Road Map of USA | Interstate Highway Network Map

With an area of 9,833,516 km², the USA is the third-largest country in the world. The country is more than twice the size of the European Union or slightly more than half the size of Russia. The United States Department of Transportation controlled and supervised the Road Map of USA.

Each state of the country owns the Department of Transportation which builds and maintains state highways. It also operates or supervises other modes of transportation of the state. The National Highway System of the USA is the world’s largest highways system with a length of 160,955 miles.

It comprises the Interstate Highway System as well as other roads that connect the rails, railway stations, ports, truck terminals, major airports, etc, of the country. The Eisenhower Interstate System, the major Strategic Highway Network Connectors, and the Inter-modal Connectors are the main highways system in the country.

Interstate Map of USA

• Interstate Highways
• U.S. Numbered Highways

Interstate Highways System

The Interstate Highways System is a part of the National Highway System of the United States. It is also called the Dwight D. Eisenhower National System of Interstate and Defense Highways. After Dwight D. Eisenhower became president in 1953, he promoted the Interstate Highway System of the country. The Interstate Highway System covers a length of 47,856 miles and runs through every us state.

State Wise List of Interstate Highways

Alabama | 12 active routes | 1,145.49 mi.

• I-10, I-20, I-22, I-59, I-65, I-85
• I-210, I-222, I-422, I-359, I-459, I-759, I-165, I-565

Alaska | 4 active routes | 1,082.22 mi.

• I-A-1, I-A-2, I-A-3, I-A-4

Arizona | 6 active routes | 1,168.64 mi.

• I-8, I-10, I-11, I-15, I-17, I-19, I-40

Arkansas | 10 active routes | 747.12 mi.

• I-30, I-40, I-49, I-55, I-57, I-69
• I-130, I-430, I-530, I-630, I-440, I-540, I-555

California | 12 active routes | 2,457.34 mi.

• I-5, I-8, I-10, I-15, I-40, I-80
• I-105, I-205, I-305, I-405, I-505, I-605, I-805, I-905, I-110, I-210, I-710, I-215, I-238, I-280, I-380, I-580, I-680, I-780, I-880, I-980

Colorado | 5 active routes | 951.85 mi.

• I-25, I-70, I-76
• I-225, I-270

Connecticut | 8 active routes | 346.17 mi.

• I-84, I-91, I-95
• I-384, I-684, I-291, I-691, I-395

Delaware | 3 active routes | 40.61 mi.

• I-95
• I-295, I-495

District of Columbia | 5 active routes | 12.27 mi.

• I-66, I-95
• I-295, I-395, I-495, I-695

Florida | 12 active routes | 1,497.58 mi.

• I-4, I-10, I-75, I-95
• I-110, I-175, I-275, I-375, I-195, I-295, I-395, I-595, I-795

Georgia | 15 active routes | 1,253.19 mi.

• I-16, I-20, I-24, I-59, I-75, I-85, I-95
• I-516, I-420, I-520, I-475, I-575, I-675, I-185, I-285, I-485, I-985

Hawaii | 4 active routes | 54.91 mi.

• I-H1, I-H2, I-H3
• I-H201

Idaho | 5 active routes | 611.76 mi.

• I-15, I-84, I-86, I-90
• I-184

Illinois | 25 active routes | 2,203.42 mi.

• I-24, I-39, I-41, I-55, I-57, I-64, I-70, I-72, I-74, I-80, I-88, I-90, I-94
• I-155, I-255, I-355, I-270, I-172, I-474, I-180, I-280, I-190, I-290, I-390, I-490, I-294, I-494

Indiana | 14 active routes | 1,306.52 mi.

• I-64, I-65, I-69, I-70, I-74, I-80, I-90, I-94
• I-164, I-469, I-265, I-465, I-865, I-275

Iowa | 11 active routes | 781.24 mi.

• I-29, I-35, I-74, I-80
• I-129, I-235, I-280, I-380, I-480, I-680 | I-880

Kansas | 9 active routes | 874.34 mi.

• I-35, I-70
• I-135, I-235, I-335, I-435, I-635, I-470, I-670

Kentucky | 11 active routes | 913.20 mi.

• I-24, I-64, I-65, I-69, I-71, I-75
• I-165, I-264, I-265, I-169, I-569, I-275, I-471

Louisiana | 13 active routes | 933.84 mi.

• I-10, I-12, I-20, I-49, I-55, I-59, I-69
• I-110, I-210, I-310, I-410, I-510, I-610, I-910, I-220

Maine | 5 active routes | 366.54 mi.

• I-95
• I-195, I-295, I-395, I-495

Maryland | 16 active routes | 480.09 mi.

• I-68, I-70, I-81, I-83, I-95, I-97
• I-170, I-270, I-370, I-195, I-295, I-395, I-495, I-595, I-695, I-795, I-895

Massachusetts | 13 active routes | 565.63 mi.

• I-84, I-90, I-91, I-93, I-95
• I-190, I-290, I-291, I-391, I-195, I-295, I-395, I-495

Michigan | 13 active routes | 1,240.96 mi.

• I-69, I-75, I-94, I-96
• I-275, I-375, I-475, I-675, I-194, I-196, I-296, I-496, I-696

Minnesota | 9 active routes | 912.73 mi.

• I-35, I-35E, I-35W, I-90, I-94
• I-535, I-394, I-494, I-694

Mississippi | 9 active routes | 831.47 mi.

• I-10, I-20, I-22, I-55, I-59, I-69
• I-110, I-310, I-220, I-269, I-755

Missouri | 18 active routes | 1,386.23 mi.

