Applications/ Forms
10/02/2025
Applications/ Forms
10/02/2025
Data Files
10/02/2025
Release Notes
10/02/2025
Announcements
10/01/2025
Data Files
10/01/2025
September 2025 Nixie Volume

This spreadsheet contains the UAA statistics for September 2025.

Data Files
09/29/2025
Labeling List Changes Effective November 1, 2025

Effective November 1, 2025, the Postal Service™ will revise Labeling List(s) L007, L012, L015, L051, L201, 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 November 1, 2025, effective date through December 31, 2025, expiration date. The changes will be published in the Postal Bulletin, Issue #22687.

Announcements
09/29/2025
Release Notes
09/29/2025
User Guides
09/25/2025
Package Tracking Options and Modernization

Explore package tracking options with our Product Tracking and Reporting (PTR) application and learn about the planned changes in our recent platform modernization efforts.

Fact Sheets
09/24/2025
Mailpiece Design Analyst (MDA) Customer Service Help Desk Brochure

An overview brochure for the MDA Customer Service Help Desk, including services, benefits, and contact information.

Data Files
09/22/2025
2026 Labeling List and Mail Direction File Schedule

This is the Labeling Lists production schedule for 2026.

Announcements
09/22/2025
Release Notes
09/21/2025
Release Notes
09/21/2025
Announcements
09/17/2025
User Guides
09/15/2025
Enterprise Post Office Box Online (ePOBOL) User Guide

The U.S. Postal Service is upgrading its payment architecture for enterprise and business customers. The new Enterprise Payment System (EPS) will replace the current product-centric payment with a centralized account management system enabling customers to pay and manage their services online using a single account. With the current implementation of EPS, business customers will be able to manage their PO Boxes, Caller Services and Reserves online using the new Enterprise PO Boxes Online (ePOBOL) service.

·         Open, close, and pay for PO Boxes, Caller Services, and Reserves online

·         Automatic Renewals

·         Account notifications and alerts

·         View account payments, balances, and transaction history

·         Customized payment reporting and dashboard capabilities

·         To get started, please contact MSSC@usps.gov.

Release Notes
09/14/2025