- ^ General Highway Map, Lincoln County, Arkansas (PDF) (地圖). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010 [December 24, 2011]. (原始內容存檔 (PDF)於2017-08-22).
- ^ General Highway Map, Jefferson County, Arkansas (PDF) (地圖). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010 [December 24, 2011]. (原始內容存檔 (PDF)於2020-05-08).
- ^ General Highway Map, Arkansas County, Arkansas (PDF) (地圖). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010 [December 24, 2011]. (原始內容存檔 (PDF)於2018-10-02).
- ^ General Highway Map, Prairie County, Arkansas (PDF) (地圖). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2008 [December 24, 2011]. (原始內容存檔 (PDF)於2016-03-04).