USPS changes postmark rules. Why your mail could be late

What's new at the post office in 2026? Here's what to know about changes in the postmark process, postage stamps and USPS ...
Sierra Sun Times

Postal Service Announces 2026 Priority Mail and Priority Mail Express Stamps, Including a Stamp Featuring a Composite Image from the Webb and Hubble Space Telescopes Titled ...

December 15, 2025 - WASHINGTON — The U.S. Postal Service has announced the Priority Mail and Priority Mail Express stamps it will release in 2026. There will be additional stamp subjects to be ...
The Financial Express

USPS changes postmark rules: Here’s why your mailed ballots, bills can arrive late in 2026

A USPS postmark is used to indicate the date when mail was dropped in a mailbox or submitted at the post office counter. Now, ...
Morningstar

2026 Priority Mail and Priority Mail Express Stamps Announced

This new Priority Mail stamp celebrates America's continued exploration of deep space with a breathtaking image captured by NASA's James Webb Space Telescope. One of the most frequently observed ...