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).

  • 8153286800 | +1 815-328-6800 Illinois U.S.A.
  • 8153286801 | +1 815-328-6801 Illinois U.S.A.
  • 8153286802 | +1 815-328-6802 Illinois U.S.A.
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  • 8153286804 | +1 815-328-6804 Illinois U.S.A.
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  • 8153286867 | +1 815-328-6867 Illinois U.S.A.
  • 8153286868 | +1 815-328-6868 Illinois U.S.A.
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  • 8153286873 | +1 815-328-6873 Illinois U.S.A.
  • 8153286874 | +1 815-328-6874 Illinois U.S.A.
  • 8153286875 | +1 815-328-6875 Illinois U.S.A.
  • 8153286876 | +1 815-328-6876 Illinois U.S.A.
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  • 8153286878 | +1 815-328-6878 Illinois U.S.A.
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  • 8153286894 | +1 815-328-6894 Illinois U.S.A.
  • 8153286895 | +1 815-328-6895 Illinois U.S.A.
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  • 8153286897 | +1 815-328-6897 Illinois U.S.A.
  • 8153286898 | +1 815-328-6898 Illinois U.S.A.
  • 8153286899 | +1 815-328-6899 Illinois U.S.A.