Publication 401: Guide to the Manifest Mailing System

This publication provides information on the Manifest Mailing System, which automates the documentation of postage and fees for all pieces in a mailing paid via permit imprint indicia.

Publication 199: Intelligent Mail Package Barcode (IMpb) Implementation Guide for Confirmation Services and Electronic Payment Systems

Labeling List Changes Effective February 1, 2025

Effective February 1, 2025, the Postal Service™ will revise Labeling List(s) L007, L012, L201, L601, L605, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the February 1, 2025, effective date through March 31, 2025, expiration date. The changes will be published in the Postal Bulletin, Issue #22667.

Appendix C: ACS™ Product Code Information and Details

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

PCC Insider August 2024 Edition

PCC Insider October 2024 Edition

2025 Promotions Webinar - Part 2 Video

PCC Membership Drive Template

2025 Promotions Calendar and Technical Information

Labeling List Changes Effective September 1, 2024

Effective September 1, 2024, we are revising Labeling List(s) L001, L002, L005, L007, L012, L014, L601, L602, L605, L606, and L607 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the September 1, 2024, effective date, but no later than October 31, 2024, expiration date. The changes will be published in the Postal Bulletin, Issue #22657.