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SSNChecker Social Security Number verification and lookup

Is 559-25-0001 a valid SSN?

559-25-0001 looks valid in the public record. The likely issue location is California (CA), and the year range is 1978 to 1979.

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 559-25-0001 a valid SSN?

Valid

559-25-0001 looks valid in the public record. The likely issue location is California (CA), and the year range is 1978 to 1979.

Status

Valid

Matches the public SSA record.

Issue location

California (CA)

Based on the first three digits of the SSN.

Issue years

1978 to 1979

Estimated first and last year for this number range.

Lookup details
SSN
559-25-0001
Area number
559
Group number
25
Serial number
0001
Last published group
99
Record window
before November 2003

What this result means

559-25-0001 fits the published pre-randomization record. The area points to California (CA), and the published group history supports an issue range of 1978 to 1979.