Prices start at 5.05 for Commercial mailings. Prices start at 5.75 at your local postal service. Each envelope is unique in size and structure and has differing use cases. If your documents can wait for a day or so, this will get your documents to your sender within one to three business days. There are 5 different options for USPS Flat Rate Envelopes. That being said, let's dive into the different USPS Priority Mail Box and Envelope options. Postal Service (USPS) that features one flat rate for delivery of a package or envelope to its destination.

Outside Dimensions : 9 12 x 15 Post Office Rate : 9.25 Stamps. Priority Mail Flat Rate is a 1 to 3 day shipping service provided by the U.S. With a USPS Flat Rate Box or Envelope, you will be able to ship any item of any weight up to 70lbs to any location for the same price assuming it fits properly, without any bulging, within its designated box or envelope. Priority Mail Flat Rate Options: Legal Flat Rate Envelope Maximum Weight : up to 70 lbs. If using non-customized boxes is not a deal breaker for you, USPS Flat Rate Shipping is a great tool to spend less on shipping. On the other hand, USPS Flat Rate uses only the package. This can be a drawback for some because, unless you are a high volume shipper, you cannot get customized boxes with specific branding. USPS Priority mail uses the dimensional weight and shipping distance to calculate the shipping cost. In order to have access to the USPS Priority Mail Flat Rate pricing, you must use one of USPS designated Flat Rate Boxes you cannot use just any box of the same dimensions. You can pick them up at any post office or USPS will actually ship the boxes opens in new tab open_in_new to you for free. One of the many benefits of shipping with USPS Flat Rate Boxes is that the boxes themselves are free. How You Can Use USPS Flat Rate Boxes and Envelopes to Save on Shipping

Flat rate priority mail envelope