

The Actual Outer Dimensions of Each Free USPS Box In this case, we suggest entering the actual dimensions of the box, and not the listed dimensions. When you use shipping software to buy postage, you’ll likely need to enter the dimensions of your USPS boxes, if it’s not marked with a specific service such as Flat Rate or Regional Rate.

In our experience, we’ve found that the dimensions USPS lists on some of these boxes are slightly different than how they actually measure up. The actual dimensions are the measurements that we physically took of each of these boxes. Heads up: all of these boxes are free to order, and USPS will deliver them right to your front door! What Do You Mean by “Actual” and “Listed” Dimensions? We’ve published the actual as well as listed outer dimensions of all of the free USPS boxes below, along with links to where you can order them on the USPS website. Each envelope is unique in size and structure and has differing use cases.Need to figure out the dimensions of your USPS box? We’ve got you covered. 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. 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. 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. This can be a drawback for some because, unless you are a high volume shipper, you cannot get customized boxes with specific branding. 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
