KGO (810 kHz) is a commercial AM radio station licensed to San Francisco, California, and owned by Cumulus Media. KGO operates with 50,000 watts, the highest power permitted AM radio stations by the Federal Communications Commission, but uses a directional antenna to protect the other Class A station on 810 kHz, WGY in Schenectady, New York. Most nights, using a good radio, KGO can be heard throughout the Western United States east to the Rocky Mountains, and in Northern Mexico, Western Canada and Alaska.