Zip Code
The Zip Code validation checks the contents of a specified server variable to determine if the value contains only numbers, and whether they are 5, 6, or 9 characters in length. It can also be configured to accept blank entries.

Set the configuration options and click OK to complete configuration of the validation within the Server Validation dialog.
The following options are available for configuration of the Zip Code validation:

Set the configuration options and click OK to complete configuration of the validation within the Server Validation dialog.
The following options are available for configuration of the Zip Code validation:
- Allow: Check the length(s) of the zip code which the validation will check for. Options are:
- 5 (U.S. standard)
- 9 (U.S. standard)
- 6 digit (Canadian standard)
- UK postal code
- Allow blank entry: configures the validation to allow blank entries or not allow them.