Chronology of call letters WPB

• Date: January 10, 1922-May 5, 1922 ( NOTE: Apparently first licensed as a non-broadcast station.)
• Frequency:
  • 1000 kHz (January 10, 1922...)
  • 833 kHz (...April 1, 1922-May 5, 1922)
• Location:
  • Pittsburgh, Pennsylvania (January 10, 1922-May 5, 1922)
• Owner of license:
  • Newspaper Printing Company (January 10, 1922-May 5, 1922)