100.3 Jack FM

100.3 Jack FM, also known as KZKK (100.3 FM), is a United States-based variety hits or adult hits format commercial radio station licensed to Dallas, Texas, that emphasizes a broad playlist rather than strict genre boundaries or tight rotations. It is one of the most successful stations using the “Jack FM” branding in the United States. The station’s slogan, historically “Playing What We Want,” reflects its eclectic mix of music and minimal DJ chatter. It uses a pre-recorded, sarcastic, and witty voice (known as the “Voice of Jack”) to deliver ironic quips and station IDs. The station’s music typically spans 1960s through 2000s hits, with a strong focus on songs from the 1980s and 1990s. With its high-quality audio stream, listeners can enjoy crystal-clear sound on any device.