sentences:  Before entering downtown Wilkesboro, the route has an interchange with US 421/NC 16 and meets NC 18.Now in concurrency with NC 18, NC 268 crosses the Yadkin River and enters North Wilkesboro.In the downtown area, NC 268, along with NC 18, makes a circle via CBD Loop, Sixth Street and D Street; it connects with US 421 Business (US 421 Bus.)