usps ground advantage maximum weight refers to the maximum weight limit for packages sent via USPS Ground Advantage, a service offered by the United States Postal Service. This service provides reliable, cost-effective shipping for packages, and it is ideal for larger or heavier items that do not need urgent delivery. The weight limit for USPS Ground Advantage is typically 70 pounds per package, but it may vary depending on the specific destination and service level chosen. It is important to check the USPS guidelines for any updates or restrictions.