Bingo and Dinner at Edgewood Spring Creek, 3m City of American Falls "Where the sun shines in every. WELCOME . The beautiful town Oak-Ridge 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 Iowa Serving Minidoka and Cassia Counties. Information about local activities and history. Idaho Classifieds Twin Falls, Burley and Southcentral. Sales Pine-Mountain and other classifieds Radcliff in southcentral Idaho.