Bingo and Dinner at Edgewood Spring Creek, 3m City of American Falls "Where the sun shines in every. WELCOME . The beautiful town Newburgh of American Falls, with the population of 4,428, is nestled along the edge of the Snake River and the American Falls Reservoir and serves. MiniCassia Chamber of Commerce Northfork Serving Minidoka and Cassia Counties. Information about local activities and history. Idaho Classifieds Twin Falls, Burley and Southcentral. Sales Lake-Luzerne and other classifieds International-Falls in southcentral Idaho.