{{Short description|Clear-channel frequency}} {{more citations needed|date=September 2014}} The following radio stations broadcast on AM frequency '''1090 kHz''':<ref>{{Cite web|title=AM Query Results|url=https://transition.fcc.gov/fcc-bin/amq?state=&call=&arn=&city=&freq=1090&fre2=1090&single=1&type=3&facid=&class=&list=1&dist=&dlat2=&mlat2=&slat2=&NS=N&dlon2=&mlon2=&slon2=&EW=W&size=9}}</ref> 1090 AM is a United States and Mexican clear-channel frequency.<ref>{{Cite web|date=2015-12-11|title=AM Station Classes, and Clear, Regional, and Local Channels|url=https://www.fcc.gov/media/radio/am-clear-regional-local-channels|access-date=2020-11-25|website=Federal Communications Commission|language=en}}</ref> WBAL Baltimore and XEPRS-AM Rosarito-Tijuana share Class A status on 1090 AM. KAAY in Little Rock, Arkansas, is a former class A station on this frequency but was reduced to class B when it downgraded its nighttime power in 2026.
== In Argentina == * Libertad in Rosario, Santa Fe
== In Canada == * CBON-12 in Mattawa, Ontario - 40 watts, transmitter located at {{coord|46.3136|-78.7214|name=CBON-12 - 0.04 kW daytime, 0.04 kW nighttime}}
== In Mexico == Stations in '''bold''' are clear-channel stations. * XEAU-AM in Monterrey, Nuevo León * XEFC-AM in Mérida, Yucatán * XEHR-AM in Puebla, Puebla * '''XEPRS-AM''' in Rosarito, Baja California - 50 kW daytime, 50 kW nighttime, transmitter located at {{coord|32.402278|-117.086722|name=XEPRS - 50 kW daytime, 50 kW nighttime}} * XEWL-AM in Nuevo Laredo, Tamaulipas
== In the United States == Stations in '''bold''' are clear-channel stations. {| class="wikitable sortable" ! Call sign !! City of license !! Facility ID !! Class !! Daytime power (kW) !! Nighttime power (kW) !! Critical hours power (kW) !! Transmitter coordinates |- | KAAY || Little Rock, Arkansas || 33253 || B || 50 || 3.4 || || {{coord|34.6|-92.225|name=KAAY - 50 kW daytime, 3.4 kW nighttime}} |- | KBOZ || Bozeman, Montana || 16775 || B || 5 || 5 || || {{coord|45.616111|-111.087778|name=KBOZ - 5 kW daytime, 5 kW nighttime}} |- | KEXS || Excelsior Springs, Missouri || 14620 || D || 10 || || 4 || {{coord|39.294167|-94.260278|name=KEXS - 10 kW daytime, 4 kW critical hours}} |- | KMXA || Aurora, Colorado || 10057 || B || 50 || 0.5 || || {{coord|39.664722|-104.656667|name=KMXA - 50 kW daytime, 0.5 kW nighttime}} |- | KNWS || Waterloo, Iowa || 49784 || D || 1 || 0.057 || || {{coord|42.443889|-92.299444|name=KNWS - 1 kW daytime, 0.057 kW nighttime}} |- | KPTR || Seattle, Washington || 6387 || B || 50 || 50 || || {{coord|47.393889|-122.423611|name=KPTR - 50 kW daytime, 50 kW nighttime}} |- | KSOU || Sioux Center, Iowa || 67756 || D || 0.5 || || || {{coord|43.056111|-96.171389|name=KSOU - 0.5 kW daytime}} |- | KTGO || Tioga, North Dakota || 67183 || D || 1.1 || 0.006 || || {{coord|48.391111|-102.934444|name=KTGO - 1.1 kW daytime, 0.006 kW nighttime}} |- | KVOP || Plainview, Texas || 54681 || B || 5 || 0.5 || || {{coord|34.092222|-101.640556|name=KVOP - 5 kW daytime, 0.5 kW nighttime}} |- | WAQE || Rice Lake, Wisconsin || 55338 || D || 5 || || || {{coord|45.537778|-91.763889|name=WAQE - 5 kW daytime}} |- | WBAF || Barnesville, Georgia || 3973 || D || 1 || || || {{coord|33.053611|-84.135278|name=WBAF - 1 kW daytime}} |- | '''WBAL''' || Baltimore, Maryland || 65679 || A || 50 || 50 || || {{coord|39.375833|-76.7725|name=WBAL - 50 kW daytime, 50 kW nighttime}} |- | WCAR || Livonia, Michigan || 73397 || B || 0.25 || 0.5 || || {{coord|42.329444|-83.361944|name=WCAR - 0.25 kW daytime, 0.5 kW nighttime}} |- | WCRA || Effingham, Illinois || 19047 || D || 0.64 || 0.011 || || {{coord|39.107222|-88.562222|name=WCRA - 0.64 kW daytime, 0.011 kW nighttime}} |- | WCZZ || Greenwood, South Carolina || 68856 || D || 5 || || 2.25 || {{coord|34.162778|-82.194722|name=WCZZ - 5 kW daytime, 2.25 kW critical hours}} |- | WENR || Englewood, Tennessee || 39379 || D || 1 || || || {{coord|35.426389|-84.515833|name=WENR - 1 kW daytime}} |- | WFCV || Fort Wayne, Indiana || 6489 || D || 2.5 || || 1 || {{coord|41.083611|-85.075556|name=WFCV - 2.5 kW daytime, 1 kW critical hours}} |- | WHGG || Kingsport, Tennessee || 64508 || D || 10 || || 1.8 || {{coord|36.461111|-82.453333|name=WHGG - 10 kW daytime, 1.8 kW critical hours}} |- | WILD || Boston, Massachusetts || 47413 || D || 4.8 || || 1.9 || {{coord|42.402778|-71.074444|name=WILD - 4.8 kW daytime, 1.9 kW critical hours}} |- | WKBZ || Muskegon, Michigan || 25087 || D || 1 || || || {{coord|43.276667|-86.253889|name=WKBZ - 1 kW daytime}} |- | WKFI || Wilmington, Ohio || 58371 || D || 1 || || || {{coord|39.436667|-83.855833|name=WKFI - 1 kW daytime}} |- | WKTE || King, North Carolina || 6427 || D || 1 || || || {{coord|36.296667|-80.371667|name=WKTE - 1 kW daytime}} |- | WSOL || San German, Puerto Rico || 58832 || B || 0.25 || 0.73 || || {{coord|18.078889|-67.021667|name=WSOL - 0.25 kW daytime, 0.73 kW nighttime}} |- | WTNK || Hartsville, Tennessee || 5862 || D || 1 || 0.002 || || {{coord|36.388056|-86.165278|name=WTNK - 1 kW daytime, 0.002 kW nighttime}} |- | WTSB || Selma, North Carolina || 71088 || D || 9 || || 1.7 || {{coord|35.615833|-78.409167|name=WTSB - 9 kW daytime, 1.7 kW critical hours}} |- | WWGC || Albertville, Alabama || 6211 || D || 0.5 || || || {{coord|34.264444|-86.278889|name=WWGC - 0.5 kW daytime}} |}
== In Uruguay == * CX 28 Radio Imparcial in Montevideo
==References== {{GeoGroup}} {{Reflist}}
{{Lists of radio stations by frequency}}
{{DEFAULTSORT:1090 Am}} Category:Lists of radio stations by frequency