In essence, there is only one main difference between flat rate and Priority Mail: the price. All of your shipments are shipped in Flat Rate Boxes. Shipping with Flat Rate Boxes is a breeze. As long ...

Some USPS services soon will increase by as much as 9.2%. Here's what and when customers will see a change at the post office ...

USPS is increasing rates in parcel delivery services, effective this week. Here's what to know about the cost to ship your packages.