High Quality Content by WIKIPEDIA articles! Virginia Secondary Route 645 (Fairfax County) is a major secondary road completely within the bounds of western Fairfax County, Virginia. There are six portions, three of them being major, named Wall Road, Lees Corner Road, Stringfellow Road, Clifton Road, Main Street (in the Town of Clifton) and Burke Lake Road. There are also numerous concurrencies/multiplexes (mostly unposted): some include SR 657 / Centreville Road, U.S. Route 50, SR-652 (Burke Rd), SR-612 (Yates Ford Rd/Henderson Rd), and SR-641. A concurrency used to exist at US-29 near Centreville until the 1990s.