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Publications
01/01/2026

Destination Entry Service Standard Directory

Publications
01/01/2026

Combined Service Standard Directory-PRI

Publications
01/01/2026

Supplemental Service Standard Directory-PRI

Publications
01/01/2026

Supplemental Service Standard Directory-PKG

Publications
01/01/2026

Supplemental Service Standard Directory-PFC

Publications
01/01/2026

Supplemental Service Standard Directory-PER

Publications
01/01/2026

Supplemental Service Standard Directory-MKT

Publications
01/01/2026

Supplemental Service Standard Directory-GAL

Publications
01/01/2026

Supplemental Service Standard Directory-GAH

Publications
01/01/2026

Supplemental Service Standard Directory-FCM

Publications
01/01/2026

Combined Service Standard Directory-GAL

Publications
01/01/2026

Combined Service Standard Directory-PKG

Publications
01/01/2026

Combined Service Standard Directory-PFC

Publications
01/01/2026

Combined Service Standard Directory-PER

Publications
01/01/2026

Combined Service Standard Directory-MKT

Publications
01/01/2026

Combined Service Standard Directory-GAH

Publications
01/01/2026

Combined Service Standard Directory-FCM

Publications
01/01/2026

3D Base Service Standard Directory

Announcements
12/31/2025

INFORMATIONAL - Mail Spoken Here - December Edition

Announcements
12/31/2025

Announcing the Winners of the #ThankfulPCC PCC Voice Challenge!

Publications
12/31/2025

PCC Insider December 2025 Edition

Announcements
12/29/2025

DELIVERY - WestPac Area: California 6 District - Wrightwood Post Office and Lytle Post - Resume Operations

User Guides
12/29/2025

USPS APIs Terms and Conditions

ACKNOWLEDGEMENT AND ACCEPTANCE. Read this carefully before registering to use the USPS API services. By utilizing the APIs, you hereby ACCEPT ALL of the terms and conditions of this Agreement.

Announcements
12/29/2025

INFORMATIONAL: USPS APIs System Deployment - January 10, 2026

12/29/2025

Labeling List Changes Effective February 1, 2026

Effective February 1, 2026, the Postal Service™ will revise Labeling List(s) L002, L005, L012, L016, 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 February 1, 2026, effective date through March 31, 2026, expiration date. The changes will be published in the Postal Bulletin, Issue #22694.

Announcements
12/26/2025

DELIVERY - Wrightwood Post Office (92397) - Temporarily Closed

Announcements
12/26/2025

DELIVERY - Lytle Creek Post Office (92358) - Temporarily Closed

Announcements
12/23/2025

INFORMATIONAL - USPS APIs System Maintenance January 14, 2026

Release Notes
12/22/2025

PTR2 Release Notes_DD_01_10_26

Announcements
12/22/2025

INFORMATIONAL - Postal Service Files Requests for New Rules on Market Dominant Rates

Announcements
12/22/2025

INFORMATIONAL - MGI Important Dates

Announcements
12/19/2025

INFORMATIONAL - January Price Change 2026 - Commercial System Releases January 4

Contact Lists
12/19/2025

Mail Tracking Vendor List

This document provides contact information for a number of third-party service providers who offer mail owner and mail service provider solutions.

Announcements
12/18/2025

DELIVERY - Winter Weather Update December 18

Fact Sheets
12/18/2025

Addressing Fact Sheet for First-Class Flats

This document is for mailers who are sending flat-size mail (such as large envelopes) at Automation and Presorted First-Class Mail prices. To use these prices, you must mail at least 500 pieces at a time, prepared and sorted according to Postal Service guidelines.

Tools
12/18/2025

Financial Audit Reporting Tool v4

Tools
12/18/2025

PCC Event Planning Template 5.0 - 12.15.25

Announcements
12/18/2025

INFORMATIONAL - USPS Ship Payment Transaction Type Update for Monthly Assessments

Announcements
12/18/2025

INFORMATIONAL - Reminder - Christmas and New Year's Holiday Recommendations on Live Animal Shipping

Announcements
12/18/2025

DELIVERY - UPDATE - WestPac Area - Washington District - Hamilton Post Office (98255) - Temporarily Closed

Announcements
12/17/2025

DELIVERY - Hamilton Post Office (98255) - Temporarily Closed

Announcements
12/17/2025

INFORMATIONAL - U.S. Postal Service Announces Bid Solicitation

Announcements
12/16/2025

Opportunity to Feature NPF on Your Podcast

Applications/ Forms
12/16/2025

Request to Participate - MTAC User Group and Work Group

Applications/ Forms
12/16/2025

Request to Lead - MTAC User Group and Work Group

Announcements
12/16/2025

PROCESSING AND DISTRIBUTION: Destinating Delays at South Suburban, IL - Processing and Distribution Center (P&DC)

Announcements
12/16/2025

INFORMATIONAL - Reminder - USPS Mail Flow 101 Webinar

Announcements
12/16/2025

INFORMATIONAL - Tracking Access Validation Webinar Schedule - Update Notification

Announcements
12/16/2025

DELIVERY - WestPac Area - Washington District - Stehekin Post Office (98852) - Temporarily Closed

Fact Sheets
12/16/2025

Addressing Fact Sheet for USPS Marketing Mail Flats

This document is for business mailers who are sending flat-size USPS Marketing Mail (such as large envelopes, catalogs, and circulars). To use the USPS Marketing Mail prices, you must send at least 200 pieces or 50 pounds of mail at a time, prepared and sorted according to Postal Service guidelines.

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