Ancillary Service Endorsements by USPS

Ancillary Service Endorsements

Ancillary Service Endorsements are the methods used by mailers to direct the USPS on how to handle new address mail. Ancillary Service Endorsements represent one of the three ways for a mailer to comply with the Move Update standard requirement; and, it’s fairly simple to put into place.  This service is available for several classes of mail: …

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