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

The Priority Mail Flat Rate® Large Box is a quick, easy, and convenient way for you to ship Priority Mail® packages. It features predetermined rates regardless of weight (domestically) or …

Priority Mail ® service offers a variety of Flat-Rate Boxes and Envelopes that ship for the same price to any domestic address, regardless of how much they weigh or how far they’re going.

This top-loading Priority Mail® Forever Prepaid Flat Rate Large Box will easily hold several of those larger, odd-sized or special items that need to get there quickly. Price is per box; …

The Priority Mail Flat Rate® Large Box is a quick, easy, and convenient way for you to ship Priority Mail® packages. It features predetermined rates regardless of weight (domestically) or …

Weight restrictions for Priority Mail International Large and Medium Flat Rate Boxes are 20 pounds, and 4 pounds for Priority Mail International Flat Rate Envelopes and Small Flat Rate …

Priority Mail Express Flat Rate lets you ship packages up to 70 lbs to any state at the same price. Mail from Post Office ™ locations or online from your home or business.

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.

Not sure which mailing service you need? Compare Our Services. Save with Online Shipping: With Click-N-Ship ®, domestic shippers get lower Commercial Rates on many services. …

Prepaid Priority Mail Priority Mail® Forever Prepaid Flat Rate Small Box Includes Customer's Return Address 8-11/16" (L) x 5-7/16" (W) x 1-3/4" (H) $12.60