Many users posted the claim along with a screenshot of a BlueSky user who wrote, "USPS quietly changed its postmark rules — mail is no longer dated when you drop it off. The 'official' date is when it ...

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

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

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

The United States Postal Service has changed the postmark process going into 2026, which potentially could add late fees and penalties to parcels.

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 ...

A quiet technical update at USPS is changing how deadlines are proven—raising new questions about timing, trust, and mailed ...

The USPS said a postmark reflects the date an envelope is first processed by an automated USPS sorting machine — not the ...

USPS stamp prices stay flat, but shipping costs rise in 2026. See how much more you’ll pay for Priority Mail and other services.

Shipping costs through the U.S. Postal Service are set to rise in early 2026 after the agency filed notice with the Postal Regulatory Commission on November 14, 2025. The proposed changes, approved by ...

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