The following radio stations broadcast on AM frequency 660 kHz: 660 AM is a United States clear-channel frequency. WFAN New York City and KFAR Fairbanks, Alaska, share Class A status of 660 kHz.[1]
Stations in bold are clear-channel stations.
| City of license | Facility ID | Class | Daytime power (kW) | Nighttime power (kW) | Unlimited power (kW) | Transmitter coordinates | ||
|---|---|---|---|---|---|---|---|---|
| Mount Vernon, Washington | 69678 | B | 10 | 1 | 48.4386°N -122.3442°W | |||
| Omaha, Nebraska | 54902 | D | 1 | 0.054 | 41.3131°N -96.01°W | |||
| Williston, North Dakota | 10511 | B | 5 | 5 | 48.2389°N -103.6503°W | |||
| KFAR | Fairbanks, Alaska | 6438 | A | 10 | 64.8081°N -147.4928°W | |||
| Oildale, California | 54760 | B | 8 | 6 | 35.4528°N -118.9444°W | |||
| Balch Springs, Texas | 6591 | B | 7.2 | 0.6 | 33.0408°N -96.9475°W | |||
| Window Rock, Arizona | 66146 | B | 50 | 50 | 35.895°N -109.1414°W | |||
| Junction City, Oregon | 31037 | D | 10 | 0.075 | 44.21°N -123.1822°W | |||
| Wilkinsburg, Pennsylvania | 25732 | D | 1.4 | 40.4131°N -79.8539°W | ||||
| Sauk Rapids, Minnesota | 26980 | B | 10 | 0.5 | 45.605°N -94.1392°W | |||
| Altamonte Springs, Florida | 21810 | B | 3.5 | 1 | 28.6931°N -81.3492°W | |||
| Greenville, South Carolina | 4678 | D | 5 | 34.8861°N -82.4675°W | ||||
| WFAN | New York, New York | 28617 | A | 50 | 40.8597°N -73.7858°W | |||
| Rural Retreat, Virginia | 27190 | D | 0.55 | 36.9214°N -81.2428°W | ||||
| Sandusky, Michigan | 59026 | D | 1 | 43.3928°N -82.835°W | ||||
| Waverly, Ohio | 14652 | D | 1 | 39.1306°N -83.0128°W | ||||
| Fairhope, Alabama | 2541 | D | 10 | 0.019 | 30.5972°N -87.8828°W |