KCMC (740 AM) is a radio station broadcasting a talk format. Licensed to Texarkana, Texas, USA, it serves the Texarkana area. The station is currently owned by Texarkana Radio Center.
The station was founded in 1933 by Clyde E. Palmer as a sister outlet to his Texarkana Gazette. It was Texarkana's first radio station.
The station is an affiliate of the Dallas Cowboys radio network.
Disk jockey Barney Cannon (1955-2009), an authority on Country music who spent a quarter century with KWKH in Shreveport, once worked at KCMC.