KALAMAZOO, Mich. — The United States Postal Service (USPS) is ramping up its efficiency in Kalamazoo with the installation of a new sorting machine capable of processing up to 5,000 packages per hour.

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 newly upgraded USPS facility in Avondale can process 1 million packages daily with its new sorting machine. This upgrade is part of a $40 billion investment to improve delivery speeds and service ...

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