93.7 FM KLBJ Austin TX

KLBJ-FM (93.7 MHz) is a commercial radio station in Austin, Texas. It broadcasts an Mainstream Rock radio format billed as "The Rock of Austin." It is owned by Sinclair Telecable Inc. (unrelated to television broadcaster Sinclair Broadcast Group, which owns CBS network affiliate KEYE). KLBJ-FM is licensed under the name Waterloo Media. The station was once owned by the family of President Lyndon Baines Johnson, and still carries his initials as its call letters.

KLBJ-FM has studios and offices along Interstate 35 in North Austin. The transmitter and broadcast tower are atop Austin's Mount Larson. KLBJ-FM broadcasts in the HD Radio format. Its HD-2 digital subchannel airs heavy metal music as "No Control Radio."