CMT | 6,671 followers on LinkedIn. Part of MTV Networks, a unit of Viacom Inc. (NYSE: VIA, VIA.B), CMT is America's most popular country music network, reaching more than 87 million households. In addition to world premiere videos, live concerts and events by established country music artists and new, cutting-edge acts, CMT also produces original entertainment programming and specials, such as the CMT Music Awards and CMT Crossroads.