| Business | Phone |
| Reliant Energy Dallas 75248 | (972) 831-7369 |
| Texas First Energy 1200 Clay, Dallas 75201 | (713) 659-3400 |
| Txu Electric Delivery Co 14400 Josey Ln, Dallas 75234 | (972) 888-1302 |
| Texas-New Mexico Power 18947 Waterway Rd, Dallas 75287 | (972) 931-0417 |