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    Welcome to Thermopolis - Hot Springs Chamber of Commerce

  • Rocky Mountain Power

    • Utilities
    2840 East Yellowstone Hwy
    Casper, WY 82609
    (888) 221-7070
    • About

      Rocky Mountain Power provides electric service to nearly 1.1 million customers in Idaho, Utah and Wyoming. As part of the PacificCorp, we are one of the lowest cost electricity providers in the United States.