North Potomac is a Census‑designated place. Portions of North Potomac have mailing addresses of Gaithersburg, 20878, and Rockville, 20850.
Neighborhoods
North Potomac is a census-designated place as of 1988. It lies outside the boundaries of Gaithersburg and Rockville and is comprised of more than 8,000 households.
Nearby Towns: Darnestown • Derwood • Gaithersburg City • Potomac • Rockville City •