1. Horizon 9651 Hornbaker Rd, Manassas, VA 20109 Coordinate: 38.74735,-77.53177 Phone: (703) 330-3012
2. Northern Virginia Electric Cooperative 10323 Lomond Dr, Manassas, VA 20109 Coordinate: 38.78379,-77.50777 Phone: (571) 358-9947