Interstate 40
Interstate 40 is a major west-east interstate highway in the United States. Its western terminus is at Interstate 15 in Barstow, California; its eastern terminus is at North Carolina State Highway 132 in Wilmington, North Carolina.
Number of Miles
2547
- California - 157 miles
- Arizona - 359.22 miles
- New Mexico - 368 miles
- Texas - 177 miles
- Oklahoma - 330 miles
- Arkansas - 284 miles
- Tennessee - 452 miles
- North Carolina - 420 miles
Major Cities Along the Route
- Flagstaff, Arizona
- Albuquerque, New Mexico
- Amarillo, Texas
- Oklahoma City, Oklahoma
- Little Rock, Arkansas
- Memphis, Tennessee
- Nashville, Tennessee
- Knoxville, Tennessee
- Winston-Salem, North Carolina
- Greensboro, North Carolina
- Durham, North Carolina
- Raleigh, North Carolina
Intersections with other Interstates
- Interstate 15 in Barstow, California
- Interstate 17 in Flagstaff, Arizona
- Interstate 25 in Albuquerque, New Mexico
- Interstate 27 in Amarillo, Texas
- Interstate 44 in Oklahoma City, Oklahoma
- Interstate 35 in Oklahoma City, Oklahoma
- Interstate 30 in Little Rock, Arkansas
- Interstate 55 in Memphis, Tennessee
- Interstate 24 in Nashville, Tennessee
- Interstate 65 in Nashville, Tennessee
- Interstate 75 near Pine Top, Tennessee. They stay merged until Knoxville, Tennessee.
- Interstate 81 near Dandridge, Tennessee
- Interstate 26 in Asheville, North Carolina
- Interstate 77 in Statesville, North Carolina
- Interstate 73 in Greensboro, North Carolina
- Interstate 85 in Greensboro, North Carolina. They stay merged until Durham, North Carolina.
- Interstate 95 in Benson, North Carolina
Spur Routes
- Oklahoma City, Oklahoma - I-240
- Fort Smith, Arkansas - I-540
- Little Rock, Arkansas - I-440
- Memphis, Tennessee - I-240
- Nashville, Tennessee - I-440, I-840
- Farragut, Tennessee - I-140
- Knoxville, Tennessee - I-640
- Asheville, North Carolina - I-240
- Greensboro, North Carolina - I-840
- Raleigh, North Carolina - I-440, I-540
- Wilmington, North Carolina - I-140
Notes
- At each end of I-40 there is a sign giving the distance to the other end.
- The Government of California has submitted Highway 58 between Barstow, California and Bakersfield, California for I-40 extension potential.