Adjusted Service Commitment exclusion period (ASC exclusion period) The time during the year (the holiday mailing season in December) when…
Adjustable Platform Stool A stool with a heavy base, adjustable for height and angle, used by clerks doing manual distribution.…
Adhesive Stamp A gummed stamp, either self-adhesive or with mucilage requiring moistening, that is designed to be affixed to mail.
Adhesive (1) The gum or glue on the back of a postage stamp. Stamp adhesive may be either wateractivated or…
A découvert (French)Universal Postal Union term: (1) An item with no envelope or packing found (“discovered”) in the mail. (2) An…
Address Service Requested An Ancillary Service endorsement printed on mail by the sender that directs USPS to forward undeliverable-as-addressed mail…
Address Quality Reporting Tool (AQRT) A Web-based application that uses possible data discrepancies to assist in identifying delivery routes to…
Address Matching System Application Programming Interface (AMS API) Software used to develop address matching software. AMS API gives access to…
Address Management System (AMS) The national USPS database of every delivery address with its associated ZIP Code, ZIP+4 code, and…
Address Management Services (AMS) A stand-alone Special Service available for a fee that mailers use to correct name and address…