Three Island State Park W Madison Ave Glenns Ferry, ID 83623 Phone : (208) 366-2394 Business Category Campgrounds Parks & Playgrounds Recreational Vehicle Parks & Campsites Amusement & Recreation Idaho State Government--parks And Recreation Dept Of, Three Island Crossing State Park Madison St Glenns Ferry, ID 83623 Phone : (208) 366-2394 Business Category Government Offices-State Parks & Playgrounds Playgrounds & Parks Amusement & Recreation Government Offices State & Local Government Offices & Public Schools