KWYB (channel 18) is a television station in Butte, Montana, United States, affiliated with ABC and Fox.

Owned by the Cowles Company, the station has studios on Dewey Boulevard in Butte, and its transmitter is located on XL Heights east of the city.

It simulcasts all network and syndicated programming provided by KWYB, but airs separate commercial inserts and legal identifications.

[3] In 1991, Continental Television Network applied for channel 18 in Butte and was granted a construction permit by the Federal Communications Commission on January 9, 1992.

[7] In February 2001, CTN sold KWYB/KWYB-LP, along with KTMF in Missoula, KTMF-LP in Kalispell, and KTGF in Great Falls, to Max Media of Montana.

Max Media provided operational support to the Equity Broadcasting-owned Fox affiliates in Butte/Bozeman, Missoula, and Great Falls from 2003 to 2008.

[17] The stations' signals are multiplexed: On June 14, 2002, the FCC granted a construction permit to build KWYB-DT on UHF channel 19.