A suburb of Washington, D.C., covering an area of more than 25 square miles, Great Falls is bordered on all sides by other D.C. suburbs including McClean Virginia and the Maryland areas of Darnestown, Potomac and Travilah. The primary zip code is 22066.
The Great Falls Foundation [†] is a non-profit charitable organization dedicated to promoting an active and outdoor lifestyle by collaborating with land and water resource managers, producing adventure sporting events and competitions, and fostering the safe recreational use of our natural resources.
† www.greatfallsfoundation.org.
Neighborhoods
Nearby Towns: North Potomac • Potomac • Reston •