John Reservoir   Be the first to submit input for John Reservoir. If you have info on John Reservoir, Johnson County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near John Reservoir.   Hotels Near John Reservoir: Holiday Inn Express Hotel & Suites BUFFALO, Buffalo, 30 miles away Hampton Inn and Suites Buffalo, WY, Buffalo, 31 miles away Comfort Inn Buffalo, Buffalo, 31 miles away Super 8 Buffalo, Buffalo, 31 miles away Wyo Motel, Buffalo, 31 miles away