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?
564-70-####	1963	unknown	65 to 77 yrs	Valid
564-71-####	1982	unknown	46 to 58 yrs	Valid
564-72-####	1963	unknown	65 to 77 yrs	Valid
564-73-####	1983	unknown	45 to 57 yrs	Valid
564-74-####	1964	unknown	64 to 76 yrs	Valid
564-75-####	1983	unknown	45 to 57 yrs	Valid
564-76-####	1965	unknown	63 to 75 yrs	Valid
564-77-####	1984	unknown	44 to 56 yrs	Valid
564-78-####	1965	unknown	63 to 75 yrs	Valid
564-79-####	1984	unknown	44 to 56 yrs	Valid
564-80-####	1966	unknown	62 to 74 yrs	Valid
564-81-####	1984	unknown	44 to 56 yrs	Valid
564-82-####	1966	unknown	62 to 74 yrs	Valid
564-83-####	1985	unknown	43 to 55 yrs	Valid
564-84-####	1967	unknown	61 to 73 yrs	Valid
564-85-####	1985	unknown	43 to 55 yrs	Valid
564-86-####	1967	unknown	61 to 73 yrs	Valid
564-87-####	1986	unknown	42 to 54 yrs	Valid
564-88-####	1968	unknown	60 to 72 yrs	Valid
564-89-####	1986	unknown	42 to 54 yrs	Valid
564-90-####	1968	unknown	60 to 72 yrs	Valid
564-91-####	1986	unknown	42 to 54 yrs	Valid
564-92-####	1968	unknown	60 to 72 yrs	Valid
564-93-####	1987	unknown	41 to 53 yrs	Valid
564-94-####	1969	unknown	59 to 71 yrs	Valid
564-95-####	1987	unknown	41 to 53 yrs	Valid
564-96-####	1969	unknown	59 to 71 yrs	Valid
564-97-####	1987	unknown	41 to 53 yrs	Valid
564-98-####	1970	unknown	58 to 70 yrs	Valid
564-99-####	1987	unknown	41 to 53 yrs	Valid
565-01-####	1936	1950	86 to 104 yrs	Valid
565-02-####	1970	unknown	58 to 70 yrs	Valid
565-03-####	1936	1950	86 to 104 yrs	Valid
565-04-####	1971	unknown	57 to 69 yrs	Valid
565-05-####	1936	1950	86 to 104 yrs	Valid
565-06-####	1971	unknown	57 to 69 yrs	Valid
565-07-####	1936	1950	86 to 104 yrs	Valid
565-08-####	1971	unknown	57 to 69 yrs	Valid
565-09-####	1936	1950	86 to 104 yrs	Valid
565-10-####	1936	1950	86 to 104 yrs	Valid
565-11-####	1972	unknown	56 to 68 yrs	Valid
565-12-####	1936	1950	86 to 104 yrs	Valid
565-13-####	1972	unknown	56 to 68 yrs	Valid
565-14-####	1936	1950	86 to 104 yrs	Valid
565-15-####	1972	unknown	56 to 68 yrs	Valid
565-16-####	1936	1950	86 to 104 yrs	Valid
565-17-####	1972	unknown	56 to 68 yrs	Valid
565-18-####	1936	1950	86 to 104 yrs	Valid
565-19-####	1973	unknown	55 to 67 yrs	Valid
565-20-####	1936	1950	86 to 104 yrs	Valid

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