Saint Catherine of Siena - Clarksville, Est. 1947 In Mecklenburg County, beginning at the juncture of the Mecklenburg-Lunenburg County line and County Route 635, south on CR-635 to VA-47, southwest on VA-47 to County Route 669, south on CR-669 to VA-674, follow VA-674 to VA-4, south on VA-4 to the Virginia- North Carolina state line, west along the Virginia-North Carolina state line to the Halifax-Pittsylvania County line, north along the Halifax-Pittsylvania County line to V A-40, east on V A-40 to County Route 603, east on CR-603 to V A-626, follow V A-626 to V A-603, continue on V A-603 to County Route 746, northeast on CR-746 to the Halifax-Charlotte County line, southeast along the Halifax-Charlotte County line to the Bacon-Roanoke magisterial district line, north and east along the Bacon-Roanoke, Bacon-Central magisterial district lines to the Charlotte-Lunenburg County line, south and east along the Charlotte-Lunenburg, Mecklenburg-Lunenburg County lines to County Route 635, which is the starting point.