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SSNChecker Social Security Number verification and lookup

Is 520-78-0001 a valid SSN?

520-78-0001 looks valid in the public record. The likely issue location is Wyoming (WY), and the year range is 1970 to 1973.

Check a Social Security number

Enter any 9-digit SSN to check format, likely issue location, and the published issue-year range.

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

Is 520-78-0001 a valid SSN?

Valid

520-78-0001 looks valid in the public record. The likely issue location is Wyoming (WY), and the year range is 1970 to 1973.

Status

Valid

Matches the public SSA record.

Issue location

Wyoming (WY)

Based on the first three digits of the SSN.

Issue years

1970 to 1973

Estimated first and last year for this number range.

Lookup details
SSN
520-78-0001
Area number
520
Group number
78
Serial number
0001
Last published group
61
Record window
before November 2003

What this result means

520-78-0001 fits the published pre-randomization record. The area points to Wyoming (WY), and the published group history supports an issue range of 1970 to 1973.