Chronology of call letters WGBW

• Date: ...June 30, 1925...
• Frequency:
  • 1170 khz (...June 30, 1925...)
• Location:
  • Spring Valley, Illinois (...June 30, 1925...)
  • Green Bay, Wisconsin (? to 4/10/1998) Educational FM
  • Grace Baptist Church,  Port St. Joe, Florida  (1998 to 2006)  (FM-LP)
  • Two Rivers, Wisconsin (Sept. 2006 to present)  (1590 KHz)