Address Change Service (ACS™) An automated address correction process that provides to participating mailers a data file containing change-of-address…
Address Block The area on a mailpiece containing the address to which USPS is to deliver a mailpiece.
Address The location to which USPS is to deliver a mailpiece. It consists of certain elements such as recipient name,…
Additional Mailing Office A Post Office other than the original mailing office used to mail nonprofit Standard Mail pieces.
Additional Entry Office A Post Office other than the office of original entry where a publisher is authorized to mail…
Additional Entry Presenting a Periodicals mailing at an authorized Post Office other than the office of original entry
ADC A presort level in which all pieces in the bundle or container are addressed for delivery in the service…
Actual Count (AC) The exact numerical count of all mail classes and products worked.
Activity Code A one-digit number that indicates the functional area in which an employee is assigned. The activity code is…
Active Delivery Point A delivery point that is currently occupied or vacant less than 90 days.