What is "wosf"

WOSF "Old School 105.3" is an Urban Oldies station in Gaffney, South Carolina; serving the Charlotte, North Carolina market. WOSF is the Charlotte affiliate of the Tom Joyner Morning Show. Owned by Radio One, the station's studios are located in South Charlotte near Carowinds, and the transmitter site is located in Dallas, North Carolina. It is the only commercial station on the South Carolina side of the market that brands itself as a full-market Charlotte station; indeed, it is the only commercial station on the South Carolina side of the market that covers Charlotte to any significant extent.