Welcome to KZERF ! We're proudly to be your local broadcasting source in El Cajon, California . The guide provides an look into the station's history , programming , and involvement to the community . https://book.squareup.com/appointments/fgwk1bexanhlcd/location/LZZN0T2S92KSS/services/KC66SKEAXR3K6OLT3QMYFEMX