Main city: Centreville
Timezone: Eastern
Phone type: Landline
Operator: Verizon Virginia

Centreville, an unincorporated community in Fairfax County, Virginia, United States and a suburb of Washington, D.C. Recognized by the U.S. Census Bureau as a census-designated place (CDP), the community population was 71,135 as of the 2010 census and is approximately 20 miles (32 km) west of Washington, DC. ^source

North American telephone area codes 703 and 571 are area codes which serve most telephone installations in northern Virginia, including the independent cities of Alexandria, Fairfax, Falls Church, Manassas, and Manassas Park, as well as Arlington, Fairfax counties, and parts of Fauquier, Loudoun, Prince William, and Stafford counties. 703 was created as one of the original 86 North American area codes in October 1947 and originally served the entire Commonwealth of Virginia. Area code 571 was created on March 1, 2000 as an overlay to 703. ^source