TV Network is a term used to describe television broadcasting companies. The most popular TV networks in the United States are FOX (3 letters), PBS (3 letters), CBC (3 letters), CBS (3 letters), NBC (3 letters), and PAX (3 letters). FOX is a commercial broadcast network owned by FOX Corporation, which is known for its news and entertainment programming. PBS is a non-commercial educational public broadcasting service that provides content from member stations. CBC is a Canadian public broadcaster that provides news, sports, and entertainment programming. CBS is a commercial broadcast network owned by ViacomCBS, which is known for its news and entertainment programming. NBC is a commercial broadcast network owned by NBCUniversal, which is known for its news and entertainment programming. PAX is a commercial broadcast network owned by Ion Media Networks, which is known for its family-friendly programming.