Method of outsorting return to sender mail using an incoming mail sorting apparatus

摘要

The an embodiment of the present invention generally comprises a mailpiece sorting apparatus including an addressee database and a state/ZIP Code list generated from the addressee database. Mailpieces for which the addressee cannot be determined are processed using ZIP Code and/or State information read from the mailpiece. The state/ZIP Code information read from the mailpiece is compared to the state/ZIP Code list to determine if there is a match. If there is not match, the mailpiece is sorted to a "return to sender" bin.