The route begins at US 278 east of Hope and runs east for about 12.00 miles (19.31 km), entering Nevada County, before terminating at Highway 53 in Bodcaw.
Section 4
The route begins at Highway 53 south of Bodcaw and runs east for about 6.87 miles (11.06 km) until it reaches the intersection of US 371 in Willisville, where it terminates.
^ abcdefPlanning and Research Division (2010). "Arkansas Road Log Database". Arkansas State Highway and Transportation Department. Archived from the original(Database) on 23 June 2011. Retrieved June 9, 2011.
^General Highway Map, Howard County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2005. Retrieved January 27, 2012.
^General Highway Map, Hempstead County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2000. Retrieved January 27, 2012.
^General Highway Map, Nevada County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2011. Retrieved January 27, 2012.
^Route and Section Map(PDF) (Map) (Little River County ed.). Arkansas State Highway and Transportation Department. Retrieved July 1, 2011.