WGLM (1380 AM) is a Class B regional radio station licensed to GREENVILLE, MI. Operating with 1 kW daytime power using a directional (different day/night patterns) antenna system with 2 towers. At night it operates at 500 watts. After sunset, skywave propagation can extend the signal across much of the surrounding region. The station is owned by Packer Radio. It broadcasts a Full-service radio format.