Chronology of call letters 8ZZ

• Date: ...November 2, 1920...
• Frequency:
  • Variable, used 545, 909, and 800 khz at times
• Location:
  • East Pittsburgh, Pennsylvania (...November 2, 1920...)
• Owner of license:
  • Westinghouse Electric & Manufacturing Co. (...November 2, 1920...)
• Subsequent call letters: KDKA