City of Chicago


312 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).

  • 3128392700 | +1 312-839-2700 Illinois U.S.A.
  • 3128392701 | +1 312-839-2701 Illinois U.S.A.
  • 3128392702 | +1 312-839-2702 Illinois U.S.A.
  • 3128392703 | +1 312-839-2703 Illinois U.S.A.
  • 3128392704 | +1 312-839-2704 Illinois U.S.A.
  • 3128392705 | +1 312-839-2705 Illinois U.S.A.
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  • 3128392707 | +1 312-839-2707 Illinois U.S.A.
  • 3128392708 | +1 312-839-2708 Illinois U.S.A.
  • 3128392709 | +1 312-839-2709 Illinois U.S.A.
  • 3128392710 | +1 312-839-2710 Illinois U.S.A.
  • 3128392711 | +1 312-839-2711 Illinois U.S.A.
  • 3128392712 | +1 312-839-2712 Illinois U.S.A.
  • 3128392713 | +1 312-839-2713 Illinois U.S.A.
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  • 3128392718 | +1 312-839-2718 Illinois U.S.A.
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  • 3128392723 | +1 312-839-2723 Illinois U.S.A.
  • 3128392724 | +1 312-839-2724 Illinois U.S.A.
  • 3128392725 | +1 312-839-2725 Illinois U.S.A.
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  • 3128392731 | +1 312-839-2731 Illinois U.S.A.
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  • 3128392743 | +1 312-839-2743 Illinois U.S.A.
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  • 3128392745 | +1 312-839-2745 Illinois U.S.A.
  • 3128392746 | +1 312-839-2746 Illinois U.S.A.
  • 3128392747 | +1 312-839-2747 Illinois U.S.A.
  • 3128392748 | +1 312-839-2748 Illinois U.S.A.
  • 3128392749 | +1 312-839-2749 Illinois U.S.A.
  • 3128392750 | +1 312-839-2750 Illinois U.S.A.
  • 3128392751 | +1 312-839-2751 Illinois U.S.A.
  • 3128392752 | +1 312-839-2752 Illinois U.S.A.
  • 3128392753 | +1 312-839-2753 Illinois U.S.A.
  • 3128392754 | +1 312-839-2754 Illinois U.S.A.
  • 3128392755 | +1 312-839-2755 Illinois U.S.A.
  • 3128392756 | +1 312-839-2756 Illinois U.S.A.
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  • 3128392761 | +1 312-839-2761 Illinois U.S.A.
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  • 3128392765 | +1 312-839-2765 Illinois U.S.A.
  • 3128392766 | +1 312-839-2766 Illinois U.S.A.
  • 3128392767 | +1 312-839-2767 Illinois U.S.A.
  • 3128392768 | +1 312-839-2768 Illinois U.S.A.
  • 3128392769 | +1 312-839-2769 Illinois U.S.A.
  • 3128392770 | +1 312-839-2770 Illinois U.S.A.
  • 3128392771 | +1 312-839-2771 Illinois U.S.A.
  • 3128392772 | +1 312-839-2772 Illinois U.S.A.
  • 3128392773 | +1 312-839-2773 Illinois U.S.A.
  • 3128392774 | +1 312-839-2774 Illinois U.S.A.
  • 3128392775 | +1 312-839-2775 Illinois U.S.A.
  • 3128392776 | +1 312-839-2776 Illinois U.S.A.
  • 3128392777 | +1 312-839-2777 Illinois U.S.A.
  • 3128392778 | +1 312-839-2778 Illinois U.S.A.
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  • 3128392780 | +1 312-839-2780 Illinois U.S.A.
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  • 3128392789 | +1 312-839-2789 Illinois U.S.A.
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  • 3128392792 | +1 312-839-2792 Illinois U.S.A.
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  • 3128392794 | +1 312-839-2794 Illinois U.S.A.
  • 3128392795 | +1 312-839-2795 Illinois U.S.A.
  • 3128392796 | +1 312-839-2796 Illinois U.S.A.
  • 3128392797 | +1 312-839-2797 Illinois U.S.A.
  • 3128392798 | +1 312-839-2798 Illinois U.S.A.
  • 3128392799 | +1 312-839-2799 Illinois U.S.A.