Dulles, Virginia 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 third of Sterling, Virginia (another unincorporated community). The usage of Dulles as a community name began in the mid-1980s when Loudoun County economic development officer Pam Treadwell successfully lobbied the United States
John Welsh Dulles John Welsh Dulles John Welsh Dulles (November 4, 1823 – April; 13, 1887) was an American Presbyterian minister and author. He was the grandfather of John Foster Dulles and Allen Welsh Dulles. Dulles was born in Philadelphia, Pennsylvania, November 4, 1823, the son of Joseph Heatly Dulles and Margaret (Welsh) Dulles. He graduated from Yale College in 1844. After pursuing the study of medicine in the University of Pennsylvania in 1844 and 1845, he entered the Union Theological Seminary, New York City, in January, 1846, and completed the course there in 1848. On October 2, 1848, he was ordained by