Skip to content

what are the sizes of usps flat rate boxes?

The sizes of USPS flat rate boxes are as follows:

– Small Flat Rate Box: 8 11/16″ x 5 7/16″ x 1 3/4″
– Medium Flat Rate Box: 11 1/4″ x 8 3/4″ x 6″
– Large Flat Rate Box: 12 1/4″ x 12 1/4″ x 6″
– Large Flat Rate Board Game Box: 23 11/16″ x 11 3/4″ x 3″

1. What are the different sizes of USPS flat rate boxes?
– The USPS offers three different sizes of flat rate boxes: small, medium, and large. The small box measures 8-11/16″ x 5-7/16″ x 1-3/4″, the medium box measures 11-1/4″ x 8-3/4″ x 6″, and the large box measures 12-1/4″ x 12-1/4″ x 6″.

2. How much weight can be shipped in USPS flat rate boxes?
– USPS flat rate boxes have a weight limit of 70 pounds. As long as the contents fit inside the box and do not exceed the weight limit, they can be shipped at the flat rate.

3. Are there any restrictions on what can be shipped in USPS flat rate boxes?
– While USPS flat rate boxes can be used to ship a wide variety of items, there are some restrictions on what can be shipped. Prohibited items include hazardous materials, perishable items, and items that are illegal to ship. It’s important to check the USPS guidelines for specific restrictions before using flat rate boxes to ship items.