Poston, AZ

ZIP code 85371 is located in the remote and picturesque area of Supai in the Grand Canyon National Park in Arizona. This unique ZIP code is home to the Havasupai Tribe, known for its stunning waterfalls such as Havasu Falls, Mooney Falls, and Beaver Falls. The area is only accessible by hiking, horseback, or helicopter, making it a sought-after destination for adventurous travelers seeking natural beauty and solitude.