American Whistle Corporation
Columbus, OH
American Whistle Corporation in Columbus, Ohio, is the only U.S. producer of metal whistles and manufactures the loudest whistle worldwide. The factory tour offers a step‑by‑step view of the production line, from raw material to finished product, and demonstrates the mechanical and scientific principles that give the whistle its sound. Visitors of all ages can observe the operation of custom‑built machinery and learn how the whistle functions as a safety tool.