The Comcast Network (TCN) is an American cable television network that is owned by the Comcast Corporation, through NBCUniversal; it is carried mostly on Comcast cable systems in four states and 20 television markets in the Eastern U.S. from New Jersey to Virginia. It is channel 99 and 580(HD) on the Verizon FiOS Network. The main focus of the network is on the Philadelphia area, although the channel attempts to structure its programs as national shows. Key markets include New Jersey, the Pennsylvania cities of Philadelphia, Pittsburgh and Harrisburg, Baltimore, Maryland, Washington, D.C. and Richmond, Virginia.