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Kentucky SSN lookup

Area numbers assigned to Kentucky fell in these old-system blocks: 400-407. Use this page to see which prefixes matched Kentucky and then check an individual number.

This is page 21 of 23. The rows on this page run from 406-71-#### to 407-54-####.

Area number range

400-407

Published area blocks tied to this lookup page.

Area count

8

Distinct area numbers in this assignment block.

What this page tells you

Location match

Use these prefixes to see whether the first three digits point to Kentucky before you run a full lookup.

Kentucky area numbers

The first three digits of an old-style SSN could point to Kentucky when they fell inside one of these published ranges.

400-407

Areas 400 through 407

Kentucky SSN patterns by year

These rows show the issued area and group combinations linked to Kentucky. Open any pattern as a full lookup by swapping in the last four digits.

Social Security number First year Last year Likely age today Status
406-71-#### 2009 Unknown 17 to 35 yrs Valid
406-73-#### 2011 Unknown 15 to 33 yrs Valid
407-01-#### 1936 1950 76 to 108 yrs Valid
407-03-#### 1936 1950 76 to 108 yrs Valid
407-05-#### 1936 1950 76 to 108 yrs Valid
407-07-#### 1936 1950 76 to 108 yrs Valid
407-09-#### 1936 1950 76 to 108 yrs Valid
407-10-#### 1936 1950 76 to 108 yrs Valid
407-12-#### 1936 1950 76 to 108 yrs Valid
407-14-#### 1936 1950 76 to 108 yrs Valid
407-16-#### 1936 1950 76 to 108 yrs Valid
407-18-#### 1936 1950 76 to 108 yrs Valid
407-20-#### 1936 1950 76 to 108 yrs Valid
407-22-#### 1936 1950 76 to 108 yrs Valid
407-24-#### 1936 1950 76 to 108 yrs Valid
407-26-#### 1936 1950 76 to 108 yrs Valid
407-28-#### 1936 1950 76 to 108 yrs Valid
407-30-#### 1936 1950 76 to 108 yrs Valid
407-32-#### 1936 1950 76 to 108 yrs Valid
407-34-#### 1937 1951 75 to 107 yrs Valid
407-36-#### 1939 1952 74 to 105 yrs Valid
407-38-#### 1940 1953 73 to 104 yrs Valid
407-40-#### 1941 1954 72 to 103 yrs Valid
407-42-#### 1943 1954 72 to 101 yrs Valid
407-44-#### 1944 1955 71 to 100 yrs Valid
407-46-#### 1945 1956 70 to 99 yrs Valid
407-48-#### 1946 1957 69 to 98 yrs Valid
407-50-#### 1948 1958 68 to 96 yrs Valid
407-52-#### 1949 1959 67 to 95 yrs Valid
407-54-#### 1950 1960 66 to 94 yrs Valid
What this page covers

This page covers issued SSN patterns for Kentucky from 406-71-#### to 407-54-####. If you are scanning older prefixes or comparing issue-year ranges, this gives you a faster way to narrow the search.

Each row represents a valid issued area and group combination under the old system. Open any row to run a full number check and see the likely location and year range.

How to use this page

If an SSN starts with one of the prefixes above, Kentucky is a likely issue location under the old system.

To check the number further, run the full nine digits through the checker. The result page can then tell you whether the group fits the published record and what year range the number most likely falls into.

Example old-style prefix for this page: 400-01-0001

Check a Kentucky SSN

Enter a full SSN to check whether it fits the old record for Kentucky.

Formats like `001010013` and `001-01-0013` both work.