WIVB-TV, virtual channel 4 (UHF digital channel 36), is a CBS owned-and-operated television station licensed to Buffalo, New York, United States. The station is owned by the CBS Television Stations subsidiary of ViacomCBS. The station shares its studios on Elmwood Avenue in North Buffalo and transmitter facilities in Colden, New York with CW owned-and-operated station WNLO (channel 23). Master control and some internal operations for both stations are based at the facilities of NBC owned-and-operated station WWLP in Chicopee, Massachusetts.

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