Connecticut Social Security Numbers

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

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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?
040-01-####	1936	1950	87 to 105 yrs	Valid
040-02-####	1999	2000	25 to 26 yrs	Valid
040-03-####	1936	1950	87 to 105 yrs	Valid
040-04-####	2001	2003	22 to 24 yrs	Valid
040-05-####	1936	1950	87 to 105 yrs	Valid
040-06-####	2003	2004	21 to 22 yrs	Valid
040-07-####	1936	1950	87 to 105 yrs	Valid
040-08-####	2004	2006	19 to 21 yrs	Valid
040-09-####	1936	1950	87 to 105 yrs	Valid
040-10-####	1936	1950	87 to 105 yrs	Valid
040-11-####	2006	2007	18 to 19 yrs	Valid
040-12-####	1936	1950	87 to 105 yrs	Valid
040-13-####	2007	2009	16 to 18 yrs	Valid
040-14-####	1936	1950	87 to 105 yrs	Valid
040-15-####	2009	2011	14 to 16 yrs	Valid
040-16-####	1936	1950	87 to 105 yrs	Valid
040-18-####	1936	1950	87 to 105 yrs	Valid
040-20-####	1936	1950	87 to 105 yrs	Valid
040-22-####	1936	1950	87 to 105 yrs	Valid
040-24-####	1936	1950	87 to 105 yrs	Valid
040-26-####	1936	1950	87 to 105 yrs	Valid
040-28-####	1951	1952	85 to 90 yrs	Valid
040-30-####	1953	1955	82 to 88 yrs	Valid
040-32-####	1956	1957	80 to 85 yrs	Valid
040-34-####	1958	1960	77 to 83 yrs	Valid
040-36-####	1961	unknown	68 to 80 yrs	Valid
040-38-####	1962	unknown	67 to 79 yrs	Valid
040-40-####	1963	unknown	66 to 78 yrs	Valid
040-42-####	1963	1964	73 to 78 yrs	Valid
040-44-####	1965	unknown	64 to 76 yrs	Valid
040-46-####	1966	unknown	63 to 75 yrs	Valid
040-48-####	1967	1968	69 to 74 yrs	Valid
040-50-####	1969	unknown	60 to 72 yrs	Valid
040-52-####	1970	unknown	59 to 71 yrs	Valid
040-54-####	1971	unknown	58 to 70 yrs	Valid
040-56-####	1972	1977	60 to 69 yrs	Valid
040-58-####	1973	1977	60 to 68 yrs	Valid
040-60-####	1973	1977	60 to 68 yrs	Valid
040-62-####	1974	1977	60 to 67 yrs	Valid
040-64-####	1975	1977	60 to 66 yrs	Valid
040-66-####	1976	1977	60 to 65 yrs	Valid
040-68-####	1976	1978	59 to 65 yrs	Valid
040-70-####	1979	unknown	50 to 62 yrs	Valid
040-72-####	1980	1981	56 to 61 yrs	Valid
040-74-####	1982	unknown	47 to 59 yrs	Valid
040-76-####	1983	1984	53 to 58 yrs	Valid
040-78-####	1985	unknown	44 to 56 yrs	Valid
040-80-####	1986	unknown	43 to 55 yrs	Valid
040-82-####	1987	unknown	42 to 54 yrs	Valid
040-84-####	1988	unknown	29 to 37 yrs	Valid

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