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 Allen Dulles, served as the Director of Central Intelligence from 1953 to 1961. John Foster Dulles served on the War Industries Board during World War I and he was a U.S. legal counsel at the 1919 Paris Peace Conference. He became a member of the League of Free Nations Association, which supported American membership in the League of Nations. Dulles also helped design the Dawes Plan, which sought to stabilize Europe by reducing German war reparations. Dulles served as the chief foreign policy adviser to Thomas E. Dewey, the Republican presidential nominee in 1944 and 1948. He also helped draft