City of Chicago


815 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 8154282700 | +1 815-428-2700 Illinois U.S.A.
  • 8154282701 | +1 815-428-2701 Illinois U.S.A.
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  • 8154282767 | +1 815-428-2767 Illinois U.S.A.
  • 8154282768 | +1 815-428-2768 Illinois U.S.A.
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  • 8154282774 | +1 815-428-2774 Illinois U.S.A.
  • 8154282775 | +1 815-428-2775 Illinois U.S.A.
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  • 8154282794 | +1 815-428-2794 Illinois U.S.A.
  • 8154282795 | +1 815-428-2795 Illinois U.S.A.
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  • 8154282797 | +1 815-428-2797 Illinois U.S.A.
  • 8154282798 | +1 815-428-2798 Illinois U.S.A.
  • 8154282799 | +1 815-428-2799 Illinois U.S.A.