U.S. Route 91 or U.S. Highway 91 is a 172.7-mile-long (277.9 km) north–south United States highway running from Brigham City, Utah, to Idaho Falls, Idaho, in the U.S. states of Idaho and Utah. Despite the "1" as the last digit in the number, US 91 is no longer a cross-country artery, as it has mostly been replaced by Interstate 15. The highway currently serves to connect the communities of the Cache Valley to I-15 and beyond. Prior to the mid-1970s, US 91 was an international commerce route from Long Beach, California, to the Canada–US border north of Sweetgrass, Montana. US 91 was routed on the main streets of most of the communities it served, including Las Vegas Boulevard in Las Vegas and State Street in Salt Lake City. From Los Angeles to Salt Lake, the route was built along the corridor of the Arrowhead Trail. A portion of the highway's former route in California is currently State Route 91.
Interstate 515 (I-515) was a 20.54-mile-long (33.06 km) spur route of I-15 in the US state of Nevada that ran from the junction of I-15, US 93 and US 95 in Downtown approximately 20 miles (32 km) southeast to just north of Railroad Pass in southeastern Henderson. The freeway connected traffic headed from Boulder City and Henderson to Downtown Las Vegas via a direct, high-speed route, and it ran concurrently with, US 93, and US 95 along its entire length.
The Las Vegas Beltway is a 50-mile (80 km) beltway route circling three-quarters of the Las Vegas Valley in southern Nevada. The Las Vegas Beltway carries two numerical designations. 11.1 miles (17.9 km) of the highway, from its southern terminus at Interstate 11 (I-11) / U.S. Route 93 (US 93) / US 95 in Henderson west and northwest to I-15, is signed as Interstate 215 (I-215) and maintained by the Nevada Department of Transportation. Clark County Route 215 (CC 215) composes the remaining approximately 38.9 miles (62.6 km) of this semi-circumferential highway, with the county's Department of Public Works responsible for all construction and maintenance. The beltway is a freeway up to Interstate Highway standards in its entirety.
State Route 157, also known as Kyle Canyon Road, is a U.S. state highway in Clark County, Nevada. The highway connects the Las Vegas area to the recreational areas of Mount Charleston in the Spring Mountains.
State Route 159 is a 31.204-mile (50.218 km) east–west highway in Clark County, Nevada, United States, providing access to Red Rock Canyon and serving as a thoroughfare in the Las Vegas metropolitan area. A portion of the west end of the route is designated a Nevada Scenic Byway.
Sahara Avenue is a major east-west roadway in the Las Vegas Valley. The former State Route 589 (SR 589) comprised a large portion of the street. The roadway is named after the Sahara Hotel and Casino, which itself is named after the Sahara desert. The casino is located on Las Vegas Boulevard where the boulevard intersects with Sahara Avenue.
Rainbow Boulevard is a north–south section line arterial in the Las Vegas Valley. A portion of the road is designated State Route 595.
Jones Boulevard is a section line arterial that runs north and south through the Las Vegas Valley. A 4.088-mile (6.579 km) portion of the road is designated State Route 596 (SR 596).
State Route 599 is a 7.049-mile (11.344 km) state highway in Clark County, Nevada. The route follows Rancho Drive, a major arterial connecting downtown Las Vegas to the northwest part of the city. Much of SR 599 was previously designated as U.S. Route 95 prior to completion of the Las Vegas Expressway. The route is also designated as U.S. Route 95 Business.
Tropicana Avenue is a major east–west section line arterial in the Las Vegas area. The road is named after the recently shuttered Tropicana Las Vegas which is located on Las Vegas Boulevard where it intersects with Tropicana Avenue. Part of it is signed as Nevada State Route 593.
State Route 582 (SR 582) is a major 15.392-mile-long (24.771 km) highway in the Las Vegas Valley. The highway is the former route of U.S. Route 93 (US 93) and US 95 before they were moved to the current freeway alignment shared with Interstate 11 (I-11) formerly Interstate 515 (I-515). Known primarily as Boulder Highway, the route connects Downtown Las Vegas with Henderson and Boulder City to the southeast.
State Route 564 is an east–west highway in Clark County, Nevada, in the southeast portion of the Las Vegas Valley. The route travels through the city of Henderson, traveling from the junction of Interstate 215 (I-215) and I-11, also part of U.S. Route 93 and US 95, to Lake Las Vegas, ending near Lake Mead. The route was designated in 2002, replacing a portion of SR 146.
Interstate 15 (I-15) is an Interstate Highway in the U.S. state of Nevada that begins in Primm, continues through Las Vegas and it crosses the border with Arizona in Mesquite. Within the state, the freeway runs entirely in Clark County. The highway was built along the corridor of the older U.S. Route 91 (US 91) and Arrowhead Trail, eventually replacing both of these roads.
U.S. Route 95 is a major U.S. highway traversing the U.S. state of Nevada from north to south directly through Las Vegas and providing connections to both Carson City and Reno. US 95 is cosigned with Interstate 80 for 95 miles (153 km) between a junction in Trinity and Winnemucca before heading north into Oregon at McDermitt. At 646.71 miles (1,040.78 km), it is the longest highway in Nevada.
State Route 613, better known as Summerlin Parkway, is a freeway in the western portion of the city of Las Vegas, Nevada, connecting Clark County Route 215 to Interstate 11 (I-11)/U.S. Route 95 and serving the master planned community of Summerlin.
In the U.S. state of Nevada, U.S. Route 93 is a major United States Numbered Highway traversing the eastern edge of the state. The highway connects the Las Vegas area to the Great Basin National Park, and provides further connections to Ely and Wells. US 93 also provides the majority of the most direct connection from the major metropolitan areas of Las Vegas and Phoenix to the Boise, Idaho metropolitan area.
U.S. Route 95 Alternate was an alternate route of U.S. Route 95 in Las Vegas, Nevada that provided a bypass of the downtown area. The route was also designated as State Route 5C, a branch of State Route 5.
Several special routes of U.S. Route 95 exist. In order from south to north they are as follows.
US 95 Bus. in Las Vegas 
SR 602 in Las Vegas
