The U.S. Postal Service today established proposed published pricing for its new product offering, USPS Ground Advantage. Pending favorable review and comments from the Postal Regulatory Commission (PRC), USPS Ground Advantage would launch on July 9. At launch, USPS Ground Advantage would provide a simple, reliable and more affordable way to ship packages up to 70 lbs in two-to-five business days.

https://about.usps.com/newsroom/national-releases/2023/0510-usps-ground-advantage-reduces-prices-simplifies-shipping-solutions.htm