The 362 miles (583 km) of Interstate 10 in Florida is the eastern most section of the east–west 2,460.34 miles (3,959.53 km) Interstate 10 (I-10) in the Southern United States. It is also the eastern end of the Interstate Highway known as the Christopher Columbus Transcontinental Highway, one of three coast to coast interstates, along with I-80 and I-90.