U.S. Route 31 or U.S. Highway 31 (US 31) is a major north–south U.S. highway connecting southern Alabama to northern Michigan. Its southern terminus is at an intersection with US 90/US 98 in Spanish Fort, Alabama. Its northern terminus is at an interchange with Interstate 75 (I-75) south of Mackinaw City, Michigan.
U.S. Route 43 (US 43) is a 410-mile-long (660 km) north–south United States Highway in the Southern states of Alabama and Tennessee. It travels from Prichard, Alabama, to Columbia, Tennessee. The highway's southern terminus is in Prichard, at an intersection with US 90, and its northern terminus is in Columbia at an intersection with US 31/US 412/US 412 Bus.
U.S. Route 411 (US 411) is an alternate parallel-highway associated with US 11. It extends for about 309.7 miles (498.4 km) from US 78 in Leeds, Alabama, to US 25W/US 70 in Newport, Tennessee. US 411 travels through northeastern Alabama, northwestern Georgia, and southeastern Tennessee. It is signed north-south, as with most highways that have odd numbers, but the route runs primarily in a northeast-southwest direction, and covers a more east-west mileage than it does north-south. Notable towns and cities along its route include Gadsden, Alabama; Rome, Georgia; Cartersville, Georgia; Maryville, Tennessee; Sevierville, Tennessee, and Newport, Tennessee.
State Route 155, mostly designated as Briley Parkway, is a major freeway and parkway beltway around Nashville, Tennessee. It is 35.1 miles (56.5 km) long.
U.S. Route 11E (US 11E) is a divided highway of US 11 in the U.S. states of Tennessee and Virginia. The United States Numbered Highway, which is complemented by US 11W to the north and west, runs 120.94 miles (194.63 km) from US 11, US 11W, and US 70 in Knoxville, Tennessee, north and east to US 11, US 11W, US 19, and US 421 in Bristol, Virginia. US 11E connects Knoxville and the twin cities of Bristol, Virginia, and Bristol, Tennessee, with the East Tennessee communities of Morristown, Greeneville, and Johnson City. The U.S. Highway runs concurrently with US 70 and US 25W east of Knoxville, US 321 from Greeneville and Johnson City, and both US 19W and US 19 between Johnson City and Bristol. US 11E also has an unsigned concurrency with State Route 34 (SR 34) for almost all of its course in Tennessee.
U.S. Route 31W is the westernmost of two parallel routes for U.S. Route 31 from Nashville, Tennessee to Louisville, Kentucky.
U.S. Route 70S is an alternative to U.S. Route 70 between the western part of Nashville and Sparta in Tennessee. It runs concurrent with US 70 for several blocks in downtown Nashville. The highway follows Murfreesboro Pike from Nashville to Murfreesboro then heads due east to McMinnville then northeast to Sparta where it ends at its junction with US 70. It was originally designated as U.S. Route 270 in 1926.
State Route 66 is a state-maintained highway in eastern Tennessee, including a six-lane divided highway known as Winfield Dunn Parkway in Sevier County, a four-lane expressway in Hamblen and Jefferson counties and a two-lane rural collector through mountainous terrain continuing to the northeast terminus in Hancock County.
State Route 265 is a state highway in Davidson and Wilson counties in Middle Tennessee. It runs from SR 45 in Hermitage, through middle Tennessee to its eastern terminus at US Route 70 (US 70) outside of Watertown.
State Route 102 (SR 102) is a 18.56-mile-long (29.87 km) state highway that exists entirely within Rutherford County, Tennessee. Its southern terminus is in Almaville, an unincorporated community in the western part of the county, at SR 96. Its northern terminus is in Smyrna.
State Route 14 is a south–north route from the Mississippi border in Memphis, Tennessee to an intersection with State Route 54 in Tipton County.
State Route 96 is an east–west and north–south highway in Middle Tennessee. The road begins in Dickson and ends in Granville. The current length is 126.7 mi (203.9 km). Along its path it goes through 10 counties. Locals mostly refer to it as Highway 96.
State Route 71 is a north–south state highway in Tennessee. For most of the length it is a "hidden" route, as it coincides with US 441 in all but a short section in Knoxville. The road begins at the North Carolina state line in Sevier County within the Great Smoky Mountains National Park at Newfound Gap and ends at an intersection with US 25W, SR 116, and SR 9 (hidden) in Rocky Top. Along its length SR 71 passes through Sevier County, a small portion of Blount County, Knox County, Anderson County, and in and out of Campbell County. Despite being signed on Hall of Fame Parkway in Knoxville, Tennessee, the Knox County TDOT map ignores SR 71 while SR 33 has a concurrency with US 441.
U.S. Route 27 (US 27) in Tennessee runs from the Georgia state line in Chattanooga to the Kentucky state line in Isham. It forms the informal border between the Eastern and Central timezones of the state. It stays, however, in the Eastern Time Zone.
U.S. Route 441 (US 441) stretches for 83.28 miles (134.03 km) through the mountains of East Tennessee, connecting Rocky Top with Knoxville, Sevierville, Gatlinburg, and the Great Smoky Mountains National Park, crossing into North Carolina at Newfound Gap. Near its northern terminus, US 441 crosses over Norris Dam and passes through Norris Dam State Park.
U.S. Route 31A is a 76.94-mile-long (123.82 km) alternate route of U.S. Route 31 that exists between Nashville and Pulaski, Tennessee. It is located entirely in Middle Tennessee and except for the Lewisburg bypass, where it is concurrent with SR 106, it is entirely concurrent with unsigned State Route 11.
State Route 50 (SR 50) is a west–to–east highway in Middle Tennessee. The road begins near Only and ends in Altamont. The current length is 161.3 miles (259.6 km).
U.S. Route 231 in Tennessee runs north–south for 121.15 miles (194.97 km), entirely in Middle Tennessee, that starts south of Fayetteville at the Alabama state line, and ends north of Westmoreland at the Kentucky state line. For the majority of its length, between the Alabama state line and Trousdale County, it is concurrent with unsigned State Route 10.
U.S. Route 31 (US 31) is a part of the United States Numbered Highway System that runs from Spanish Fort, Alabama, to Mackinaw City, Michigan. In the U.S. state of Tennessee, it runs concurrently with Interstate 65 (I-65) for the first mile northward from the Tennessee state line. There US 31 parallels I-65 to downtown Nashville. At Pulaski US 31 meets the southern terminus of US 31A in Tennessee. US 31 continues due north through Lynnville, Columbia, Spring Hill, Franklin and Brentwood to Nashville. The route splits into US 31E and US 31W in Nashville and goes into Kentucky.
State Route 35 is a north–south state highway in East Tennessee. The 81.35 miles (130.92 km) long state highway traverses Blount, Sevier, a small portion of Jefferson, Cocke, and Greene Counties. Most of the route is a secret, or hidden designation, as it runs concurrently with U.S. Highways in the area.
I-24 in Smyrna 
US 70 in Lebanon 
