^Planning 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, Jefferson County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2011. Retrieved October 17, 2011.
^General Highway Map, Lonoke County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010. Retrieved October 17, 2011.
^General Highway Map, White County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2009. Retrieved October 17, 2011.