Chronology of call letters WGBU

First station

• Date: ...June 30, 1925...
• Frequency:
  • 780 khz (...June 30, 1925...)
• Location:
  • Miami, Florida (...June 30, 1925...)

Second station

• Date: ...June 30, 1926...
• Frequency:
  • 1080 khz (...June 30, 1926...)
• Location:
  • Fulford-by-the-Sea, Florida (...June 30, 1926...)
• Owner of license:
  • Florida Cities Finance Co. (...June 30, 1926...)