The Texarkana Urban Transit District provides bus transportation to major areas of town along nine different routes. Service runs from 5:30 am to 6:20 pm Monday - Saturday. Interstate 30 passes through Texarkana on the north. Loop 151 on the west of the city forms part of the Texarkana Loop, a three-quarter loop around the west, south, and east of the twin cities with I-30 completing the loop on the north. Interstate 369 shares the western portion of Loop 151. Interstate 49 is a newly constructed interstate corridor on the Arkansas side of the city which connects Texarkana to Shreveport, Louisiana.