Cincinnati Bell is a regional telecommunications service provider based in Cincinnati, Ohio. The company provides landline telephone, fiber-optic Internet, and IPTV services to customers in Ohio, Kentucky, and Indiana. Cincinnati Bell also operates a data center subsidiary, CyrusOne, which provides enterprise-class data center services to customers worldwide. The company was founded in 1873 as the City and Suburban Telegraph Association and has since grown to become one of the largest telecommunications providers in the Midwest.