Chronology of call letters WBBZ

First station

• Date: ...June 30, 1924...
• Frequency:
  • 1320 khz (...June 30, 1924...)
• Location:
  • Indianapolis, Indiana (...June 30, 1924...)
• Owner of license:
  • Noble B. Watson (...June 30, 1924...)

Second station

• Date: ...June 30, 1926-June 30, 1928...
• Frequency:
  • 1390 khz (...June 30, 1926...)
  • 1470 khz (...June 30, 1927-June 30, 1928...)
• Location:
  • Chicago, Illinois (portable) (...June 30, 1926-June 30, 1928...)
• Owner of license:
  • C. L. Carrell (...June 30, 1926-June 30, 1928...) (see also WHBL, WHBM, WIBJ, WIBM, WIBW, WKBG.)

Third station

• Date: ...March 29, 1941...
• Frequency:
  • 1200 kHz (...March 29, 1941)
  • 1230 kHz (March 29, 1941...)
• Location:
  • Ponca City, Oklahoma (...March 29, 1941...)