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01/02/2026 12:00

The U.S. Postal Service is honoring Phillis Wheatley (1753-1784), the first author of African descent in the American Colonies to publish a book, with the 49th stamp in the Black...

12/18/2025 16:08

Mount Hope, OH – In accordance with 39 C.F.R. § 241.4, this is the United States Postal Service’s final decision with respect to the Postal Service’s proposal to relocate retail...

12/17/2025 11:13

The U.S. Postal Service will commemorate the 150th anniversary of Colorado becoming a state with the issuance of Colorado Statehood, a Forever stamp featuring a photograph of Jagged Mountain by...

12/17/2025 07:26

WASHINGTON — The U.S. Postal Service today announced that it will open up entry to its valuable last mile delivery network. Shippers large and small will be able to access...

12/15/2025 11:00

The U.S. Postal Service will honor Muhammad Ali, known as “The Greatest,” with two stamps. Ali once said, “I should be a postage stamp, because that's the only way I'll...

12/12/2025 13:00

WASHINGTON — The U.S. Postal Service today announced the Priority Mail and Priority Mail Express stamps it will release in 2026. There will be additional stamp subjects to be announced...

12/10/2025 16:27

WASHINGTON — Next week is the last week to get holiday gifts and greetings in the mail by the recommended deadlines. Customer traffic at all Post Office locations has been...

Notice of Comment Period

12/09/2025 12:52

The U.S. Postal Service will be mailing a postcard to the impacted community, announcing a proposed relocation of the Ridgeway, OH Post Office previously located at 114 E. Hale St.,...

11/28/2025 09:59

OHIO — The United States Postal Service’s busiest holiday season is in full swing as its real-time Holiday Mail Counter goes live online, and Postal Service leaders say they are...

USPS is hiring

January 4 2026 Release Notes

11/25/2025 13:16

TIFFIN, OH — USPS will host a job application workshop to fill Rural Carrier Associate positions for the Tiffin and Fostoria Post Offices. The workshop will be at the Tiffin...

PostalPro News

Early Warning System (EWS002C0.ZIP)

01/04/2026 06:00

Labeling Lists Technical Guide

01/02/2026 06:00

This file is the EWS production file and is updated weekly. This file contains the Early Warning System data file for the CASS™ and MASS™ certification process.

01/02/2026 06:00

The Labeling Lists data product assists mailers with presorting mail. It provides active, originating 3- and 5-digit ZIP Code™ data along with their destination locations [including city/state/ZIP Code] for labeling...

Z4 Info File

ZIP Codes by Area and District codes

01/02/2026 06:00

A downloadable ZIP file containing information related to the Z4 Info File