U.S. Route 81 or U.S. Highway 81 (US 81) is a major north–south U.S. highway that extends for 1,220 miles (1,960 km) in the central United States and...

U.S. Route 81 (US-81) is a north–south U.S. highway running through the central United States' Great Plains region, from Fort Worth, Texas to the U.S...

U.S. Route 81 (US-81) is a part of the U.S. Highway System that travels from Fort Worth, Texas to the Pembina–Emerson Border Crossing near Pembina, North...

U.S. Highway 81 (US 81) is a U.S. Highway that begins at an interchange with Interstate 35W/US 287 (I-35W/US 287) in northern Fort Worth in Texas. US 81...

U.S. Route 81 has eight special routes. Three are in Texas, one in Oklahoma, two in Kansas, and two in North Dakota. There are officially three business...

to the Interstate era, US 181 traveled into Downtown San Antonio along Presa St. to an intersection with its parent route, US 81, which then ran along...

U.S. Route 160 (US 160) is a 1,465-mile-long (2,358 km) east–west United States Numbered Highway in the Midwestern and Western United States. The western...

U.S. Route 11 or U.S. Highway 11 (US 11) is a major north–south United States Numbered Highway extending 1,645 miles (2,647 km) across the eastern U.S...

U.S. Route 81 (US 81) is a part of the U.S. Highway System that travels from Fort Worth, Texas, to the Pembina–Emerson Border Crossing near Pembina. In...

intersection of Interstate 81 (I-81) / U.S. Route 52 (US 52) in Wytheville. Despite the "1" indicating that it is a major north–south highway, US 21 only travels...