Seven-Up Reservoir   Be the first to submit input for Seven-Up Reservoir. If you have info on Seven-Up Reservoir, Phillips County, Montana please submit it here to improve this web site.          These outdoors activities are available near Seven-Up Reservoir.   Campgrounds Near Seven-Up Reservoir: Camp Creek Campground, Phillips County, 8 miles away Buckhorn Store - cabins and RV Park, Zortman, 8 miles away Montana Gulch Campground, Phillips County, 13 miles away James Kipp Campground, Fergus County, 16 miles away   Ski Areas Near Seven-Up Reservoir: Bear Paw Ski Bowl, Montana, 85 miles away       900 foot drop, 2 lifts, 25 runs