 1963 unknown 65 to 77 yrs Valid
524-63-#### 1988 unknown 28 to 36 yrs Valid
524-64-#### 1963 unknown 65 to 77 yrs Valid
524-65-#### 1988 unknown 28 to 36 yrs Valid
524-66-#### 1964 unknown 64 to 76 yrs Valid
524-67-#### 1988 unknown 28 to 36 yrs Valid
524-68-#### 1965 unknown 63 to 75 yrs Valid
524-69-#### 1989 1992 32 to 35 yrs Valid
524-70-#### 1965 unknown 63 to 75 yrs Valid
524-71-#### 1989 1992 32 to 35 yrs Valid
524-72-#### 1965 unknown 63 to 75 yrs Valid
524-73-#### 1989 1992 32 to 35 yrs Valid
524-74-#### 1966 unknown 62 to 74 yrs Valid
524-75-#### 1989 1992 32 to 35 yrs Valid
524-76-#### 1967 unknown 61 to 73 yrs Valid
524-77-#### 1989 1992 32 to 35 yrs Valid
524-78-#### 1968 unknown 60 to 72 yrs Valid
524-79-#### 1989 1992 32 to 35 yrs Valid
524-80-#### 1968 unknown 60 to 72 yrs Valid
524-81-#### 1989 1992 32 to 35 yrs Valid
524-82-#### 1969 unknown 59 to 71 yrs Valid
524-83-#### 1989 1992 32 to 35 yrs Valid
524-84-#### 1969 unknown 59 to 71 yrs Valid
524-85-#### 1989 1992 32 to 35 yrs Valid
524-86-#### 1970 unknown 58 to 70 yrs Valid
524-87-#### 1993 unknown 23 to 31 yrs Valid
524-88-#### 1971 unknown 57 to 69 yrs Valid
524-89-#### 1993 unknown 23 to 31 yrs Valid
524-90-#### 1971 unknown 57 to 69 yrs Valid
524-91-#### 1994 unknown 22 to 30 yrs Valid
524-92-#### 1972 unknown 56 to 68 yrs Valid
524-93-#### 1994 unknown 22 to 30 yrs Valid
524-94-#### 1972 unknown 56 to 68 yrs Valid
524-95-#### 1995 unknown 21 to 29 yrs Valid
524-96-#### 1973 unknown 55 to 67 yrs Valid
524-97-#### 1995 unknown 21 to 29 yrs Valid
524-98-#### 1973 unknown 55 to 67 yrs Valid
524-99-#### 1996 unknown 20 to 28 yrs Valid
650-01-#### 1996 unknown 20 to 28 yrs Valid
650-03-#### 1997 unknown 19 to 27 yrs Valid
650-05-#### 1997 unknown 19 to 27 yrs Valid
650-07-#### 1998 unknown 18 to 26 yrs Valid

** This Document Provided By SSN-Verify.com **
Source: http://www.ssn-verify.com/lookup/colorado?page=8