CBS RADIO, a division of CBS Corporation, is one of the largest major-market radio operators in the United States, with stations covering news, sports, talk, rock, country, Top 40, classic hits, and urban formats, among others. Reaching nearly 70 million unique over-the-air listeners on a weekly basis, the division operates 126 radio stations across 27 markets, including all of the Top 10. The overall mix of each radio station's programming is designed to fit the station's specific format and serve its local community.