660 AM
The following radio stations broadcast on AM frequency 660 kHz: 660 AM is a United States clear-channel frequency. WFAN and KFAR share Class A status of 660 kHz.
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Wikipedia
The following radio stations broadcast on AM frequency 660 kHz: 660 AM is a United States clear-channel frequency. WFAN and KFAR share Class A status of 660 kHz.