Major winter storm threatens mail delivery across more than 30 states as the USPS issues service alerts for widespread delivery disruptions.

Want to know what's hitting your mailbox today? In 2017, the U.S. Postal Service launched Informed Delivery, a service that allowed resident, business and eligible P.O. Box customers to see emailed ...

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