Joe's Mississippi Road History Page
Details the roads, highways, and transportation routes in the state.
Mississippi Department of Transportation
Official site. Contains press releases, construction information, and contact information.
MSU TRC Homepage
Mississippi State University's Transportation Research Center.
Roadgeekery at LordSutch.com
Includes pages primarily on highways in the Memphis, Tennessee, area including proposed I-69 and current US 78 and State Routes 302 and 304.