840 AM

The following radio stations broadcast on AM frequency 840 kHz:^[1] WHAS in Louisville is the dominant Class A station on 840 AM, which is a United States clear channel frequency.

In Argentina

• General Belgrano in Buenos Aires
• LT12 Gral Madariaga in Paso de los Libres, Corrientes
• LU2 in Bahia Blanca, Buenos Aires
• LV9 in Salta

In Canada

Call sign	City of license	Daytime power (kW)	Nighttime power (kW)	Transmitter coordinates
CFCW	Camrose, Alberta	50	40	52.961111°N 112.96°W / 52.961111; -112.96 (CFCW - 50 kW daytime, 40 kW nighttime)
CKBX	100 Mile House, British Columbia	1	0.5	51.6697°N 121.291°W / 51.6697; -121.291 (CKBX - 1 kW daytime, 0.5 kW nighttime)

In Mexico

• XETEY-AM in Tepic, Nayarit
• XEXXX-AM in Tamazula de Gordiano, Jalisco

In the United States

Stations in bold are clear-channel stations.

Call sign	City of license	Facility ID	Class	Daytime power (kW)	Nighttime power (kW)	Unlimited power (kW)	Transmitter coordinates
KDNF	Belen, New Mexico	25528	D	1.8	0.03		35.008611°N 106.714444°W / 35.008611; -106.714444 (KDNF - 1.8 kW daytime, 0.03 kW nighttime)
KKNX	Eugene, Oregon	5390	D	1	0.17		44.081667°N 123.109444°W / 44.081667; -123.109444 (KKNX - 1 kW daytime, 0.17 kW nighttime)
KMAX	Colfax, Washington	13569	B	10	0.28		46.913889°N 117.324444°W / 46.913889; -117.324444 (KMAX - 10 kW daytime, 0.28 kW nighttime)
KMPH	Modesto, California	137401	B	5	5		37.709444°N 120.726111°W / 37.709444; -120.726111 (KMPH - 5 kW daytime, 5 kW nighttime)
KPEN	Kenai, Alaska	160571	B	5	1.9		60.303960°N 151.161200°W / 60.303960; -151.161200 (KPEN - 5 kW daytime, 1.9 kW nighttime)
KSWB	Seaside, Oregon	43580	B	1	0.5		45.981944°N 123.917222°W / 45.981944; -123.917222 (KSWB - 1 kW daytime, 0.5 kW nighttime)
KTIC	West Point, Nebraska	33880	D	5			41.784167°N 96.679444°W / 41.784167; -96.679444 (KTIC - 5 kW daytime)
KVJY	Pharr, Texas	64629	B	5	1		26.316667°N 98.104444°W / 26.316667; -98.104444 (KVJY - 5 kW daytime, 1 kW nighttime)
KWDF	Ball, Louisiana	3641	D	8			31.377778°N 92.474167°W / 31.377778; -92.474167 (KWDF - 8 kW daytime)
KXNT	North Las Vegas, Nevada	33068	B	50	25		36.398056°N 114.915833°W / 36.398056; -114.915833 (KXNT - 50 kW daytime, 25 kW nighttime)
WBHY	Mobile, Alabama	24453	D	10			30.763889°N 88.11°W / 30.763889; -88.11 (WBHY - 10 kW daytime)
WCEO	Columbia, South Carolina	54466	D	50			34.211667°N 80.834722°W / 34.211667; -80.834722 (WCEO - 50 kW daytime)
WHAS	Louisville, Kentucky	11934	A			50	38.261111°N 85.428611°W / 38.261111; -85.428611 (WHAS - 50 kW unlimited)
WHGH	Thomasville, Georgia	25773	D	10			30.798333°N 83.939444°W / 30.798333; -83.939444 (WHGH - 10 kW daytime)
WKDI	Denton, Maryland	4131	D	1			38.898056°N 75.852778°W / 38.898056; -75.852778 (WKDI - 1 kW daytime)
WKTR	Earlysville, Virginia	73191	D	8.2			38.265833°N 78.414722°W / 38.265833; -78.414722 (WKTR - 8.2 kW daytime)
WPCO	Stroudsburg, Pennsylvania	47423	D	0.25			40.973889°N 75.195278°W / 40.973889; -75.195278 (WPCO - 0.25 kW daytime)
WPGS	Mims, Florida	73876	D	1			28.738889°N 80.883889°W / 28.738889; -80.883889 (WPGS - 1 kW daytime)
WRYM	New Britain, Connecticut	26314	D	1	0.125		41.686111°N 72.729722°W / 41.686111; -72.729722 (WRYM - 1 kW daytime, 0.125 kW nighttime)
WXEW	Yabucoa, Puerto Rico	74206	B	5	1		18.049444°N 65.868611°W / 18.049444; -65.868611 (WXEW - 5 kW daytime, 1 kW nighttime)