TX
Interstates in Texas
15 Interstate routes run through Texas: 12 primary, 3 auxiliary.
Primary / East-west
I-2
Lower Rio Grande Valley
Active Primary / East-west I-10Santa Monica to Jacksonville
Active Primary / East-west I-14Central Texas corridor
Active Primary / East-west I-20West Texas to South Carolina
Active Primary / North-south I-27Lubbock to Amarillo
Active Primary / East-west I-30Fort Worth to North Little Rock
Active Primary / North-south I-35Laredo to Duluth
Active Primary / North-south I-37Corpus Christi to San Antonio
Active Primary / East-west I-40Barstow to Wilmington
Active Primary / East-west I-44Wichita Falls to St. Louis
Active Primary / North-south I-45Galveston to Dallas
Active Primary / North-south I-69Segmented Canada-to-Mexico corridor
Active Auxiliary / Auxiliary I-110Los Angeles and El Paso
Notable Auxiliary / Auxiliary I-610New Orleans and Houston
Notable Auxiliary / Auxiliary I-635Kansas City and Dallas
Notable