Largest mailbox
Jim Bolin
162.63 cubic metre(s)
United States (Casey)

The largest mailbox measures 162.63 m³ (5,743.41 ft³) and was created by Jim Bolin (USA) and verified in Casey, Illinois, USA, on 20 October 2015.

There is a hidden stairway located in the post stand and visitors can climb up inside the actual mailbox.

Read more: Big Things in a Small Town - US businessman gets Casey into record books with eight giant inventions