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

The United States Postal Service has made a big change that could affect bill payments, tax returns, voting by mail-in ...

The U.S. Postal Service is changing the postmark process. For decades, the postmark used to show when mail was accepted by ...

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

Postal workers in Maine reassembled a high-speed mail sorting machine that had been taken offline over the summer amid USPS policy changes instituted by the new postmaster general. According ...

New rule postmark will reflect the date an envelope is first processed by a USPS sorting machine, not the date the mail was ...

For decades, a USPS postmark has served as official evidence that mail was sent on time. In elections, many state laws treat ...