WFAN (AM) sell off one of its radio networks. The company decided to keep the Red Network, and it was rebranded as the NBC Radio Network after the Blue Network was divested to Edward J. Noble, which was later renamed the American Broadcasting Company (ABC). WEAF's call letters were changed to WNBC in 1946, then to WRCA in 1954, and back to WNBC in 1960. During the 1960s, WNBC relied less on network programming and adopted a talk format, followed by a switch to a MOR music sound. The station spent much of the 1970s and early 1980s flipping between the Top
History of WFAN chains operated by the National Broadcasting Company. By 1928, WEAF was purchased by NBC's parent company, the Radio Corporation of America. As a result of the North American Regional Broadcasting Agreement of 1941, WEAF became a clear-channel station and could be heard across most of the eastern half of North America at night. In 1943, the United States Supreme Court, citing antitrust concerns, ordered RCA to sell off one of its radio networks. The company decided to keep the Red Network, and it was rebranded as the NBC Radio Network after the Blue Network was divested to Edward J. Noble.