Brian Dunning's FileMaker Custom Functions

SSNValidate ( SSN )

Basic validation for social security numbers

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Travis Wilton   Travis Wilton - Show more from this author
Entellic Corporation
https://entellic.com

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  Sample input:
SSNValidate ("123456789")
  Sample output:
Dummy SSN

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

Performs the following checks on a SSN:
1. Cannot begin with 9
2. 9 digits long (without hyphens)
3. If hyphens exist, they are both in the correct place
4. Contains only digits and hyphens
5. First 3 digits cannot be 000 or 666
6. Next 2 digits cannot be 00
7. Last 4 digits cannot be 0000
8. Cannot be a known dummy number

 

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