Small shipping boxes are available from all common domestic courier companies as well as shipping supply retailers. Prices vary depending on the type and size of box you want. If you’re not picky, you can always score small shipping boxes for free.Does the post office give free boxes for shipping?
The US Postal Service will send the free shipping boxes , labels and stickers right to your door! Once your packages are ready for shipping, you don't even have to go to the post office to mail your packages. Schedule an USPS carrier pickup online and he or she will come get the packages from your home or office for free.What is the size of a post office box?
Post office boxes come in five sizes. The smallest is 3 inches (7.6 cm) by 5.5 inches (14.0 cm); the largest is 22.5 inches (57.2 cm) by 12 inches (30.5 cm). Fees are based on size, so try to get the smallest one for your needs. Note who is authorized to receive mail at your post office box.