US 421 (NC) Traffic and Accident News (type a number or name to filter) 437 days ago10 vehicles and tractor-trailer involved in crash on I-40 at US-421; roads reopened, police says WXII2300 days agoTraffic Alerts WataugaOnline.com3018 days agoPortion of US-421 closed near Lewisville-Clemmons Road after deadly crash WXII
