Wyoming Road Map

Written and Fact-checked by | Updated On: April 03, 2026 | 15:15 ET

Wyoming Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the Wyoming.

Wyoming Roads and Highways Map

Wyoming Road Map Showing Highways About Map: Map showing major roads, local connecting Road, secondary Road, Important Local Road of the Wyoming, United States.

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Roads and Highways in Wyoming

Wyoming has a wide-reaching road network that supports travel across vast plains, mountain ranges, and rural regions. Major interstate highways such as I-80, I-25, and I-90 connect key cities including Cheyenne, Casper, and Gillette. U.S. and state highways extend through remote areas, linking small towns, energy-producing regions, and national parks. These roads play a crucial role in freight movement, tourism, and daily travel, ensuring reliable connectivity across Wyoming’s expansive and sparsely populated landscape.

Major Highways in Wyoming

HighwayTypeRoute DirectionConnects
I-80InterstateEast–WestCheyenne, Laramie, Rock Springs
I-25InterstateNorth–SouthCheyenne, Casper
I-90InterstateEast–WestSheridan, Gillette
I-80 BusinessInterstateEast–WestLaramie area
US 20U.S. HighwayEast–WestCody, Casper
US 26U.S. HighwayEast–WestRiverton, Casper
US 30U.S. HighwayEast–WestLaramie, Rawlins
US 287U.S. HighwayNorth–SouthLaramie, Rawlins
US 89U.S. HighwayNorth–SouthJackson, Alpine
WY 120State HighwayNorth–SouthCody region
WY 59State HighwayNorth–SouthGillette region
WY 220State HighwayEast–WestCasper, Muddy Gap
WY 130State HighwayEast–WestLaramie, Saratoga

Interstate Highways in Wyoming

InterstateRoute DirectionKey Cities Connected
I-25North–SouthCheyenne, Casper
I-80East–WestCheyenne, Laramie, Rock Springs
I-90East–WestSheridan, Gillette
I-80 BusinessEast–WestLaramie

Road Network in Wyoming

Wyoming’s road network includes interstate highways for long-distance travel, U.S. highways connecting regional centers, and state highways serving rural and remote areas. Local roads provide access to small towns, ranches, and national parks, supporting both daily travel and tourism.

Road TypeDescriptionApprox. Length
Interstate HighwaysHigh-speed corridors910 miles
U.S. HighwaysRegional connectors3,400 miles
State HighwaysStatewide routes6,900 miles
Local RoadsCity streets35,000+ miles
Rural RoadsRemote access30,000+ miles

Wyoming Roads & Highways Facts

StateWyoming
Total Road Network76,000+ miles
Interstate Mileage910 miles
State Highway System6,900 miles
Total Lane Miles110,000+ miles
Major Interstate RoutesI-25, I-80, I-90
Key AuthorityWyoming Department of Transportation
Number of Interstates4
Major UsesEnergy, tourism
Urban Road NetworkLimited metro systems
Longest InterstateI-80
Longest U.S. HighwayUS 20

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