Connecticut Social Security Numbers

Social Security Numbers issued to Connecticut fall between 040-##-#### and 049-##-####.

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

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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 >

Connecticut SSNs by Year

Within the 040-##-#### to 049-##-#### 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?
042-58-####	1972	1977	60 to 69 yrs	Valid
042-60-####	1972	1977	60 to 69 yrs	Valid
042-62-####	1973	1977	60 to 68 yrs	Valid
042-64-####	1974	1977	60 to 67 yrs	Valid
042-66-####	1975	1977	60 to 66 yrs	Valid
042-68-####	1976	1977	60 to 65 yrs	Valid
042-70-####	1978	1979	58 to 63 yrs	Valid
042-72-####	1980	unknown	49 to 61 yrs	Valid
042-74-####	1981	1983	54 to 60 yrs	Valid
042-76-####	1984	unknown	45 to 57 yrs	Valid
042-78-####	1985	1986	51 to 56 yrs	Valid
042-80-####	1987	unknown	42 to 54 yrs	Valid
042-82-####	1988	unknown	29 to 37 yrs	Valid
042-84-####	1988	unknown	29 to 37 yrs	Valid
042-86-####	1988	1992	33 to 37 yrs	Valid
042-88-####	1988	1992	33 to 37 yrs	Valid
042-90-####	1992	unknown	25 to 33 yrs	Valid
042-92-####	1995	unknown	22 to 30 yrs	Valid
042-94-####	1995	unknown	22 to 30 yrs	Valid
042-96-####	1996	1998	27 to 29 yrs	Valid
042-98-####	1998	unknown	19 to 27 yrs	Valid
043-01-####	1936	1950	87 to 105 yrs	Valid
043-02-####	2000	unknown	17 to 25 yrs	Valid
043-03-####	1936	1950	87 to 105 yrs	Valid
043-04-####	2001	2002	23 to 24 yrs	Valid
043-05-####	1936	1950	87 to 105 yrs	Valid
043-06-####	2003	2005	20 to 22 yrs	Valid
043-07-####	1936	1950	87 to 105 yrs	Valid
043-08-####	2005	2006	19 to 20 yrs	Valid
043-09-####	1936	1950	87 to 105 yrs	Valid
043-10-####	1936	1950	87 to 105 yrs	Valid
043-11-####	2006	2008	17 to 19 yrs	Valid
043-12-####	1936	1950	87 to 105 yrs	Valid
043-13-####	2008	2010	15 to 17 yrs	Valid
043-14-####	1936	1950	87 to 105 yrs	Valid
043-15-####	2010	2011	14 to 15 yrs	Valid
043-16-####	1936	1950	87 to 105 yrs	Valid
043-18-####	1936	1950	87 to 105 yrs	Valid
043-20-####	1936	1950	87 to 105 yrs	Valid
043-22-####	1936	1950	87 to 105 yrs	Valid
043-24-####	1936	1950	87 to 105 yrs	Valid
043-26-####	1951	unknown	78 to 90 yrs	Valid
043-28-####	1952	unknown	77 to 89 yrs	Valid
043-30-####	1953	1956	81 to 88 yrs	Valid
043-32-####	1957	1958	79 to 84 yrs	Valid
043-34-####	1959	1960	77 to 82 yrs	Valid
043-36-####	1961	1962	75 to 80 yrs	Valid
043-38-####	1963	unknown	66 to 78 yrs	Valid
043-40-####	1963	unknown	66 to 78 yrs	Valid
043-42-####	1964	1965	72 to 77 yrs	Valid

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