USPS Ground Advantage® service is an affordable and reliable way to send packages inside the U.S. Ship to all 50 states, U.S. military bases, territories, possessions, and Freely Associated States. Primary option for sending hazardous materials (HAZMAT) that can't go by air. Prices start at $7.90 at a Post Office™ location. (Ship online with Click-N-Ship® and get lower Commercial Rates. Businesses can get additional savings by opting in to the Business Rate Card.)

USPS Ground Advantage® service is an affordable and reliable way to send packages inside the U.S. Ship to all 50 states, U.S. military bases, territories, possessions, and Freely Associated States. Primary option for sending hazardous materials (HAZMAT) that can't go by air. Prices start at $7.90 at a Post Office™ location. (Ship online with Click-N-Ship® and get lower Commercial Rates. Businesses can get additional savings by opting in to the Business Rate Card.) Ground Advantage packages are delivered in 2-5 days and USPS Tracking® service is included in the price. Our best-priced service for items up to 15.999 oz, based on weight (rounded up to 4 oz, 8 oz, 12 oz, and 15.999 oz) and zone (distance). Packages greater than 15.999 oz are charged by the pound up to 70 lbs (rounded up). Pay for postage using stamps, a self-service kiosk, Click-N-Ship, or at a Post Office. Includes forwarding, undeliverable as addressed (UAA), and return to sender (RTS) at no additional cost. USPS Label Delivery service: Even if you don't have a printer, you can still ship online using Click-N-Ship®—for an extra $1.65 per label, we'll print an outbound label and deliver it to you. Free Package Pickup at your home or office. $100 insurance is included (for both outbound and return shipments), and you can purchase up to $5,000 in additional coverage against loss or damage for merchandise. Primary option for sending hazardous materials (HAZMAT) that are only mailable using Ground Transportation. Weight, Size, & Shape Requirements: You'll need to pay the Ground Advantage price if you have a large First-Class Mail® envelope that is more than 15" long, 12" high, or 3/4" thick; rigid (can't bend); or not uniformly thick (lumpy). Price tiers for packages up to 15.999 oz are: up to 4 oz; up to 8 oz; up to 12 oz; and up to 15.999 oz. Items over 15.999 oz round up to 1 lb and pay pound-rate prices. Maximum weight is 70 lbs. Maximum combined length and girth is 130 inches. Additional Package Fees apply for dimensional weight (large, lightweight packages larger than 1 cubic foot where Length x Width x Height divided by 139 exceeds actual weight), nonstandard packages (add $4.50 for 22-30 inches long; $10.00 for over 30 inches; $21.00 for over 2 cubic feet; $4.00 for nonstandard shape or material), live animals and perishable items ($7.50 handling fee), and HAZMAT ($0.00 handling fee with potential noncompliance fees for incorrect labeling). Mailing restrictions apply to prohibited and hazardous materials, including cigarettes and smokeless tobacco. Packages to Military Post Offices (APO/FPO/DPO) require customs forms and are subject to specific restrictions but use domestic pricing. For businesses, USPS Ground Advantage Return manages customer returns and additional business options are available through USPS specialists.