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).

  • 8156491600 | +1 815-649-1600 Illinois U.S.A.
  • 8156491601 | +1 815-649-1601 Illinois U.S.A.
  • 8156491602 | +1 815-649-1602 Illinois U.S.A.
  • 8156491603 | +1 815-649-1603 Illinois U.S.A.
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  • 8156491670 | +1 815-649-1670 Illinois U.S.A.
  • 8156491671 | +1 815-649-1671 Illinois U.S.A.
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  • 8156491674 | +1 815-649-1674 Illinois U.S.A.
  • 8156491675 | +1 815-649-1675 Illinois U.S.A.
  • 8156491676 | +1 815-649-1676 Illinois U.S.A.
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  • 8156491678 | +1 815-649-1678 Illinois U.S.A.
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  • 8156491694 | +1 815-649-1694 Illinois U.S.A.
  • 8156491695 | +1 815-649-1695 Illinois U.S.A.
  • 8156491696 | +1 815-649-1696 Illinois U.S.A.
  • 8156491697 | +1 815-649-1697 Illinois U.S.A.
  • 8156491698 | +1 815-649-1698 Illinois U.S.A.
  • 8156491699 | +1 815-649-1699 Illinois U.S.A.