KDIA

KDIA (1640 kHz) is a commercialAMradio stationlicensed to Vallejo, California, and serving the San Francisco Bay Area. It is owned by the Salem Media Group and broadcasts a Christian talk and teachingradio format. Salem also owns KFAX, which airs a separate schedule of Christian programming. The radio studios and offices are on Liberty Street in Fremont.

KDIA transmits 10,000 watts. By day, it is non-directional, using one of the KKSF towers in Richmond on San Francisco Bay. At night, it is directional, using a four-tower array on Noble Road in Vallejo.