Fort Belvoir, VA

ZIP code 22060 is located in the Pentagon, the headquarters of the United States Department of Defense in Arlington, Virginia. The Pentagon is the largest office building in the world by floor area and serves as a symbol of the U.S. military power. Other important landmarks in the area include the Pentagon Memorial, dedicated to the victims of the September 11 attacks, and the Air Force Memorial, honoring the service of the United States Air Force.