Add Yahoo as a preferred source to see more of our stories on Google. A USPS postmark is an official mark that shows where and when mail was accepted by the Postal Service. It used to include the date ...

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 ...

The United States Postal Service announced on Monday the release of specially designed stamps and a prestige booklet to commemorate 250 years of postal service in the nation. The agency's "250 Years ...

It will soon cost more to mail a letter as the USPS raises prices on stamps and other postage. Susan Tompor USA TODAY NETWORK New prices on stamps and other postage will roll out soon, marking the ...

The Unites States Postal Service is making changes for 2026, including the postmark process — which could mean late fees and penalties for anyone mailing time-sensitive documents such as tax returns ...