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.

Sep 12, 2025 · USPS Flat Rate Boxes provide predictable, zone-independent pricing for packages up to 70 lb. For a large Flat Rate Box, expect to pay $24.75 retail or $19.51 commercial; for a small Flat …

Feb 1, 2021 · In this complete guide, we'll cover everything you need to know about USPS flat rate boxes prices and sizes, Priority Mail shipping options, and when to choose flat rate versus other …

USPS postage rates offer low-cost mailing and shipping prices for domestic & international customers. See Forever postage stamp prices and other postage rates.

Dec 2, 2025 · USPS Flat Rate is a pricing model under Priority Mail® where you pay one flat fee to ship packages or envelopes of specific dimensions, regardless of weight (up to 70 lbs) or destination …

Dec 2, 2025 · The U.S. Postal Service has proposed new prices for 2026. If approved, the new postage rates are scheduled to go into effect on January 18, 2026. Read more on our blog!

Explore our comprehensive guide to USPS Flat Rate shipping options. Learn about the different box sizes, envelope dimensions, and pricing to determine the best choice for your shipping needs, …

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.

Calculate USPS postage costs for domestic and international mail. Get live rates powered by official USPS data.

With our free Flat Rate Envelopes, you don't need to weigh shipments 70 lbs and under. Purchase Priority Mail Express postage and shipping labels at a Post Office ™ location or online.