KZOY-AM (Sioux Falls, SD)

KZOY is an AM radio station that operates only during the day, broadcasting at 500 watts on 1520 kHz in Sioux Falls, South Dakota. To ensure clear reception for other major stations, it only transmits during daylight hours, which helps protect KOKC in Oklahoma City and WWKB in Buffalo, New York. Additionally, KZOY can also be heard on FM translator K227CZ at 93.3 FM in Sioux Falls, with its transmitter located near the corner of West Madison and Marion Roads.