California Social Security Numbers

Social Security Numbers issued to California fall between 545-##-#### and 626-##-####.

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 >

California SSNs by Year

Within the 545-##-#### to 626-##-#### 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?
545-51-####	1978	unknown	51 to 63 yrs	Valid
545-52-####	1955	unknown	74 to 86 yrs	Valid
545-53-####	1978	unknown	51 to 63 yrs	Valid
545-54-####	1956	unknown	73 to 85 yrs	Valid
545-55-####	1979	unknown	50 to 62 yrs	Valid
545-56-####	1957	unknown	72 to 84 yrs	Valid
545-57-####	1979	unknown	50 to 62 yrs	Valid
545-58-####	1958	unknown	71 to 83 yrs	Valid
545-59-####	1979	unknown	50 to 62 yrs	Valid
545-60-####	1959	unknown	70 to 82 yrs	Valid
545-61-####	1980	unknown	49 to 61 yrs	Valid
545-62-####	1960	unknown	69 to 81 yrs	Valid
545-63-####	1980	unknown	49 to 61 yrs	Valid
545-64-####	1961	unknown	68 to 80 yrs	Valid
545-65-####	1981	unknown	48 to 60 yrs	Valid
545-66-####	1962	unknown	67 to 79 yrs	Valid
545-67-####	1981	unknown	48 to 60 yrs	Valid
545-68-####	1962	unknown	67 to 79 yrs	Valid
545-69-####	1981	unknown	48 to 60 yrs	Valid
545-70-####	1963	unknown	66 to 78 yrs	Valid
545-71-####	1982	unknown	47 to 59 yrs	Valid
545-72-####	1963	unknown	66 to 78 yrs	Valid
545-73-####	1982	unknown	47 to 59 yrs	Valid
545-74-####	1964	unknown	65 to 77 yrs	Valid
545-75-####	1983	unknown	46 to 58 yrs	Valid
545-76-####	1964	unknown	65 to 77 yrs	Valid
545-77-####	1983	unknown	46 to 58 yrs	Valid
545-78-####	1965	unknown	64 to 76 yrs	Valid
545-79-####	1984	unknown	45 to 57 yrs	Valid
545-80-####	1965	unknown	64 to 76 yrs	Valid
545-81-####	1984	unknown	45 to 57 yrs	Valid
545-82-####	1966	unknown	63 to 75 yrs	Valid
545-83-####	1984	unknown	45 to 57 yrs	Valid
545-84-####	1966	unknown	63 to 75 yrs	Valid
545-85-####	1985	unknown	44 to 56 yrs	Valid
545-86-####	1966	unknown	63 to 75 yrs	Valid
545-87-####	1985	unknown	44 to 56 yrs	Valid
545-88-####	1967	unknown	62 to 74 yrs	Valid
545-89-####	1986	unknown	43 to 55 yrs	Valid
545-90-####	1968	unknown	61 to 73 yrs	Valid
545-91-####	1986	unknown	43 to 55 yrs	Valid
545-92-####	1968	unknown	61 to 73 yrs	Valid
545-93-####	1987	unknown	42 to 54 yrs	Valid
545-94-####	1969	unknown	60 to 72 yrs	Valid
545-95-####	1987	unknown	42 to 54 yrs	Valid
545-96-####	1969	unknown	60 to 72 yrs	Valid
545-97-####	1987	unknown	42 to 54 yrs	Valid
545-98-####	1969	unknown	60 to 72 yrs	Valid
545-99-####	1987	unknown	42 to 54 yrs	Valid
546-01-####	1936	1950	87 to 105 yrs	Valid

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