Utility Companies Utility Companies Search | Advanced Search | New Members | Coupons and Discounts | All Categories Sort alphabetically by... Name City Wyoming Community Gas _ 315 W 27TH STCHEYENNE, WY 82001 (888) 527-0003 Learn More | Visit Site | View on Google Maps Rocky Mountain Power _ 115 E MCCONELL STLARAMIE, WY 82072 Mike Morrissey (888) 221-7070 Member Since: 1985 Learn More | Visit Site | View on Google Maps Black Hills Energy _ 3702 CHERRYWOOD W LOOPLARAMIE, WY 82070 Laurie Farkas (888) 890-5554 Learn More | Visit Site | View on Google Maps Carbon Power & Light, Inc. _ 100 E WILLOW AVESARATOGA, WY 82331 (307) 326-5206 Learn More | Visit Site | View on Google Maps If your business isn't here, contact us today to get listed!