Listen to the "CNN Radio News" radio station live. The "CNN Radio News" studio is located in Atlanta, GA. Callsign: CNN. Broadcasting region: United States, Canada, Worldwide via CNN International. Start of broadcasting: June 1, 1980. Program format: News/Talk. Target audience: 18-80 years old. Audience Reach: 90,100,000. Listeners per day: 580,000.