KTBZ-FM (94.5 MHz) is a commercial active/alternative rock radio station licensed to Houston, Texas. Owned by iHeartMedia, the station serves Greater Houston. The KTBZ-FM studios are located in Uptown Houston, while the station transmitter is located near Missouri City, Texas; KTBZ-FM has an effective radiated power of 100,000 watts. KTBZ-FM broadcasts in the HD Radio format, with its HD2 subchannel carrying a simulcast of co-owned KBME "Sportstalk 790", and its HD3 subchannel carrying a simulcast of co-owned KPRC.