If you rely on postmarks when casting your ballot, filing your taxes or paying bills, a new U.S. Postal Service rule makes it ...

The U.S. Postal Service is warning its customers in Oregon and across the nation that their mail may no longer be postmarked ...

If you're mailing any time-sensitive documents, you may want to mail it earlier than usual under the agency's new postmark rules.

People relying on the U.S. Postal Service to mail time-sensitive documents may need to take additional steps to make sure postmarks aren’t late if they’re cutting it close to key deadlines. A new fede ...