Dulles, Virginia in 2009. Other companies have offices in Dulles, e.g. Harris IT Services, a wholly owned subsidiary of Harris Corporation. Dulles Town Center, a large enclosed shopping mall, is also located in Dulles. Dulles, Virginia Dulles () is an unincorporated area in Loudoun County, Virginia, which is part of the Washington metropolitan area. The headquarters of Orbital ATK, GeoEye, and ODIN technologies and the former headquarters of MCI Inc. and AOL are located in Dulles. The National Weather Service Baltimore/Washington forecast office and the National Weather Service's Sterling Field Support Center are also both in Dulles. Dulles covers roughly the southwestern
Norfolk International Airport which it is categorized as a small-hub primary commercial service facility. As per Federal Aviation Administration records, the airport had 1,606,695 enplanements in calendar year 2011, a decrease of 3.4 percent from 1,663,294 in 2010. , Norfolk International was ranked as the 70th-busiest airport in the United States and the fourth-busiest in Virginia in terms of passengers served annually following Richmond International, Dulles International Airport and Reagan National Airport. Southwest Airlines, Delta Air Lines, and American Airlines are the predominant users of the airport. Norfolk International Airport covers an area of 1,300 acres (526 ha) at an elevation of 27