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).

  • 8153283500 | +1 815-328-3500 Illinois U.S.A.
  • 8153283501 | +1 815-328-3501 Illinois U.S.A.
  • 8153283502 | +1 815-328-3502 Illinois U.S.A.
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  • 8153283567 | +1 815-328-3567 Illinois U.S.A.
  • 8153283568 | +1 815-328-3568 Illinois U.S.A.
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  • 8153283573 | +1 815-328-3573 Illinois U.S.A.
  • 8153283574 | +1 815-328-3574 Illinois U.S.A.
  • 8153283575 | +1 815-328-3575 Illinois U.S.A.
  • 8153283576 | +1 815-328-3576 Illinois U.S.A.
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  • 8153283578 | +1 815-328-3578 Illinois U.S.A.
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  • 8153283594 | +1 815-328-3594 Illinois U.S.A.
  • 8153283595 | +1 815-328-3595 Illinois U.S.A.
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  • 8153283597 | +1 815-328-3597 Illinois U.S.A.
  • 8153283598 | +1 815-328-3598 Illinois U.S.A.
  • 8153283599 | +1 815-328-3599 Illinois U.S.A.