×
Number
Length (mi)
Northern or eastern terminus
US 1
2,369
Route 161 at Canadian border in Fort Kent, ME
US 2
2,112
I-75 in St. Ignace, MI
US 2
460
I-95 in Houlton, ME
US 3
273
Route 257 at the Canadian border in Pittsburg, NH
The United States Numbered Highway System is an integrated network of roads and highways numbered within a nationwide grid in the contiguous United States.
Highways are split into at least four different types of systems in the United States: Interstate Highways, U.S. Highways, state highways, and county ...
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In 1926, the United States Numbered Highway System was established, creating the first national road numbering system for cross-country travel. The roads were ...
The United States Numbered Highways (also known as U.S. Highways) is a national system of roads in the United States. These roads connect to places across ...
Oct 14, 2022 · United States Numbered Highway System · Contents · Main numbered routes · Alternate routes · Business routes · Scenic routes · Truck routes ...
Subcategories · U.S. Highways by state or territory‎ (49 C) · Special routes of the United States Numbered Highway System‎ (1,887 P) · Bridges of the United ...
There are 70 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned ...
The United States Numbered Highway System (U.S. Highway System, often called U.S. Routes or U.S. Highways) is an integrated network of roads and highways ...
A special route of the United States Numbered Highway System is a route that branches off a U.S. Highway in order to divert traffic from the main highway.