There are 71 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned one- or two-digit route numbers, whereas their associated auxiliary Interstate Highways receive …

The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access highways that forms part of the National Highway System in the United States.

6 days ago · After a months-long closure of Interstate 40 at the North Carolina and Tennessee state line, the highway is expected to reopen this spring. I-40 through the Pigeon River Gorge has remained closed ...

Interstate Highways in the 48 states that border each other. Purple routes are currently built and open freeways, blue are currently open spur routes, and green is proposed routes, future roads, or those being built. The sign used to mark an interstate.

Detailed map of interstate highway United States. List of interstate highways of USA.

This list breaks down the Interstate-Guide by states (and the District of Columbia) and including current, former, future and unsigned routes. Interstate mileage statistics provided for each state and D.C. were obtained from the December 31, 2021 Interstate Route Log and Finders List.

Jun 23, 2024 · The Interstate Highway System spans across the contiguous United States, providing essential links for transportation and commerce. However, Alaska, Hawaii, and Puerto Rico also have their fair share of Interstate Highways, ensuring connectivity and accessibility across these regions.

Interstate 90 (I-90) is an east–west transcontinental freeway and the longest Interstate Highway in the United States at 3,099.7 miles (4,988.5 km). It begins in Seattle, Washington, and travels through the Pacific Northwest, Mountain West, Great Plains, Midwest, and the Northeast, ending in Boston, Massachusetts.

Guides for all Interstate highways with photos of end points, historical information, road maps, major project news, future construction and travel statistics.

This map shows the Interstate highways in the contiguous US, color-coded by route number and type. (Alaska, Hawaii, and Puerto Rico also have Interstate highways, but use separate numbering systems.) This map uses publicly available data from OpenStreetMap displayed using Mapbox GL JS. Created by Curt Arledge