Wikipedia
WRLL (1690 AM) was an oldies station licensed to Berwyn, Illinois, and serving the greater Chicago area. It was owned and operated by Clear Channel Communications. The station first began broadcasting in early October 2003, and was displaced on the frequency by WVON September 18, 2006.
The station's transmitter was located in Chicago's Ashburn neighborhood, near the Evergreen Park, Illinois border, and operated as a diplexed operaration from one of the towers of its sister station, WGCI (now WGRB). The station ran 10,000 watts during the day, and 1,000 watts at night, using a non-directional antenna.
WRLL (1450 AM) is a regional Mexican radio station licensed to Cicero, Illinois, and serving the greater Chicago area. It shares time with WCEV, which broadcasts over the same facilities.