Learn about USPS guidelines on hazardous materials (HAZMAT) or dangerous goods, what it means if an item is restricted or prohibited, and if you may ship food, batteries, alcohol, hand sanitizer, liquids, marijuana, or tobacco through the mail.| www.usps.com
Priority Mail, including Priority Mail Flat Rate shipping products, has fast shipping times (2-3 business days) with flexible prices. Get free flat rate boxes and print postage labels online.| www.usps.com
Price List| pe.usps.com
USPS Web Tools APIs let ecommerce website and shipping software developers access USPS data and features free of charge. Check shipping rates, verify addresses, track packages, schedule package pickups, and more through USPS Web Tools.| www.usps.com
Learn how to ship a package with USPS, from choosing the right mail service, packing your box, writing the address, calculating postage, and scheduling a pickup.| www.usps.com
USPS postage rates offer low-cost mailing and shipping prices for domestic & international customers. See Forever postage stamp prices and other postage rates.| www.usps.com
Priority Mail Express items, including Priority Mail Express Flat Rate shipping products, are delivered in 1-3 days to most U.S. locations. See USPS economical prices, free shipping boxes, and how to print postage labels online.| www.usps.com
USPS helps you ship to deployed military servicemembers with free military shipping kits, guidelines, help with custom forms, APO & FPO address tips, shipping restriction lists by country, and free package pick-up when your box is ready to go.| www.usps.com