List of Interstate Highways in Arizona

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Interstate 8 marker Interstate 10 marker Interstate 40 Business marker
Example signage from Arizona's Interstate System
Highway names
Interstates Interstate X (I-X)
US Highways U.S. Route X (US X)
State State Route X (SR X)
System links

The U.S. state of Arizona's Interstate Highways.

List[edit]

Number Length (mi)[1] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-8 178.33 286.99 I-8 at the California state line I-10 in Casa Grande
I-10 392.33 631.39 I-10 at the California state line I-10 at the New Mexico state line
I-11 proposed
I-15 29.39 47.30 I‑15 at the Nevada state line I-15 at the Utah state line
I-17 145.76 234.58 I-10 / US 60 in Phoenix I-40 in Flagstaff
I-19 63.35 101.95 Crawford Street / Sonoita Avenue near the US–Mexico border at Nogales I-10 at Tucson
I-40 359.48 578.53 I-40 at the California state line I-40 at the New Mexico state line
I-410 Renumbered I-10; Former I-10 became an extended I-17
I-510 Renumbered to AZ 51
I-710 Cancelled
  •       Former
  •       Future

Business routes[edit]

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-8 BL
I-8 BL
I-10 BL
I-10 BL
I-10 BL
I-10 BL
I-10 BL
I-19 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
I-40 BL
  •       Former

See also[edit]

References[edit]

  1. ^ Staff. "2008 ADOT Highway Log" (PDF). Arizona Department of Transportation. Retrieved 2008-04-30.