Tech Guides
04/26/2019
ACS™ File Format Technical Guide

This document contains the technical guide for ACS file format.

Applications/ Forms
03/15/2019
ACS™ Enrollment Form

Enrollment form for ACS™.

Publications
02/25/2019
Appendix A: Ancillary Service Type Identifier (STID) Details

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.

Tech Guides
01/25/2019
Intelligent Mail® Package Barcode (IMpb) ACS™ Technical Guide

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.

Tech Guides
01/25/2019
Traditional ACS™ with Shipper Paid Services Technical Guide

This document is a guide that provides technical information about Traditional ACS™ with shipper paid services.

Publications
07/25/2018
Appendix C: ACS™ Product Code Information and Details

This document provides ACS™ Product Codes, descriptions, classifications, shapes, and fees.

Tech Guides
06/21/2018
OneCode ACS® Technical Guide

This guide provides technical references for OneCode ACS®.

User Guides
09/18/2017
ACS™ Product Information Guide: Publication 8

A complete overview of Address Change Services: eligibility, benefits, implementation, and technical specifications.

Tech Guides
09/01/2017
Secure Destruction Technical Guide

A technical reference for implementing the Secure Destruction process.

Applications/ Forms
09/01/2017
Secure Destruction Enrollment Form

This document is an enrollment application form for Secure Destruction.

Applications/ Forms
06/09/2017
Electronic Product Fulfillment (EPF) Web Access Request Form (PS 5116)

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.

Publications
11/01/2016
Mailer's Technical Advisory Committee - Best Practices for ACS™

This document is designed to enhance mailers' understanding of the US Postal Service's ACS™ product.

Tech Guides
03/29/2016
SingleSource ACS™ Technical Guide

This guide is a technical reference for SingleSource ACS. Includes how ACS works, participation requirements, and fulfillment files.

Tech Guides
03/29/2016
Traditional ACS™ Technical Guide

This document is a guide that provides technical information about Traditional ACS™.

Publications
03/07/2016
Domestic Mail Manual (DMM®) 202.4.0, Placement and Physical Standards for Endorsements

This document provides information on Placement and Physical Standards for Endorsements.

Publications
03/07/2016
Domestic Mail Manual (DMM®) 708.7.0: Optional Endorsement Lines (OELs)

This document contains information on Optional Endorsement Lines (OELs).

Publications
03/07/2016
Domestic Mail Manual (DMM®) 602: Addressing

This document provides information on Addressing.

Publications
03/07/2016
Domestic Mail Manual (DMM®) 507.4.2: ACS™

This document provides information on Address Change Service (ACS).

Tech Guides
05/26/2015
ACS™ Electronic Product Fulfillment (EPF) Fulfillment File Access

Learn the different methods of accessing your ACS™ files from EPF.

Data Files
01/16/2015
ACS™ File Format Sample File

Sample file formats for ACS™.

Tech Guides
10/21/2014
ACS™ Electronic Product Fulfillment (EPF) Download Manager Technical Guide

Documentation for the Client Side ACS™ EPF Download Manager software package.

Tools
10/21/2014
Publications
07/28/2013
Appendix D: Glossary of ACS™ Acronyms and Terminology

This document contains a glossary of ACS™ terms.

Publications
07/28/2013
Appendix B: ACS™ Frequently Asked Questions

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).

FAQs
01/01/2013
ACS™ Announcement: Traditional ACS™ Service Type ID FAQ

This document details frequently asked questions regarding the Traditional ACS required change.

Tech Guides
10/09/2012
Full-Service Electronic Mailing Information and Reports Guide

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. 

Tools
01/02/2012
Traditional ACS™ Keyline Utility

Traditional Keyline Utility - Enter a keyline, see the check digit.

Tools
05/08/2009
Traditional ACS™ MOD 10 Keyline Utility with Microsoft Excel®

ACS™ MOD 10 Keyline Utility utilizing Microsoft Excel®

Presentations
04/22/2008
Move Update: Are You In Compliance?

This presentation from March 2005 National Postal Forum (NPF) on move update compliance.