Please send an email to ACS@usps.gov requesting the current versions of the EPF download managers and documentation to create your own download manager.
This document contains the technical guide for ACS file format.
Enrollment form for ACS™.
Appendix A provides a detailed description of the various address correction options available within basic / Nonautomation and full-service mailings and the STIDs that provide the different undeliverable-as-addressed (UAA) treatments.
This document is a guide that provides technical information about Traditional ACS™ with shipper paid services.
Technical guide for users of Intelligent Mail® Package Barcode (IMpb) Address Change Services (ACS). Includes a solution overview, features, participation requirements, and service endorsement options.
This document provides ACS™ Product Codes, descriptions, classifications, shapes, and fees.
This guide provides technical references for OneCode ACS®.
A complete overview of Address Change Services: eligibility, benefits, implementation, and technical specifications.
This document is an enrollment application form for Secure Destruction.
A technical reference for implementing the Secure Destruction process.
This form is used to create a Web-based account with the National Customer Support Center (NCSC) which will be utilized to retrieve/download files from the Electronic Product Fulfillment (EPF) website.
This document is designed to enhance mailers' understanding of the US Postal Service's ACS™ product.
This document is a guide that provides technical information about Traditional ACS™.
This guide is a technical reference for SingleSource ACS. Includes how ACS works, participation requirements, and fulfillment files.
This document contains information on Optional Endorsement Lines (OELs).
This document provides information on Address Change Service (ACS).
This document provides information on Addressing.
This document provides information on Placement and Physical Standards for Endorsements.
Learn the different methods of accessing your ACS™ files from EPF.
Sample file formats for ACS™.
Documentation for the Client Side ACS™ EPF Download Manager software package.
This document contains a glossary of ACS™ terms.
This document provides frequently asked questions (FAQs) and answers about the Intelligent Mail® Barcode, Traditional ACS™, OneCode ACS™, Full Service ACS™, Single Source ACS™, and the Intelligent Mail® Package Barcode (IMpb).
This document details frequently asked questions regarding the Traditional ACS required change.
The purpose of the Electronic Mailing Information and Reports Guide is to provide information on how to access and use electronic mailing reports and to keep the user apprised of the continuous improvements to the reports as the Intelligent Mail Program matures.
Traditional Keyline Utility - Enter a keyline, see the check digit.
ACS™ MOD 10 Keyline Utility utilizing Microsoft Excel®
This presentation from March 2005 National Postal Forum (NPF) on move update compliance.