Texas State Highway Loop 334

Texas State Highway Loop 334 refers to two historical routes in the U.S. state of Texas:

• A route in Bexar County that existed from 1958 to 1959, now a part of Texas State Highway Loop 1604
• A route in Panola County that existed from 1981 to 1991, now designated U.S. Highway 79 Business (Carthage, Texas)