Dulles, Virginia Postal Service to allow Sterling businesses and residents to use Dulles as an alternative address. The USPS defines Dulles as an "acceptable" city name for the 20166 zip code, whose "actual" city name is Sterling. The addresses for shipping parcels to United States embassies and consulates, as well as their employees worldwide, are located in Dulles. The USPS city name for zipcode 20189 is Dulles. Washington Dulles International Airport is located partially in Dulles (although its postal address uses the Sterling name instead) and partially in Fairfax County. The community derives its name from the airport; the airport in turn
John Foster Dulles the preamble to the United Nations Charter and served as a delegate to the United Nations General Assembly. In 1949, Dewey appointed Dulles to fill the Senate vacancy caused by the resignation of Sen. Robert F. Wagner. He served for four months but left office after being defeated in a special election by Herbert H. Lehman. After Eisenhower won the 1952 presidential election, he chose Dulles as Secretary of State. As Secretary of State, Dulles concentrated on building and strengthening Cold War alliances, most prominently the North Atlantic Treaty Organization. He was the architect of the Southeast Asia Treaty Organization,