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).

  • 8153284900 | +1 815-328-4900 Illinois U.S.A.
  • 8153284901 | +1 815-328-4901 Illinois U.S.A.
  • 8153284902 | +1 815-328-4902 Illinois U.S.A.
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  • 8153284949 | +1 815-328-4949 Illinois U.S.A.
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  • 8153284951 | +1 815-328-4951 Illinois U.S.A.
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  • 8153284967 | +1 815-328-4967 Illinois U.S.A.
  • 8153284968 | +1 815-328-4968 Illinois U.S.A.
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  • 8153284974 | +1 815-328-4974 Illinois U.S.A.
  • 8153284975 | +1 815-328-4975 Illinois U.S.A.
  • 8153284976 | +1 815-328-4976 Illinois U.S.A.
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  • 8153284997 | +1 815-328-4997 Illinois U.S.A.
  • 8153284998 | +1 815-328-4998 Illinois U.S.A.
  • 8153284999 | +1 815-328-4999 Illinois U.S.A.