OK
Interstates in Oklahoma
5 Interstate routes run through Oklahoma: 3 primary, 2 auxiliary.
Primary / North-south
I-35
Laredo to Duluth
Active Primary / East-west I-40Barstow to Wilmington
Active Primary / East-west I-44Wichita Falls to St. Louis
Active Auxiliary / Auxiliary I-235Des Moines, Wichita, Oklahoma City
Notable Auxiliary / Auxiliary I-240Asheville, Oklahoma City, Memphis
Notable