Here's what to know about 2026 Postal Service changes in postmark process, postage stamps and USPS shipping rates ...
Many users posted the claim along with a screenshot of a BlueSky user who wrote, "USPS quietly changed its postmark rules — ...
The United States Postal Service has changed the postmark process going into 2026, which potentially could add late fees and penalties to parcels.
What's new at the post office in 2026? Here's what to know about changes in the postmark process, postage stamps and USPS ...
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