US Interstate 30 is the highway that connects Texarkana, Arkansas to Arkedelphia, Arkansas.
US-67 would be the road that goes through both towns, meaning that this roadway connects both Arkadelphia, Arkansas and Texarkana, Arkansas. Another route that could be considered to connect the two cities is Interstate 30, which does not run through Arkadelphia but serves as a quicker route between the two cities.
Indianapolis, IN connects to Peoria, IL via Interstate 74.
The US Interstate highway which connects Kalamazoo, MI to Stevensville, MI is Interstate 94.
US Interstate highway 20 connects Atlanta to Birmingham Alabama.
Interstate 70
Interstate 15 connects Salt Lake City to Las Vegas, NV.
US Interstate highway 135 connects Salina Kansas to Newton Kansas.
Interstate 70 is the US highway that connects Brewster, KS to Salina, KS.
Interstate highway 75 connects Saginaw Michigan to Mackinaw City Michigan.
i 25 and I24
I-27
I-90