• I-29, I-35, I-44, I-49, I-55, I-57, I-64, I-70, I-72
• I-229, I-435, I-635, I-155, I-255, I-364, I-170, I-270, I-370, I-470, I-570, I-670

Montana | 5 active routes | 1,191.23 mi.

• I-15, I-90, I-94
• I-115, I-315

Nebraska | 6 active routes | 481.66 mi.

• I-76, I-80
• I-129, I-180, I-480, I-580, I-680

Nevada | 6 active routes | 623.79 mi.

• I-11, I-15, I-80
• I-215, I-515, I-580

New Hampshire | 5 active routes | 224.54 mi.

• I-89, I-93, I-95
• I-293, I-393

New Jersey | 10 active routes | 431.36 mi.

• I-76, I-78, I-80, I-95
• I-676, I-278, I-280, I-287, I-195, I-295, I-495

New Mexico | 3 active routes | 999.90 mi.

• I-10, I-25, I-40

New York | 31 active routes | 1,730.34 mi.

• I-78, I-81, I-84, I-86, I-87, I-88, I-90, I-95, I-99
• I-278, I-478, I-678, I-878, I-481, I-781, I-684, I-287, I-587, I-687, I-787, I-190, I-290, I-390, I-490, I-590, I-690, I-790, I-890, I-990, I-295, I-495, I-695, I-895

North Carolina | 19 active routes# | 1,337.30 mi.

• I-26, I-40, I-42, I-73, I-74, I-77, I-85, I-87, I-95
• I-140, I-240, I-440, I-540, I-840, I-274, I-277, I-285, I-485, I-587, I-785, I-885, I-295, I-495, I-795

North Dakota | 3 active routes | 571.13 mi.

• I-29, I-94
• I-194

Ohio | 21 active routes | 1,572.35 mi.

• I-70, I-71, I-74, I-75, I-76, I-77, I-80, I-90
• I-270, I-470, I-670, I-271, I-471, I-275, I-475, I-675, I-277, I-280, I-480, I-680, I-490

Oklahoma | 7 active routes | 930.16 mi.

• I-35, I-40, I-44
• I-235, I-240, I-244, I-444

Oregon | 6 active routes | 727.41 mi.

• I-5, I-82, I-84
• I-105, I-205, I-305, I-405, I-505

Pennsylvania | 23 active routes## | 1,862.21 mi.

• I-70, I-76, I-78, I-79, I-80, I-81, I-83, I-84, I-86, I-90, I-95, I-99
• I-176, I-276, I-376, I-476, I-576, I-676, I-279, I-579, I-178, I-378, I-180, I-380, I-283, I-295

Puerto Rico | 3 active routes | 249.77 mi.

• I-PR-1, I-PR-2, I-PR-3

Rhode Island | 3 active routes | 68.53 mi.

• I-95
• I-195, I-295

South Carolina | 11 active routes | 850.80 mi.

• I-20, I-26, I-73, I-74, I-77, I-85, I-95
• I-126, I-326, I-520, I-526, I-185, I-385, I-585

South Dakota | 4 active routes | 678.31 mi.

• I-29, I-90
• I-229, I-190

Tennessee | 17 active routes | 1,959.54 mi.

• I-24, I-26, I-40, I-55, I-65, I-69, I-81
• I-124, I-140, I-240, I-440, I-640, I-840, I-155, I-265, I-269, I-275, I-181

Texas | 25 active routes | 3,501.15 mi.

• I-2, I-10, I-14, I-20, I-27, I-30, I-35, I-35E, I-35W, I-37, I-40, I-44, I-45, I-69
• I-110, I-410, I-610, I-820, I-635, I-345, I-69C, I-69E, I-69W, I-169, I-369

Utah | 5 active routes | 938.00 mi.

• I-15, I-70, I-80, I-84
• I-215

Vermont | 4 active routes | 320.22 mi.

• I-89, I-91, I-93
• I-189, I-289

Virginia | 16 active routes | 1,117.23 mi.

• I-64, I-66, I-73, I-77, I-81, I-85, I-95
• I-264, I-464, I-564, I-664, I-381, I-581, I-785, I-195, I-295, I-395, I-495, I-895

Washington | 7 active routes | 763.67 mi.

• I-5, I-82, I-90
• I-205, I-405, I-705, I-182

West Virginia | 7 active routes | 549.05 mi.

• I-64, I-66, I-68, I-70, I-73, I-77, I-79
• I-470

Wisconsin | 7 active routes | 741.80 mi.

• I-39, I-41, I-43, I-90, I-94
• I-535, I-794, I-894

Wyoming | 4 active routes | 913.60 mi.

• I-25, I-80, I-90
• I-180

 

U.S. Numbered Highways

The United States Numbered Highway System is a network of roads and highways within a nationwide grid in the United States. It is often called U.S. Routes or U.S. Highways. It had a total length of 157,724 miles (253,832 km). The highway system connects one state with another across the country. Some of the roads are freeways are surface roads. Many U.S. Highways have had their numbers removed because of the creation of the Interstate Highway System like U.S. Route 66.

✅US Interstate Road Map

The United States of America is one of the largest countries and has one of the biggest road networks in the entire world. It had a total length of 157,724 miles (253,832 km). The highway system connects one state with another across the country.

✅All 50 States Have Interstate Highways?

The system extends throughout the contiguous United States and has routes in Hawaii, Alaska, and Puerto Rico. Interstate Highways in the 48 contiguous states. The four state capitals not served by the interstate highway system are Juneau, AK; Dover, DE; Jefferson City, MO; and Pierre, SD.