Washington Dulles International Airport passengers. Dulles was once assigned the airport code DIA, with each letter corresponding to the initials of Dulles International Airport. However, when handwritten, it was often misread as DCA, the code for nearby Ronald Reagan Washington National Airport. It was later revised to IAD to avoid confusion. The airport's terminal complex consists of a main terminal and two midfield terminal buildings: Concourses A/B and C/D. The entire terminal complex has 123 gates and 16 hardstand locations from which passengers can board or disembark using the airport's plane mate vehicles. Conceived in early planning sessions in 1959, Dulles is one of
Tri-City Airport (Kansas) Tri-City Airport (Kansas) Tri-City Airport is a city-owned public-use airport located 11 nautical miles (20 km) west of the central business district of Parsons, a city in Labette County, Kansas, United States. In 1942 this was the Cherryvale Army Air Force Auxiliary Field #9 for the Independence Army Airfield. Between 1979 and 1986, PPF was served by Air Midwest operating under Eastern Airlines. The aircraft used was a 19-seat Swearingen Metroliner. Tri-City Airport covers an area of at an elevation of 900 feet (274 m) above mean sea level. It has one runway designated 17/35 with a concrete surface measuring