The following

radio stations Radio broadcasting is transmission of audio signal, audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-b ...

broadcast on AM frequency 680 kHz: 680 AM is a North American

clear-channel A clear-channel station is an AM broadcasting, AM radio station in North America that has the highest protection from Interference (communication), interference from other stations, particularly concerning night-time skywave propagation. The syste ...

frequency.

KNBR KNBR may refer to: * KNBR (AM), a radio station (680 AM) licensed to serve San Francisco, California, United States * KNBR-FM KNBR-FM (104.5 MHz) is a commercial radio station licensed to San Francisco, California, serving the greater San ...

and KBRW share Class A status on 680 kHz.

WRKO WRKO (680 AM) is a commercial news/talk Talk radio is a radio format containing discussion about topical issues and consisting entirely or almost entirely of original spoken word content rather than outside music. Most shows are regularly ho ...

WPTF WPTF (680 kHz) is a commercial AM radio station broadcasting a news/talk radio format. Licensed to Raleigh, the station serves the Research Triangle area of North Carolina. It is owned by the Curtis Media Group, with studios located on Highwood ...

CJOB CJOB (680 kHz) is a commercial AM radio station in Winnipeg, Manitoba, Canada. It is owned and operated by Corus Radio and airs a news/ talk format with news and sports programs. CJOB and its sister stations, CFPG-FM, CJKR-FM, and CKND-DT, ...

and

CFTR Cystic fibrosis transmembrane conductance regulator (CFTR) is a membrane protein and anion channel in vertebrates that is encoded by the ''CFTR'' gene. Geneticist Lap-Chee Tsui and his team identified the CFTR gene in 1989 as the gene linked wi ...

also broadcast on 680 kHz, with 50,000 watts at all times, but are class B.

In Argentina

* LT3 in

Rosario Rosario () is the largest city in the central provinces of Argentina, Argentine province of Santa Fe Province, Santa Fe. The city is located northwest of Buenos Aires, on the west bank of the Paraná River. Rosario is the third-most populous ci ...

Santa Fe Province The Province of Santa Fe ( es, Provincia de Santa Fe, ) is a Provinces of Argentina, province of Argentina, located in the center-east of the country. Neighboring provinces are from the north clockwise Chaco Province, Chaco (divided by the 28th ...

* LU12 in

Rio Gallegos Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil. Rio or Río may also refer to: Geography Brazil * Rio de Janeiro * Rio do Sul, a ...

, Santa Cruz * LV6 in Mendoza

In Canada

In Mexico

* XECHG-AM in Chilpancingo, Guerrero

In the United States

Stations in bold are

clear-channel station A clear-channel station is an AM broadcasting, AM radio station in North America that has the highest protection from Interference (communication), interference from other stations, particularly concerning night-time skywave propagation. The syste ...

References

{{DEFAULTSORT:680 Am Lists of radio stations by frequency