Illinois Social Security Numbers

Social Security Numbers issued to Illinois fall between 318-01-0001 and 361-98-9999.

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.

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Social Security Number First Year Issued Last Year Issued Estimated Age of Cardholder Valid SSN?
318-01-xxxx1950195081 to 99 yrsValid
318-02-xxxx2004200415 to 17 yrsValid
318-03-xxxx1950195081 to 99 yrsValid
318-04-xxxx2006200613 to 15 yrsValid
318-05-xxxx1950195081 to 99 yrsValid
318-06-xxxx2008200811 to 13 yrsValid
318-07-xxxx1950195081 to 99 yrsValid
318-08-xxxx201020109 to 11 yrsValid
318-09-xxxx1950195081 to 99 yrsValid
318-10-xxxx1950195081 to 99 yrsValid
318-11-xxxx201120118 to 9 yrsValid
318-12-xxxx1950195081 to 99 yrsValid
318-14-xxxx1950195081 to 99 yrsValid
318-16-xxxx1950195081 to 99 yrsValid
318-18-xxxx1950195081 to 99 yrsValid
318-20-xxxx1950195081 to 99 yrsValid
318-22-xxxx1950195081 to 99 yrsValid
318-24-xxxx1950195081 to 99 yrsValid
318-26-xxxx1950195081 to 99 yrsValid
318-28-xxxxunknownunknown72 to 84 yrsValid
318-30-xxxx1953195378 to 83 yrsValid
318-32-xxxx1955195576 to 81 yrsValid
318-34-xxxx1958195873 to 79 yrsValid
318-36-xxxx1960196071 to 76 yrsValid
318-38-xxxx1962196269 to 74 yrsValid
318-40-xxxxunknownunknown60 to 72 yrsValid
318-42-xxxxunknownunknown59 to 71 yrsValid
318-44-xxxxunknownunknown58 to 70 yrsValid
318-46-xxxx1967196764 to 69 yrsValid
318-48-xxxxunknownunknown55 to 67 yrsValid
318-50-xxxxunknownunknown54 to 66 yrsValid
318-52-xxxxunknownunknown53 to 65 yrsValid
318-54-xxxx1972197259 to 64 yrsValid
318-56-xxxxunknownunknown50 to 62 yrsValid
318-58-xxxxunknownunknown50 to 62 yrsValid
318-60-xxxxunknownunknown49 to 61 yrsValid
318-62-xxxxunknownunknown48 to 60 yrsValid
318-64-xxxxunknownunknown47 to 59 yrsValid
318-66-xxxx1978197853 to 58 yrsValid
318-68-xxxx1980198051 to 56 yrsValid
318-70-xxxxunknownunknown42 to 54 yrsValid
318-72-xxxx1983198348 to 53 yrsValid
318-74-xxxxunknownunknown39 to 51 yrsValid
318-76-xxxx1986198645 to 50 yrsValid
318-78-xxxxunknownunknown36 to 48 yrsValid
318-80-xxxxunknownunknown36 to 48 yrsValid
318-82-xxxxunknownunknown23 to 31 yrsValid
318-84-xxxx1992199227 to 30 yrsValid
318-86-xxxx1992199227 to 30 yrsValid
318-88-xxxx1992199227 to 30 yrsValid
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