The CBS 4 and NBC 23 affiliates are television stations in the Harlingen-Weslaco-McAllen DMA, serving the entire surrounding metropolitan area, known as the Rio Grande Valley in south Texas. The station is owned by Nexstar Media Group.

NBC 23 signed on in December 1981 and began broadcasting a DTV signal in 2005 with local news returning in October of 2007. The CBS affiliate was added January 28, 2020. The CBS affiliate was the first television broadcast in the Rio Grande Valley, signing on in October 1953.

CBS 4 / NBC 23
9201 W. Expressway 83
Harlingen, Texas 78552
Phone: (956) 366-4444
Main Fax: (956) 544-4636

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