|
Mainline Interstate Highways
|
Total Miles
|
State
|
|
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-69C, I-69E, I-69W
|
3,504
|
Texas
|
|
I-5, I-8, I-10, I-15, I-40, I-80
|
2,456
|
California
|
|
I-24, I-39, I-41, I-55, I-57, I-64, I-72, I-74, I-80, I-88, I-90, I-94
|
2,203
|
Illinois
|
|
I-70, I-76, I-78, I-79, I-80, I-81, I-83, I-84, I-86, I-90, I-95, I-99
|
1,862
|
Pennsylvania
|
|
I-78, I-81, I-84, I-86, I-87, I-88, I-90, I-95, I-99
|
1,730
|
New York
|
|
I-70, I-71, I-74, I-75, I-76, I-77, I-80, I-90
|
1,572
|
Ohio
|
|
I-4, I-10, I-75, I-95
|
1,498
|
Florida
|
|
I-29, I-35, I-44, I-49, I-55, I-57, I-64, I-70, I-72
|
1,386
|
Missouri
|
|
I-26, I-40, I-73, I-74, I-77, I-85, I-87, I-95
|
1,365
|
North Carolina
|
|
I-64, I-65, I-69, I-70, I-74, I-80, I-90, I-94
|
1,307
|
Indiana
|
|
I-16, I-20, I-24, I-59, I-75, I-85, I-95
|
1,244
|
Georgia
|
|
I-69, I-75, I-94, I-96
|
1,241
|
Michigan
|
|
I-24, I-26, I-40, I-55, I-65, I-69, I-75, I-81
|
1,201
|
Tennessee
|
|
I-15, I-90, I-94
|
1,191
|
Montana
|
|
I-8, I-10, I-15, I-17, I-19, I-40
|
1,169
|
Arizona
|
|
I-64, I-66, I-77, I-81, I-85, I-95
|
1,117
|
Virginia
|
|
A-1, A-2, A-3, A-4
|
1,082
|
Alaska
|
|
I-10, I-20, I-22, I-59, I-65, I-85
|
1,001
|
Alabama
|
|
I-10, I-25, I-40
|
1,000
|
New Mexico
|
|
I-25, I-70, I-76
|
952
|
Colorado
|
|
I-15, I-70, I-80, I-84
|
937
|
Utah
|
|
I-10, I-12, I-20, I-49, I-55, I-59
|
934
|
Louisiana
|
|
I-35, I-40, I-44
|
930
|
Oklahoma
|
|
I-25, I-80, I-90
|
914
|
Wyoming
|
|
I-24, I-64, I-65, I-69, I-71, I-75
|
913
|
Kentucky
|
|
I-35, I-35E, I-35W, I-90, I-94
|
913
|
Minnesota
|
|
I-35, I-70
|
874
|
Kansas
|
|
I-20, I-26, I-77, I-85, I-95
|
847
|
South Carolina
|
|
I-10, I-20, I-22, I-55, I-59, I-69
|
831
|
Mississippi
|
|
I-29, I-35, I-80, I-90
|
781
|
Iowa
|
|
I-5, I-82, I-90
|
764
|
Washington
|
|
I-30, I-40, I-49, I-55
|
750
|
Arkansas
|
|
I-39, I-41, I-43, I-90, I-94
|
742
|
Wisconsin
|
|
I-5, I-82, I-84
|
727
|
Oregon
|
|
I-29, I-90
|
678
|
South Dakota
|
|
I-11, I-15, I-80
|
624
|
Nevada
|
|
I-15, I-84, I-86, I-90
|
612
|
Idaho
|
|
I-29, I-94
|
571
|
North Dakota
|
|
I-84, I-90, I-91, I-93, I-95
|
566
|
Massachusetts
|
|
I-64, I-68, I-70, I-77, I-79, I-81
|
549
|
West Virginia
|
|
I-76, I-80
|
482
|
Nebraska
|
|
I-68, I-70, I-81, I-83, I-95, I-97
|
481
|
Maryland
|
|
I-76, I-78, I-80, I-95
|
431
|
New Jersey
|
|
I-95
|
366
|
Maine
|
|
I-84, I-91, I-95
|
346
|
Connecticut
|
|
I-89, I-91, I-93
|
320
|
Vermont
|
|
I-89, I-93, I-95
|
225
|
New Hampshire
|
|
I-95
|
69
|
Rhode Island
|
|
H-1, H-2, H-3
|
55
|
Hawaii
|
|
I-95
|
41
|
Delaware
|
|
I-66, I-95
|
12
|
District of Columbia
|
|