Potomac Consolidated TRACON

'''Potomac TRACON is a terminal radar approach control facility in charge of the Washington, D.C. airspace, Washington Special Flight Rules Area, the Baltimore area airspace and the Richmond-Charlottesville area airspace. It is based in Warrenton, Virginia. Potomac TRACON is the fourth largest TRACON in the United States, handling 1,400,659 aircraft operations in 2024.
PCT is a consolidation of 4 former TRACON facilities controlling air traffic for the region's 4 major airports: Washington Dulles International Airport, Ronald Reagan Washington National Airport, Baltimore-Washington International Airport, and Richmond International Airport. PCT is organized into 4 areas, still associated with those geographic regions:

Shenandoah covers Dulles and the west area of PCT
Mount Vernon covers the Reagan National Airport, Joint Base Andrews, and surrounding region
Chesapeake covers BWI and the northern area of PCT
James River covers Richmond and the southern area of PCT