The following radio stations broadcast on AM frequency 670 kHz: 670 AM is a United States clear-channel frequency.[1] WSCR Chicago and KDLG Dillingham, Alaska, share Class A status of 670 kHz.
Stations in bold are clear-channel stations.
| City of license | Facility ID | Class | Daytime power (kW) | Nighttime power (kW) | Unlimited power (kW) | Transmitter coordinates | ||
|---|---|---|---|---|---|---|---|---|
| Boise, Idaho | 51211 | B | 50 | 50 | 43.4289°N -116.3286°W | |||
| KDLG | Dillingham, Alaska | 16932 | A | 10 | 59.0453°N -158.4519°W | |||
| Glenwood, Arkansas | 8148 | D | 5 | 34.3256°N -93.5575°W | ||||
| Simi Valley, California | 69743 | B | 5 | 3 | 34.3194°N -118.7156°W | |||
| Commerce City, Colorado | 35191 | B | 50 | 1.4 | 39.9556°N -104.7306°W | |||
| Las Vegas, Nevada | 122525 | B | 25 | 0.6 | 36.3844°N -115.3514°W | |||
| Hilo, Hawaii | 48678 | B | 5 | 5 | 19.7839°N -155.0903°W | |||
| Lewistown, Pennsylvania | 42134 | D | 5.4 | 40.6072°N -77.5789°W | ||||
| Claremont, Virginia | 68741 | D | 20 | 0.003 | 37.1747°N -76.8969°W | |||
| WSCR | Chicago, Illinois | 25445 | A | 50 | 50 | 41.9342°N -88.0728°W | ||
| Miami, Florida | 21391 | B | 50 | 1 | 25.8575°N -80.4811°W | |||
| York, Alabama | 24819 | D | 4.8 | 32.5233°N -88.2578°W |