The Comcast Corporation was founded as American Cable Systems in 1963, renamed Comcast Holdings in 1969, and finally renamed Comcast Corporation in 2001. Comcast owns and operates the Xfinity cable service, the over-the-air national broadcast network channels NBC and Telemundo,  multiple cable-only channels including MSNBC, CNBC, USA Network, NBCSN, the film studio Universal Pictures, and Universal Parks & Resorts. Comcast is the second-largest broadcasting and cable television company in the world as well as the largest pay-TV company, the largest cable TV company and largest home Internet service provider in the United States, and the third-largest home telephone service provider in the USA. Comcast services are available in 40 states and the District of Columbia. Prices for internet and telephone services as well as cable television vary depending on location, chosen package, whether or not you have bundled multiple services, and current specials. However, a general pricing guide is available with the 140 channel television package starting at $49.99 per month with a service commitment or $59.99 per month with no commitment, a commitment plan of 220 channels for $59.99 per month or $69.99 with no commitment, and the premier package of 260 channels for $104.99 per month with a commitment or $114.99 without a commitment. Plans bill once a month and can be set to automatically draft or paid manually each month. Non-commitment plans can be cancelled whenever desired while commitment plans may have an early termination fee based on how long remains on the commitment. More information about cancelling a Comcast account can be found below.