Encyclopedia

550 AM

AM radio frequency

Wikipedia contributorsAdapted for Fathomly · View authors

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Source updated January 17, 2026

The following radio stations broadcast on AM frequency 550 kHz, which the Federal Communications Commission classifies as a regional frequency.

01Argentina

La Primera in Neuquén, Neuquén. (still have no call sign assigned)

02Brazil

ZYI-797 in Garanhuns
ZYL-225 in Cataguazes
ZYL-263 in Montes Claros
ZYJ-331 in Curitiba
ZYK-287 in Santa Cruz do Sul
ZYK-578 in Cruzeiro
ZYK-696 in Sertaozinho
ZYK-902 in São Raimundo Nonato

03Colombia

HJHF in Marinilla
HJR22 in Santa Marta
HJR36 in Mitú
HJZQ in Neiva

04Mexico

XEPL-AM in Cd. Cuauhtémoc, Chihuahua
XEGNAY-AM in Tepic, Nayarit

05Paraguay

ZP48 in Marical Estigarribia
ZP 16 in Ciudad del Este

06Saint Kitts and Nevis

ZIZ in Springfield, Basseterre (Note: ZIZ operates at 555 kHz)

07United States

Call sign	City of license	Facility ID	Class	Daytime power (kW)	Nighttime power (kW)	Transmitter coordinates
KARI	Blaine, Washington	5351	B	5	2.5	48°57′15″N 122°44′36″W / 48.954167°N 122.743333°W / 48.954167; -122.743333 (KARI - 5 kW daytime, 2.5 kW nighttime)
KBOW	Butte, Montana	7911	B	5	1	45°58′30″N 112°34′18″W / 45.975°N 112.571667°W / 45.975; -112.571667 (KBOW - 5 kW daytime, 1 kW nighttime)
KCRS	Midland, Texas	42015	B	5	1	32°04′10″N 102°01′46″W / 32.069444°N 102.029444°W / 32.069444; -102.029444 (KCRS - 5 kW daytime, 1 kW nighttime)
KFRM	Salina, Kansas	25808	D	5	0.11	39°26′04″N 97°39′37″W / 39.434444°N 97.660278°W / 39.434444; -97.660278 (KFRM - 5 kW daytime, 0.11 kW nighttime)
KFYI	Phoenix, Arizona	63918	B	5	1	33°23′17″N 112°00′22″W / 33.388056°N 112.006111°W / 33.388056; -112.006111 (KFYI - 5 kW daytime, 1 kW nighttime)
KFYR	Bismarck, North Dakota	41426	B	5	5	46°51′12″N 100°32′37″W / 46.853333°N 100.543611°W / 46.853333; -100.543611 (KFYR - 5 kW daytime, 5 kW nighttime)
KLLV	Breen, Colorado	15879	D	1.8		37°11′02″N 108°04′54″W / 37.183889°N 108.081667°W / 37.183889; -108.081667 (KLLV - 1.8 kW daytime)
KNUI	Wailuku, Hawaii	49956	B	1	1	20°53′26″N 156°29′20″W / 20.890556°N 156.488889°W / 20.890556; -156.488889 (KNUI - 1 kW daytime, 1 kW nighttime)
KOAC	Corvallis, Oregon	50587	B	5	5	44°38′12″N 123°11′33″W / 44.636667°N 123.1925°W / 44.636667; -123.1925 (KOAC - 5 kW daytime, 5 kW nighttime)
KRAI	Craig, Colorado	72436	B	5	0.5	40°32′45″N 107°31′52″W / 40.545833°N 107.531111°W / 40.545833; -107.531111 (KRAI - 5 kW daytime, 0.5 kW nighttime)
KTRS	Saint Louis, Missouri	20359	B	5	5	38°39′45″N 90°07′43″W / 38.6625°N 90.128611°W / 38.6625; -90.128611 (KTRS - 5 kW daytime, 5 kW nighttime)
KTSA	San Antonio, Texas	71087	B	5	5	29°29′41″N 98°24′52″W / 29.494722°N 98.414444°W / 29.494722; -98.414444 (KTSA - 5 kW daytime) (daytime) 29°29′46″N 98°24′54″W / 29.496111°N 98.415°W / 29.496111; -98.415 (KTSA - 5 kW nighttime) (nighttime)
KTZN	Anchorage, Alaska	12967	B	5	5	61°09′58″N 149°49′34″W / 61.166111°N 149.826111°W / 61.166111; -149.826111 (KTZN - 5 kW daytime, 5 kW nighttime)
KUZZ	Bakersfield, California	7695	B	5	5	35°20′25″N 118°56′19″W / 35.340278°N 118.938611°W / 35.340278; -118.938611 (KUZZ - 5 kW daytime, 5 kW nighttime)
WAME	Statesville, North Carolina	63146	D	0.5	0.053	35°47′36″N 80°51′15″W / 35.793333°N 80.854167°W / 35.793333; -80.854167 (WAME - 0.5 kW daytime, 0.053 kW nighttime)
WAYR	Fleming Island, Florida	24625	B	5	0.5	30°04′21″N 81°47′24″W / 30.0725°N 81.79°W / 30.0725; -81.79 (WAYR - 5 kW daytime, 0.5 kW nighttime)
WDEV	Waterbury, Vermont	54866	B	5	1	44°21′17″N 72°45′07″W / 44.354722°N 72.751944°W / 44.354722; -72.751944 (WDEV - 5 kW daytime, 1 kW nighttime)
WDUN	Gainesville, Georgia	32976	B	10	2.5	34°20′08″N 83°47′32″W / 34.335556°N 83.792222°W / 34.335556; -83.792222 (WDUN - 10 kW daytime, 2.5 kW nighttime)
WGR	Buffalo, New York	56101	B	5	5	42°46′11″N 78°50′37″W / 42.769722°N 78.843611°W / 42.769722; -78.843611 (WGR - 5 kW daytime, 5 kW nighttime)
WIOZ	Pinehurst, North Carolina	46949	B	1	0.26	35°09′04″N 79°28′40″W / 35.151111°N 79.477778°W / 35.151111; -79.477778 (WIOZ - 1 kW daytime, 0.26 kW nighttime)
WKRC	Cincinnati, Ohio	29737	B	5	1	39°00′29″N 84°26′39″W / 39.008056°N 84.444167°W / 39.008056; -84.444167 (WKRC - 5 kW daytime, 1 kW nighttime)
WPAB	Ponce, Puerto Rico	53077	B	5	5	17°59′27″N 66°37′48″W / 17.990833°N 66.63°W / 17.990833; -66.63 (WPAB - 5 kW daytime, 5 kW nighttime)
WSAU	Wausau, Wisconsin	41902	B	15	20	44°51′26″N 89°35′13″W / 44.857222°N 89.586944°W / 44.857222; -89.586944 (WSAU - 15 kW daytime, 20 kW nighttime)
WSJW	Pawtucket, Rhode Island	67578	B	1	0.5	41°54′18″N 71°23′58″W / 41.905°N 71.399444°W / 41.905; -71.399444 (WSJW - 1 kW daytime, 0.5 kW nighttime)
WSVA	Harrisonburg, Virginia	39493	B	5	1	38°27′04″N 78°54′29″W / 38.451111°N 78.908056°W / 38.451111; -78.908056 (WSVA - 5 kW daytime, 1 kW nighttime)

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Sources and credits

This article is adapted from the Wikipedia article “550 AM”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.

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