Many users posted the claim along with a screenshot of a BlueSky user who wrote, "USPS quietly changed its postmark rules — ...

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

From tax returns and bill payments to mail-in ballots, understanding the new guidance is important to ensure your mail is ...

A technical tweak and rising shipping costs are quietly reshaping how Americans must plan mailings as 2026 approaches.