1. Texas-RAS 1456 Apenzell Ln, Lewisville, TX 75067 Coordinate: 33.03086,-97.03438 Phone: (214) 718-4582
2. Upper Trinity Regional Water District PO Box 305, Lewisville, TX 75067 Coordinate: 33.04503,-97.02682 Phone: (940) 497-5789