U.S. Route 12 or U.S. Highway 12 (US 12) is an east–west United States Numbered Highway, running from Aberdeen, Washington, to Detroit, Michigan, for almost 2,500 miles (4,000 km). The highway has mostly been superseded by Interstate 90 (I-90) and I-94, but, unlike most U.S. Highways that have been superseded by an Interstate, US 12 remains intact as an important link for local and regional destinations. The highway's western terminus in Aberdeen is at an intersection with US 101, while the highway's eastern terminus in Downtown Detroit is at the corner of Michigan and Cass avenues, near Campus Martius Park.
U.S. Route 281 (US 281) is a north–south United States Numbered Highway. At 1,875 miles (3,018 km) it is the longest continuous three-digit U.S. Route.
U.S. Route 83 (US 83) is a major north–south United States Numbered Highway that extends 1,885 miles (3,034 km) in the central United States. Only four other north–south routes are longer: US 1, US 41, US 59, and US 87, while US 83 follows a straighter north-south path than all of these. Nearly half of its mileage is in the state of Texas. The highway's northern terminus is north of Westhope, North Dakota, at the Canadian border, where it continues as Manitoba Highway 83 (PTH 83). The southern terminus is at the Veterans International Bridge in Brownsville, Texas. Together, US 83 and PTH 83 form a continuously numbered north-south highway with a combined distance of 3,450 kilometres (2,140 mi).
U.S. Route 54 is an east–west United States Highway that runs northeast–southwest for 1,197 miles (1,926 km) from El Paso, Texas, to Griggsville, Illinois. The Union Pacific Railroad's Tucumcari Line runs parallel to US 54 from El Paso to Pratt, Kansas, which comprises about two-thirds of the route.
U.S. Route 169 is a north-south U.S highway that currently runs for 966 miles (1,555 km) from the city of Virginia, Minnesota, to Tulsa, Oklahoma, at Memorial Drive.
South Dakota Highway 10 (SD 10) is a 175.945-mile (283.156 km) state highway in the north-central and northeastern portions of South Dakota, United States. It connects SD 1804 in Pollock with the Minnesota state line southeast of Sisseton.
North Dakota Highway 23 is a 122.581-mile-long (197.275 km) east–west highway in northwestern North Dakota. ND 23's eastern terminus is at ND 41 near Velva, and its western terminus at U.S. Route 85 in Watford City.
The Bismarck Expressway is a state highway in Mandan and Bismarck, North Dakota, in the United States. It carries two unsigned highways: Interstate 194 (I-194) from its west end at exit 156 of I-94 to I-94 Business in Mandan, and North Dakota Highway 810 (ND 810) from I-94 Bus. in Mandan, around the south side of Bismarck back to I-94 Bus. in Bismarck. I-94 Bus. takes the designation from the end of ND 810 to the designation's eastern terminus at I-94 and US Highway 83 (US 83). The portion in Mandan, even where it is ND 810, is a freeway; once it crosses the Missouri River into Bismarck, it becomes a four-lane surface road.
South Dakota Highway 44 (SD 44) is a state highway in southern South Dakota that runs from U.S. Route 385 (US 385) west of Rapid City to Interstate 29 (I-29) south of Sioux Falls. It is just more than 379 miles (610 km) long.
North Dakota Highway 13 is an approximately 205-mile-long (330 km) highway that serves southeast North Dakota. For the most part, the highway is a rural two-lane road, but for the final 12 miles (19 km) east of I-29 it is a four-lane divided road. Its eastern terminus is at the Minnesota state line over the Bois de Sioux River. The western terminus is located at ND 1804 about 13 miles (21 km) west of Linton and about 50 miles (80 km) south of Bismarck.
South Dakota Highway 20 (SD 20) is a 385.079-mile (619.725 km) state highway in northern South Dakota, United States, that connects the Montana state line, west-southwest of Camp Crook, with the Minnesota state line, east-southeast of Revillo, via Buffalo, Bison, Timber Lake, Mobridge, Selby, and Watertown. From Mobridge to the Walworth–Potter county line, this highway is part of the Lewis and Clark Trail. From about Timber Lake to just west of Mobridge, this highway is part of the Native American Scenic Byway. From the Montana state line to Camp Crook, the highway is a dirt road.
North Dakota Highway 1806 is a state highway in the U.S. state of North Dakota. ND 1806 and ND 1804 were named to reflect the years of Lewis and Clark's travels through the area, and run along the southwest and northeast sides of the Missouri River, respectively. ND 1806 consists of four separate segments, running along Lake Sakakawea and the Missouri River in McKenzie, Dunn, Mercer, Oliver, Morton, and Sioux Counties.
U.S. Route 75 is a part of the United States Numbered Highway System that runs for 1,239 miles (1,994 km) from Dallas, Texas to Kittson County, Minnesota where it ends just short of the Canada–United States border. Within the State of Nebraska it is a state highway that enters Nebraska on the Kansas state line about 9 miles (14 km) south of Dawson and travels north across the extreme eastern portion of the state, to the Nebraska–Iowa border in South Sioux City where it crosses the Missouri River along a concurrency with Interstate 129. The northern 210 miles (340 km) of the route generally travels parallel to the Missouri River. The 87.32-mile (140.53 km) section between the I-680 interchange in Omaha and the Interstate 129 interchange is designated the Lewis & Clark Scenic Byway, one of nine scenic byways in the state.
U.S. Route 83 (US 83) is a part of the U.S. Highway System that travels from the Mexico–United States border in Brownsville, Texas, to the Canada–United States border near Westhope, North Dakota. In the state of North Dakota, US 83 extends from the South Dakota border north to the Canada-United States border.
North Dakota Highway 22 (ND 22) is a 156.051-mile-long (251.140 km) major north–south state highway in North Dakota. It begins at the South Dakota state line south of the small town of Reeder and ends at ND 23 west of New Town and north of Mandaree. The route has one concurrency with U.S. Route 12. The highway widely parallels US 85, running about fifteen miles east of it.
There are 19 business routes of Interstate 94 (I-94) in the United States. These business routes connect the downtown business districts of cities to the freeway along I-94.
South Dakota Highway 1804 (SD 1804) is a 126.745-mile-long (203.976 km) state highway in the U.S. state of South Dakota.
North Dakota Highway 24 (ND 24) is a minor north–south highway contained entirely within Sioux County, North Dakota. It runs from one junction with ND 6 east of Selfridge near the South Dakota border to another junction on ND 6 west of Solen.
South Dakota Highway 1806 is a state highway in the U.S. state of South Dakota. It exists in four distinct sections. Its longest section begins at SD 273 and runs along the Missouri River nearly its whole length, serving Pierre. SD 1806 along with SD 1804 are numbered from the years of the Lewis and Clark Expedition.
SD 1804 near Pollock at South Dakota border
S-327 at Fort Union Trading Post at Montana border
