Iowa Social Security Numbers

Social Security Numbers issued to Iowa fall between 478-##-#### and 485-##-####.

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 >

Iowa SSNs by Year

Within the 478-##-#### to 485-##-#### 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?
480-78-####	1972	unknown	58 to 70 yrs	Valid
480-80-####	1973	unknown	57 to 69 yrs	Valid
480-82-####	1973	unknown	57 to 69 yrs	Valid
480-84-####	1974	unknown	56 to 68 yrs	Valid
480-86-####	1974	unknown	56 to 68 yrs	Valid
480-88-####	1975	1976	62 to 67 yrs	Valid
480-90-####	1977	unknown	53 to 65 yrs	Valid
480-92-####	1977	unknown	53 to 65 yrs	Valid
480-94-####	1977	1978	60 to 65 yrs	Valid
480-96-####	1979	unknown	51 to 63 yrs	Valid
480-98-####	1980	1981	57 to 62 yrs	Valid
481-01-####	1936	1950	88 to 106 yrs	Valid
481-02-####	1982	unknown	48 to 60 yrs	Valid
481-03-####	1936	1950	88 to 106 yrs	Valid
481-04-####	1983	unknown	47 to 59 yrs	Valid
481-05-####	1936	1950	88 to 106 yrs	Valid
481-06-####	1984	1985	53 to 58 yrs	Valid
481-07-####	1936	1950	88 to 106 yrs	Valid
481-08-####	1986	unknown	44 to 56 yrs	Valid
481-09-####	1936	1950	88 to 106 yrs	Valid
481-10-####	1936	1950	88 to 106 yrs	Valid
481-11-####	1987	unknown	43 to 55 yrs	Valid
481-12-####	1936	1950	88 to 106 yrs	Valid
481-13-####	1987	unknown	43 to 55 yrs	Valid
481-14-####	1936	1950	88 to 106 yrs	Valid
481-15-####	1988	unknown	30 to 38 yrs	Valid
481-16-####	1936	1950	88 to 106 yrs	Valid
481-17-####	1989	1992	34 to 37 yrs	Valid
481-18-####	1936	1950	88 to 106 yrs	Valid
481-19-####	1989	1992	34 to 37 yrs	Valid
481-20-####	1936	1950	88 to 106 yrs	Valid
481-21-####	1989	1992	34 to 37 yrs	Valid
481-22-####	1936	1950	88 to 106 yrs	Valid
481-23-####	1994	unknown	24 to 32 yrs	Valid
481-24-####	1936	1950	88 to 106 yrs	Valid
481-25-####	1996	unknown	22 to 30 yrs	Valid
481-26-####	1936	1950	88 to 106 yrs	Valid
481-27-####	1997	1998	28 to 29 yrs	Valid
481-28-####	1936	1950	88 to 106 yrs	Valid
481-29-####	1999	unknown	19 to 27 yrs	Valid
481-30-####	1936	1950	88 to 106 yrs	Valid
481-31-####	2001	unknown	17 to 25 yrs	Valid
481-32-####	1936	1950	88 to 106 yrs	Valid
481-33-####	2003	2005	21 to 23 yrs	Valid
481-34-####	1936	1950	88 to 106 yrs	Valid
481-35-####	2005	2006	20 to 21 yrs	Valid
481-36-####	1936	1950	88 to 106 yrs	Valid
481-37-####	2006	2008	18 to 20 yrs	Valid
481-38-####	1951	1952	86 to 91 yrs	Valid
481-39-####	2008	2010	16 to 18 yrs	Valid

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