WNLO (channel 23) is a television station in Buffalo, New York, United States, airing programming from The CW. It is owned and operated by network majority owner Nexstar Media Group alongside CBS affiliate WIVB-TV (channel 4). WNLO and WIVB-TV share studios on Elmwood Avenue in North Buffalo; through a channel sharing agreement, the two stations transmit using WNLO's spectrum from a tower in Colden, New York. However, master control and some internal operations are based at Springfield, Massachusetts–licensed Nexstar sister station and NBC affiliate WWLP's studios in Chicopee.