Listen to the "CNBC Radio" radio station live. The "CNBC Radio" studio is located in Englewood Cliffs, NJ. Callsign: CNBC. Broadcasting region: United States and Canada. Start of broadcasting: April 17, 1989. Program format: Business news. Target audience: 25-54 years old. Audience Reach: 355,000,000. Listeners per day: 310,000.