http://www.txdot.gov/
List of Interstate Highways in TexasList of Park Roads in TexasList of Recreational Roads in TexasList of U.S. Highways in TexasList of state highway loops in TexasList of state highway spurs in TexasList of state highways in TexasTexas Department of TransportationTexas Recreational Road 11Texas Recreational Road 2Texas Recreational Road 8Texas State Highway 168