540 AM
The following radio stations broadcast on AM frequency 540 kHz: 540 AM is a Canadian and Mexican clear-channel frequency. CBK, Watrous-Regina, Saskatchewan, and XEWA San Luis Potosí, Mexico, share Class A status on 540 kHz.
Because 540 kHz is a multiple of both 9 and 10, the frequency is available for use by broadcast stations in all three ITU regions.
Argentina
- LRA14 in Santa Fe, Santa Fe.
- LRA25 in Tartagal, Salta.
- LU17 in Puerto Madryn, Chubut.
- Radio Pasión in Buenos Aires.
- Presidente Perón in Buenos Aires.
Australia
- 4QL in Longreach, Queensland
- 7SD in Scottsdale, Tasmania
Belgium
- ORU Brussels
Brazil
- ZYH295 in Manaus, Amazonas
- ZYH610 in Canindé, Ceará
- ZYH755 in Goiânia, Goiás
- ZYH894 in Barra do Corda, Maranhão
- ZYJ450 in Rio de Janeiro, Rio de Janeiro
- ZYJ778 in Rio do Sul, Santa Catarina
- ZYK226 in Canoas, Rio Grande do Sul
- ZYK322 in Santo Ângelo, Rio Grande do Sul
- ZYK734 in Sumaré, São Paulo
- ZYL331 in Ipanema, Minas Gerais
- ZYI914 in Água Branca, Piauí
Canada
| Call sign | City of license | Daytime power | Nighttime power | Transmitter coordinates |
| CBK | Watrous, Saskatchewan | 50 | 50 | |
| CBKO | Coal Harbour, British Columbia | 0.04 | 0.04 | |
| CBYW | Wells, British Columbia | 0.04 | 0.04 |
Chile
- CB-054 Melipilla
- CD-054 Valdivia
China
- CNR The Voice of China, mainly in Changsha, Dandong, Fuzhou, Guiyang, Liaoyang, Shanghai, Shenyang, Xi'an, Yingkou and Zhuzhou
Colombia
- HJKA Bogotá
Costa Rica
- TICAL Cartago
Dominican Republic
- HICM Santo Domingo
Ecuador
- HCFA2 Guayaquil
El Salvador
- YSHV San Salvador
- YNOW Managua
Ethiopia
- ETEBS Ghimbi
Finland
- OFF Oulu
Grenada
- ZBF-AM Morne Rouge
Guatemala
- Radio Amistad San Pedro La Laguna
- Radio Cobán Cobán
Hungary
- HAL-3 Solt
Indonesia
- RRI Pro-4 in Bandung, West Java
- PM5DXA Barabai
- PM8CNI Trimurjo
Iran
- EPM-3 Mashhad
Japan
- JOSK Kitakyushu
- JOSG Matsumoto
- JOMG Miyazaki
- JOJG Yamagata
Kuwait
- 9KV-1 Kabd
Mali
- TZH Bamako
Mexico
| Call sign | City of license | Power | Transmitter coordinates |
| XESURF-AM | Tijuana, Baja California | 25 | |
| XETX-AM | Nuevo Casas Grandes, Chihuahua | 25 | |
| XEWF-AM | Tlalmanalco, State of Mexico | 20 | |
| XEHS-AM | Los Mochis, Sinaloa | 25 | |
| XEWA-AM | San Luis Potosí, San Luis Potosí | 150 |
New Zealand
- ZL1XC Tauranga/Papamoa
- ZL2XNR New Plymouth/Kaimata
Nicaragua
- YNDW Managua
Pakistan
- APP-1 Peshawar
Panama
- HOPU Los Algarrobos / David, Chiriqui
- HOU 23 Los Algarrobos, Veraguas
Peru
- OBX4E Lima
- OCX2D Trujillo
Philippines
- DZWT Baguio City –
- DYRB Cebu City –
- DXGH General Santos –
- DYDW Tacloban City –
Russian Federation
- RW388 Orenburg
Samoa
- 5W2AP Apia
South Korea
- HLCZ-AM Hongsong
- HLSC-AM Jumchon
- HLSN-AM Changsu
Spain
- EAJ15 Barcelona
Taiwan
- CNR The Voice of China in Lianjiang County
Thailand
- HSAT-AM Bangkok
United States
Puerto Rico
- ACE Roosevelt Roads Naval Station, Puerto Rico
Venezuela
- YVUR San Juan de Manapiare
- YVOV La Villa del Rosario