The U.S. Postal Service's new postmark process could lead to late fees and penalties when mailing time-sensitive documents.

The U.S. Postal Service (USPS) implemented new procedures for dating mail on Dec. 24, postmarking letters and packages with ...

Changes to how the U.S. mail is stamped are quietly rewriting the rules for anyone who relies on a postmark to prove they met ...

The U.S. Postal Service changed when mail is postmarked as it's being processed – which could cause issues with ...

What is new at the post office in 2026? Here's what to know about Postal Service changes in postmark process, postage stamps ...

Prior to December 24, if you dropped off a letter with a stamp at the post office it would usually be postmarked within a day ...

If you mail in your ballot during election season or send your taxes through USPS, this postmark change may apply to you.

Here's what to know about 2026 Postal Service changes in postmark process, postage stamps and USPS shipping rates ...