N Our fastest service for time-sensitive letters and documents. Domestic Express Mail Flat-Rate Packaging Information N Delivery to Alaska, Hawaii, Puerto Rico, Guam, or the U.S. Priority Mail Large Flat-Rate Box (APO/FPO/DPO) Priority Mail Medium Flat-Rate Box (FRB2)

Priority Mail Medium Flat-Rate Box (FRB1) Domestic Priority Mail Flat-Rate Packaging Information With flat-rate shipping, there’s no need to weigh anything that can fit (up to 70 pounds) if it is shipped domestically.Īll USPS ® Priority Mail and Express Mail packaging material is available free of charge at Post Offices™ or may be ordered online at no additional cost and shipped to any home or business. Our Express Mail ® Flat-Rate Envelope eliminates the need to weigh contents and calculate postage for anything that can fit into the Flat-Rate Envelope. Prices vary by product, as shown in the table below. 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.

Priority Mail Flat Rate requires using Flat Rate-branded packaging, which you can pick up at any Post Office or order online for free from /supplies.If It Fits, It Ships ®. Priority Mail Flat Rate is available in many different sizes Even with Pirate Ship's BELOW Commercial Pricing shipping rates, there are only two types of Flat Rate packaging that are always a great deal: Priority Mail Flat Rate Envelopes (including Priority Mail Legal Flat Rate Envelope and Priority Mail Padded Flat Rate Envelope) and the Priority Mail Small Flat Rate Box.įor other sizes, such as the Priority Mail Medium Flat Rate Box and the Priority Mail Large Flat Rate Box, you could save up to 56% by shipping your items with Priority Mail Cubic® in your own comparably-sized packaging instead. Priority Mail Flat Rate was really designed as a consumer product, and is not ideal for most business shippers. View comparisons of Medium and Large Flat Rate Boxes vs.

It can be up to 56% more expensive than using your own plain or custom packaging.

You can’t use your own packaging, which can impact your customer's experience.

This simplifies shipping a lot, but that simplicity comes with downsides:

The idea behind Priority Mail Flat Rate is that if you can fit something into a Flat Rate-branded box, there’s just one price to pay, no matter how much it weighs or where it’s going. Flat Rate pricing makes shipping costs easier to understand, but it's usually more expensive

Small flat rate box dimensions usps