| Business | Phone |
| Dominion E & P 1245 Brickyard Rd 500, Salt Lake City 84106 | (801) 463-9447 |
| Duke Energy Trading & Mktng 305 W North Temple, Salt Lake City 84180 | (801) 531-4400 |
| Gas Co Turn Ons Salt Lake City 84121 | (801) 733-4874 |
| Questar Gas Co 1140 E 200 S, Salt Lake City 84102 | (801) 324-5111 |
| Western Natural Gas 236 S 300 E, Salt Lake City 84111 | (801) 575-7900 |