The address validation process identifies the Mask Truncation Code corresponding to the Postal Code Mask that was used when defining the address. When address validation is performed, only the portion of the postal code defined by the Mask Truncation Code is referenced. All subsequent characters are ignored.
Assume postal data for USA is being maintained at the five-digit zip level and the following address is supplied:
Postal data for USA is maintained at the five-digit zip level, the Mask Truncation Code for the Postal Mask #####-#### for Country USA is #####~~~~ which indicates that the last four characters that are persisted should be ignored when performing address validation.
In this example, address validation is performed as if the address was input as follows:
The value for Postal Code that is persisted in the Address table is 752346072.