Yuma, AZ

ZIP code 85366 covers the city of Yuma Proving Ground in Arizona. This area is primarily known for its military testing facilities and training grounds. Important landmarks include U.S. Army Yuma Proving Ground, which holds the distinction of being one of the largest military installations in the world, and the Barry M. Goldwater Air Force Range, used for air-to-air and air-to-ground weapons testing.