Shipping Supplies - USPS

Tracking and insurance are included, shipping boxes and envelopes are free, and with Priority Mail Flat Rate ®, you don't need to weigh shipments 70 lbs and under. Purchase Priority Mail postage and shipping labels at a Post Office or online.

Priority Mail, including Priority Mail Flat Rate shipping products, has fast shipping times (1, 2, or 3 business days) with flexible prices. Get free flat rate boxes and print postage labels online.

Priority Mail offers fast delivery, tracking, and insurance so you can ship with confidence and ease. Shop Now

Shop our selection of Priority Mail Shipping Supplies on the USPS.com Postal Store

Priority Mail offers fast delivery, tracking, and insurance so you can ship with confidence and ease. Shop Now

Use Click-N-Ship to ship packages from your home or office. Learn about discounts when using enhanced Click-N-Ship service; order free boxes; print USPS Ground Advantage, Priority Mail, and Priority Mail Express postage and shipping labels; and schedule free package pickup.

Order Free Supplies. Start your shipping with free Priority Mail ® and Priority Mail Express ® envelopes and boxes, and other supplies.

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.

Priority Mail Express items, including Priority Mail Express Flat Rate shipping products, are delivered the next day to most U.S. locations. See USPS economical prices, free shipping boxes, and how to print postage labels online.