KWOS (950 AM) is a Class B regional radio station licensed to JEFFERSON CITY, MO. Operating with 5 kW daytime power using a directional (different day/night patterns) antenna system with 4 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 Zimmer Radio. It broadcasts a News Talk Information format.