North Shore Campground Town: Naples Address: RR 1 Box 153, Naples, ME 04055 Phone: 207-693-6326 Open: 15-May-15-Oct Sites: 14 Max RV Length: 40' Facilities: other swimming, boating, fishing Region: Western Lakes & Mountains North Shore has 14 sites. Come enjoy swimming, boating, and fishing while relaxing on beautiful Sebago Lake.