Interstate 80 in Wyoming

Interstate 80
Dwight D. Eisenhower Highway (from US 101 in San Francisco to I-25 in Cheyenne) Purple Heart Trail
Route information
Maintained by WYDOT
Length:	402.780 mi (648.212 km)
Major junctions
West end:	I-80 / US-189 at the Utah state line near Evanston
	US 189 near Evanston US 30 near Granger US 191 in Rock Springs US 287 in Rawlins US 287 in Laramie I-25 / US 87 in Cheyenne US 85 in Cheyenne
East end:	I-80 at the Nebraska state line in Pine Bluffs
Location
Counties:	Uinta, Sweetwater, Carbon, Albany, Laramie
Highway system
Interstate Highway System Main Auxiliary Suffixed Business State highways in Wyoming Interstate U.S. State ← WYO 78 US 85 →

State highways in Wyoming

Interstate 80 (I-80) is a part of the Interstate Highway System that runs from San Francisco to Teaneck, New Jersey. In Wyoming, the Interstate Highway runs 402.780 miles (648.212 km) from the Utah state line near Evanston east to the Nebraska state line in Pine Bluffs. I-80 connects Cheyenne, Wyoming's capital and largest city, with several smaller cities along the southern tier of Wyoming, including Evanston, Green River, Rock Springs, Rawlins, and Laramie. The highway also connects those cities with Salt Lake City to the west and Omaha to the east. In Cheyenne, I-80 intersects I-25 and has Wyoming's only auxiliary Interstate, I-180. The Interstate runs concurrently with U.S. Route 30 (US 30) for most of their courses in Wyoming. I-80 also has shorter concurrencies with US 189 near Evanston, US 191 near Rock Springs, and US 287 and Wyoming Highway 789 (WYO 789) near Rawlins. The Interstate has business loops through all six cities along its course as well as a loop serving Fort Bridger and Lyman east of Evanston.

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