Interstate 19 (I-19) is a north–south Interstate Highway located entirely within the US state of Arizona. I-19 travels from Nogales, roughly 90 meters...

Interstate 11 (I-11) is an Interstate Highway that currently runs for 53.9 miles (86.7 km) on a predominantly northwest–southeast alignment in the U.S...

National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network...

become interstates when built to Interstate standards and connected to other interstates. Interstate 3 is the proposed designation of an Interstate Highway...

Nogales, Sonora, across the Mexican border. The southern terminus of Interstate 19 is located in Nogales at the U.S.–Mexico border; the highway continues...

The Interstate Highway System of the United States, in addition to being a network of freeways, also includes a number of business routes assigned by the...

Interstate 17 (I-17) is a north–south Interstate Highway located entirely within the US state of Arizona. I-17's southern terminus lies in Phoenix, at...

There are 70 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned...

Interstate 95 (I-95) is the main north–south Interstate Highway on the East Coast of the United States, running from U.S. Route 1 (US 1) in Miami, Florida...

and links with Interstate 19, which becomes a spur of the Pan-American highway through Mexico at the Nogales border crossing. Interstate 25 runs north...