What was the first radio station in US?

The first radio station in the United States was KDKA, which began broadcasting on November 2, 1920, in Pittsburgh, Pennsylvania. Operated by the Westinghouse Electric & Manufacturing Company, KDKA was the first commercial radio station in the world and played a significant role in the early development of the broadcasting industry. The station's initial broadcast featured the results of the presidential election between Warren G. Harding and James M. Cox, attracting thousands of listeners and marking the beginning of regular radio programming.