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?
480-10-####	1936	1950	86 to 104 yrs	Valid
480-11-####	1987	unknown	41 to 53 yrs	Valid
480-12-####	1936	1950	86 to 104 yrs	Valid
480-13-####	1987	unknown	41 to 53 yrs	Valid
480-14-####	1936	1950	86 to 104 yrs	Valid
480-15-####	1988	unknown	28 to 36 yrs	Valid
480-16-####	1936	1950	86 to 104 yrs	Valid
480-17-####	1989	1992	32 to 35 yrs	Valid
480-18-####	1936	1950	86 to 104 yrs	Valid
480-19-####	1989	1992	32 to 35 yrs	Valid
480-20-####	1936	1950	86 to 104 yrs	Valid
480-21-####	1989	1992	32 to 35 yrs	Valid
480-22-####	1936	1950	86 to 104 yrs	Valid
480-23-####	1994	unknown	22 to 30 yrs	Valid
480-24-####	1936	1950	86 to 104 yrs	Valid
480-25-####	1995	unknown	21 to 29 yrs	Valid
480-26-####	1936	1950	86 to 104 yrs	Valid
480-27-####	1997	1998	26 to 27 yrs	Valid
480-28-####	1936	1950	86 to 104 yrs	Valid
480-29-####	1999	unknown	17 to 25 yrs	Valid
480-30-####	1936	1950	86 to 104 yrs	Valid
480-31-####	2001	unknown	15 to 23 yrs	Valid
480-32-####	1936	1950	86 to 104 yrs	Valid
480-33-####	2002	2004	20 to 22 yrs	Valid
480-34-####	1936	1950	86 to 104 yrs	Valid
480-35-####	2004	2006	18 to 20 yrs	Valid
480-36-####	1936	1950	86 to 104 yrs	Valid
480-37-####	2006	2008	16 to 18 yrs	Valid
480-38-####	1951	1952	84 to 89 yrs	Valid
480-39-####	2008	2010	14 to 16 yrs	Valid
480-40-####	1953	1954	82 to 87 yrs	Valid
480-41-####	2010	2011	13 to 14 yrs	Valid
480-42-####	1955	unknown	73 to 85 yrs	Valid
480-44-####	1955	unknown	73 to 85 yrs	Valid
480-46-####	1956	unknown	72 to 84 yrs	Valid
480-48-####	1956	1957	79 to 84 yrs	Valid
480-50-####	1958	1959	77 to 82 yrs	Valid
480-52-####	1960	unknown	68 to 80 yrs	Valid
480-54-####	1961	unknown	67 to 79 yrs	Valid
480-56-####	1962	unknown	66 to 78 yrs	Valid
480-58-####	1963	unknown	65 to 77 yrs	Valid
480-60-####	1963	unknown	65 to 77 yrs	Valid
480-62-####	1964	unknown	64 to 76 yrs	Valid
480-64-####	1965	unknown	63 to 75 yrs	Valid
480-66-####	1966	unknown	62 to 74 yrs	Valid
480-68-####	1967	unknown	61 to 73 yrs	Valid
480-70-####	1968	unknown	60 to 72 yrs	Valid
480-72-####	1969	unknown	59 to 71 yrs	Valid
480-74-####	1970	unknown	58 to 70 yrs	Valid
480-76-####	1971	unknown	57 to 69 yrs	Valid

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