Charter Communications is an American cable telecommunications company, which offers their services to consumers and businesses under the branding of Charter Spectrum. Providing services to 5.9 million customers in 29 states, it is the third-largest cable operator in the United States by revenue, behind Comcast and Time Warner Cable, and by residential subscriber lines it is the tenth-largest telephone provider. In late 2012, the company announced plans to relocate its headquarters from St.