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).

  • 8155261700 | +1 815-526-1700 Illinois U.S.A.
  • 8155261701 | +1 815-526-1701 Illinois U.S.A.
  • 8155261702 | +1 815-526-1702 Illinois U.S.A.
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  • 8155261767 | +1 815-526-1767 Illinois U.S.A.
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  • 8155261774 | +1 815-526-1774 Illinois U.S.A.
  • 8155261775 | +1 815-526-1775 Illinois U.S.A.
  • 8155261776 | +1 815-526-1776 Illinois U.S.A.
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  • 8155261794 | +1 815-526-1794 Illinois U.S.A.
  • 8155261795 | +1 815-526-1795 Illinois U.S.A.
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  • 8155261797 | +1 815-526-1797 Illinois U.S.A.
  • 8155261798 | +1 815-526-1798 Illinois U.S.A.
  • 8155261799 | +1 815-526-1799 Illinois U.S.A.