Washington Social Security Numbers

Social Security Numbers issued to Washington fall between 531-##-#### and 539-##-####.

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 >

Washington SSNs by Year

Within the 531-##-#### to 539-##-#### 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?
536-80-####	1977	unknown	53 to 65 yrs	Valid
536-82-####	1978	unknown	52 to 64 yrs	Valid
536-84-####	1979	unknown	51 to 63 yrs	Valid
536-86-####	1980	unknown	50 to 62 yrs	Valid
536-88-####	1981	unknown	49 to 61 yrs	Valid
536-90-####	1982	unknown	48 to 60 yrs	Valid
536-92-####	1983	unknown	47 to 59 yrs	Valid
536-94-####	1984	unknown	46 to 58 yrs	Valid
536-96-####	1985	unknown	45 to 57 yrs	Valid
536-98-####	1986	unknown	44 to 56 yrs	Valid
537-01-####	1936	1950	88 to 106 yrs	Valid
537-02-####	1986	unknown	44 to 56 yrs	Valid
537-03-####	1936	1950	88 to 106 yrs	Valid
537-04-####	1987	unknown	43 to 55 yrs	Valid
537-05-####	1936	1950	88 to 106 yrs	Valid
537-06-####	1987	unknown	43 to 55 yrs	Valid
537-07-####	1936	1950	88 to 106 yrs	Valid
537-08-####	1988	unknown	30 to 38 yrs	Valid
537-09-####	1936	1950	88 to 106 yrs	Valid
537-10-####	1936	1950	88 to 106 yrs	Valid
537-11-####	1988	unknown	30 to 38 yrs	Valid
537-12-####	1936	1950	88 to 106 yrs	Valid
537-13-####	1989	1992	34 to 37 yrs	Valid
537-14-####	1936	1950	88 to 106 yrs	Valid
537-15-####	1989	1992	34 to 37 yrs	Valid
537-16-####	1936	1950	88 to 106 yrs	Valid
537-17-####	1989	1992	34 to 37 yrs	Valid
537-18-####	1936	1950	88 to 106 yrs	Valid
537-19-####	1989	1992	34 to 37 yrs	Valid
537-20-####	1936	1950	88 to 106 yrs	Valid
537-21-####	1989	1992	34 to 37 yrs	Valid
537-22-####	1936	1950	88 to 106 yrs	Valid
537-23-####	1989	1992	34 to 37 yrs	Valid
537-24-####	1936	1950	88 to 106 yrs	Valid
537-25-####	1989	1992	34 to 37 yrs	Valid
537-26-####	1936	1950	88 to 106 yrs	Valid
537-27-####	1993	unknown	25 to 33 yrs	Valid
537-28-####	1936	1950	88 to 106 yrs	Valid
537-29-####	1994	unknown	24 to 32 yrs	Valid
537-30-####	1951	unknown	79 to 91 yrs	Valid
537-31-####	1994	unknown	24 to 32 yrs	Valid
537-32-####	1952	1953	85 to 90 yrs	Valid
537-33-####	1995	unknown	23 to 31 yrs	Valid
537-34-####	1954	unknown	76 to 88 yrs	Valid
537-35-####	1996	unknown	22 to 30 yrs	Valid
537-36-####	1955	1956	82 to 87 yrs	Valid
537-37-####	1997	1998	28 to 29 yrs	Valid
537-38-####	1957	1958	80 to 85 yrs	Valid
537-39-####	1998	unknown	20 to 28 yrs	Valid
537-40-####	1959	unknown	71 to 83 yrs	Valid

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