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).

  • 8153202400 | +1 815-320-2400 Illinois U.S.A.
  • 8153202401 | +1 815-320-2401 Illinois U.S.A.
  • 8153202402 | +1 815-320-2402 Illinois U.S.A.
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  • 8153202424 | +1 815-320-2424 Illinois U.S.A.
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  • 8153202431 | +1 815-320-2431 Illinois U.S.A.
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  • 8153202451 | +1 815-320-2451 Illinois U.S.A.
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  • 8153202455 | +1 815-320-2455 Illinois U.S.A.
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  • 8153202467 | +1 815-320-2467 Illinois U.S.A.
  • 8153202468 | +1 815-320-2468 Illinois U.S.A.
  • 8153202469 | +1 815-320-2469 Illinois U.S.A.
  • 8153202470 | +1 815-320-2470 Illinois U.S.A.
  • 8153202471 | +1 815-320-2471 Illinois U.S.A.
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  • 8153202473 | +1 815-320-2473 Illinois U.S.A.
  • 8153202474 | +1 815-320-2474 Illinois U.S.A.
  • 8153202475 | +1 815-320-2475 Illinois U.S.A.
  • 8153202476 | +1 815-320-2476 Illinois U.S.A.
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  • 8153202478 | +1 815-320-2478 Illinois U.S.A.
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  • 8153202494 | +1 815-320-2494 Illinois U.S.A.
  • 8153202495 | +1 815-320-2495 Illinois U.S.A.
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  • 8153202497 | +1 815-320-2497 Illinois U.S.A.
  • 8153202498 | +1 815-320-2498 Illinois U.S.A.
  • 8153202499 | +1 815-320-2499 Illinois U.S.A.