KKYX (680 AM) is a Class B regional radio station licensed to SAN ANTONIO, TX. Operating with 50 kW daytime power using a directional (different day/night patterns) antenna system with 4 towers. At night it operates at 10 kW. After sunset, skywave propagation can extend the signal across much of the surrounding region. The station is owned by Cox Media Group. It broadcasts a Classic country format.