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
Missouri City, Texas City is served by Fort Bend Independent School District, while the Harris County portion is served by Houston Independent School District. The Harris County portion is within Trustee District IX, represented by Lawrence Marshall as of 2008. FBISD formed in 1959 by the consolidation of Missouri City Independent School District and the Sugar Land Independent School District. It operates the following schools within the Missouri City city limits: In addition to these schools, a small portion of Missouri City is also served by Dulles Middle School, First Colony Middle School, Clements High School and Dulles High School, all in Sugar