U.S. Route 431

U.S. Route 431
U.S. Route 431
	US 431 highlighted in red
Route information
	Auxiliary route of US 31
Length	556 mi[citation needed] (895 km)
Existed	January 1954–present
Major junctions
South end	; ; US 231 / US 231 Bus. / US 431 Bus. / SR 210 in Dothan, AL
	I-85 in Opelika, AL; I-20 near Oxford, AL; I-59 in Gadsden, AL; I-565 in Huntsville, AL; I-840 in Thompson's Station, TN; I-440 in Nashville, TN; I-40 / I-65 in Nashville, TN; I-24 in Nashville, TN; I-24 / I-65 in Nashville, TN; I-24 in Joelton, TN;
North end	US 60 / KY 2831 at Owensboro, KY
Location
Country	United States
States	Alabama, Tennessee, Kentucky
Highway system
	United States Numbered Highway System; List; Special; Divided;

U.S. Route 431 (US 431) is a spur of U.S. Route 31. It currently travels for approximately 556 miles (895 km) from US 231/Alabama State Route 210 and US 231 Business (US 231 Bus.) and US 431 Bus. in Dothan, Alabama, to Owensboro, Kentucky, at US 60 and Kentucky Route 2831. The major cities US 431 connects to (from south to north) are Dothan and Huntsville, Alabama, Franklin and Nashville, Tennessee, and Owensboro, Kentucky.

^ "U.S. 431, U.S. 280 Markers Now Up". The Opelika Daily News. Opelika, Alabama. January 26, 1954. p. 1. Retrieved December 21, 2019 – via Newspapers.com.