Hours Of Operations High Plains Power Wyoming Casper High Plains Power Hours of Operation and Locations in Casper, WY 4.8 - 113 votes 1 Locations in Casper www.ighplainspower.org High Plains Power Hours Category: Home & Garden High Plains Power - Casper, WY 82604 5608 W Yellowstone Hwy(307) 473-1525 View Store Details Explore CasperView More Apparel Sam's ClubMarshallsRoss Dress for LessKmartBig Lots Sports TargetDick's Sporting GoodsSportsman's WarehouseVansColeman Jewelry Sam's ClubMarshallsHobby LobbyZalesKohl's Outlet Recommend For You Home Sense Idaho Urgent Care Indianapolis Power & Light Company Jax Mercantile Lee County Electric Co-Op Matheson Tri-Gas Nebraska Public Power District Northwest Natural Gas Company NorthWestern Energy NSTAR