Virginia State Route 645 (Fairfax County)

State Route 645

Route information
Length:	20.38 mi (32.80 km)
Existed:	1948 – present
Major junctions
West end:	Cul-de-sac on Wall Road in Herndon
	US 50 near Chantilly SR 7700 near Fair Lakes I‑66 near Fairfax/Centreville US 29 near Fairfax/Centreville/Clifton SR 123 near Fairfax Station SR 286 near Fairfax Station
East end:	SR 620 in Springfield
Highway system
Virginia Routes Interstate U.S. Primary Secondary Byways History