DULLES

Dulles is an unincorporated census-designated place located in Loudoun County, also part of the Washington Metropolitan Area with ZIP code 20166. The headquarters of Orbital ATK (on Warp Drive), ODIN Technologies, the former headquarters of MCI Inc., and AOL are located in Dulles. 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 Postal Service to allow Sterling businesses and residents to use Dulles as an alternate address. [9] Dulles Town Center is a census-designated place located within Dulles, which contains the Dulles Town Center shopping mall.