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SSNChecker Social Security Number verification and lookup

Is 427-17-0001 a valid SSN?

427-17-0001 looks valid in the public record. The likely issue location is Mississippi (MS), and the year range is 1976 to 1977.

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 427-17-0001 a valid SSN?

Valid

427-17-0001 looks valid in the public record. The likely issue location is Mississippi (MS), and the year range is 1976 to 1977.

Status

Valid

Matches the public SSA record.

Issue location

Mississippi (MS)

Based on the first three digits of the SSN.

Issue years

1976 to 1977

Estimated first and last year for this number range.

Lookup details
SSN
427-17-0001
Area number
427
Group number
17
Serial number
0001
Last published group
99
Record window
before November 2003

What this result means

427-17-0001 fits the published pre-randomization record. The area points to Mississippi (MS), and the published group history supports an issue range of 1976 to 1977.