Horn Reservoir   Be the first to submit input for Horn Reservoir. If you have info on Horn Reservoir, Sublette County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Horn Reservoir.   Public Lands Near Horn Reservoir: Fossil Butte National Monument, Kemmerer - WY, 46 miles away   Campgrounds Near Horn Reservoir: Cowboy Court Trailer Park, Big Piney, 6 miles away   Hotels Near Horn Reservoir: Baymont Inn and Suites Pinedale, Pinedale, 26 miles away Hampton Inn Suites Pinedale, Pinedale, 26 miles away Best Western Pinedale Inn, Pinedale, 26 miles away BEST WESTERN PLUS Fossil Country Inn & Suites, Kemmerer, 47 miles away Little America Hotel, Little America, 49 miles away