Stations
- Christian Talk Radio – KASK
- Christian Talk Radio – WGTT
- ChristianRock.Net
- Christlike Radio SVG
- Christmas 365 – Santa’s Radio
- Christmas Court Radio
- Christmas FM
- Christmas FM – Classical & Carols
- Christmas FM – Classics
- Christmas FM – North Pole
- Christmas Melody Radio
- Christmas Radio Club
- Christmas Songs Radio
- ChristmasRadio24
- christmasweihnachten
- Christogenos Internet Radio
- Christovibes Radio
- Chromanova Radio
- Chromanova Radio – Chillout and Lounge
- Chronicles Christian Radio
- chronisch_elektronisch
- ChroniX Aggression
- ChroniX Grit
- ChroniX Metalcore
- CHSR 97.9FM – CHSR-FM
- Chuck FM 88.5 – KMQX
- Chuck FM 89.5 – KYQX
- Chueca FM
- CHUM 104.5 – CHUM-FM
- CHUN-FM – CHUN-FM
- CHUN-FM – CHUT-FM
- CHUN-FM – CHUT-FM-1
- CHUO 89.1 FM – CHUO-FM
- Church Talk Radio
- CHVN – CHVN-FM
- CHYZ-FM – CHYZ-FM
- Cia FM
- CIAM Radio – CIAM-FM
- CIAM Radio – CIAM-FM – CIAM-FM-1
- Ciao Como Radio
- Ciao Italia Radio
- Ciao Radio
- Ciao World Radio
- CIAU
- CIAX 98,3 FM – CIAX-FM
- CiberadioColombia
- CIBL 101.5
- CIBM 107 – CIBM-FM
- CIBN Radio – CIBN-FM
- CIBO – CIBO-FM
- Ciccio Riccio
- CICK 93.9 Smithers Community Radio
- Cidadão FM
- Cidade 925
- Cidade AM
- Cidade FM
- Cidade FM
- Cidade FM
- Cidade FM 104,9
- Cidade FM Frutal MG
- Cidade FM Loanda
- Cidade Ponto Love
- Cidade Rock Brasil
- CIDI 99.1 FM – CIDI-FM
- CIEL FM 103.7
- Cielo Cartangena
- Cielo FM
- Cielo FM
- Cielo FM
- Ciencia Arkana Radio
- CIFA-FM
- CIHO – CIHO-FM
- CIHO – CIHO-FM-4
- CIHO FM 96,3
- CIHW-FM
- CILE-FM
- CILX Radio 92.5 – CILX-FM
- CIME-FM
- CIMS-FM
- CINA 1650 AM – CINA
- Cincinnati Fire
- Cincinnati Public Radio – WMUB
- Cincinnati Public Radio – WVXU
- Cincinnati, OH Area Skywarn (WARN) – WB8CRS
- Cincinnati/Northern Kentucky International Airport (KCVG)
- CincyUnderground.com
- CinDaySports
- Cine-Melody
- CinemaItaliano
- CinéMaRadio
- Cinemix FM
- CineMusiK
- CINI-FM Radio – CINI-FM
- CINN FM – CINN-FM
- CIO HP Radio
- CiQi 90,3 FM – CIQI-FM
- Circuit Radio
- Circuito – La X
- Circuito Dance Radio FM – Dance FM
- Circuito Dance Radio FM – Hitz FM
