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).

  • 8152874400 | +1 815-287-4400 Illinois U.S.A.
  • 8152874401 | +1 815-287-4401 Illinois U.S.A.
  • 8152874402 | +1 815-287-4402 Illinois U.S.A.
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  • 8152874451 | +1 815-287-4451 Illinois U.S.A.
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  • 8152874467 | +1 815-287-4467 Illinois U.S.A.
  • 8152874468 | +1 815-287-4468 Illinois U.S.A.
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  • 8152874474 | +1 815-287-4474 Illinois U.S.A.
  • 8152874475 | +1 815-287-4475 Illinois U.S.A.
  • 8152874476 | +1 815-287-4476 Illinois U.S.A.
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  • 8152874478 | +1 815-287-4478 Illinois U.S.A.
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  • 8152874494 | +1 815-287-4494 Illinois U.S.A.
  • 8152874495 | +1 815-287-4495 Illinois U.S.A.
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  • 8152874497 | +1 815-287-4497 Illinois U.S.A.
  • 8152874498 | +1 815-287-4498 Illinois U.S.A.
  • 8152874499 | +1 815-287-4499 Illinois U.S.A.