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).

  • 3127990700 | +1 312-799-0700 Illinois U.S.A.
  • 3127990701 | +1 312-799-0701 Illinois U.S.A.
  • 3127990702 | +1 312-799-0702 Illinois U.S.A.
  • 3127990703 | +1 312-799-0703 Illinois U.S.A.
  • 3127990704 | +1 312-799-0704 Illinois U.S.A.
  • 3127990705 | +1 312-799-0705 Illinois U.S.A.
  • 3127990706 | +1 312-799-0706 Illinois U.S.A.
  • 3127990707 | +1 312-799-0707 Illinois U.S.A.
  • 3127990708 | +1 312-799-0708 Illinois U.S.A.
  • 3127990709 | +1 312-799-0709 Illinois U.S.A.
  • 3127990710 | +1 312-799-0710 Illinois U.S.A.
  • 3127990711 | +1 312-799-0711 Illinois U.S.A.
  • 3127990712 | +1 312-799-0712 Illinois U.S.A.
  • 3127990713 | +1 312-799-0713 Illinois U.S.A.
  • 3127990714 | +1 312-799-0714 Illinois U.S.A.
  • 3127990715 | +1 312-799-0715 Illinois U.S.A.
  • 3127990716 | +1 312-799-0716 Illinois U.S.A.
  • 3127990717 | +1 312-799-0717 Illinois U.S.A.
  • 3127990718 | +1 312-799-0718 Illinois U.S.A.
  • 3127990719 | +1 312-799-0719 Illinois U.S.A.
  • 3127990720 | +1 312-799-0720 Illinois U.S.A.
  • 3127990721 | +1 312-799-0721 Illinois U.S.A.
  • 3127990722 | +1 312-799-0722 Illinois U.S.A.
  • 3127990723 | +1 312-799-0723 Illinois U.S.A.
  • 3127990724 | +1 312-799-0724 Illinois U.S.A.
  • 3127990725 | +1 312-799-0725 Illinois U.S.A.
  • 3127990726 | +1 312-799-0726 Illinois U.S.A.
  • 3127990727 | +1 312-799-0727 Illinois U.S.A.
  • 3127990728 | +1 312-799-0728 Illinois U.S.A.
  • 3127990729 | +1 312-799-0729 Illinois U.S.A.
  • 3127990730 | +1 312-799-0730 Illinois U.S.A.
  • 3127990731 | +1 312-799-0731 Illinois U.S.A.
  • 3127990732 | +1 312-799-0732 Illinois U.S.A.
  • 3127990733 | +1 312-799-0733 Illinois U.S.A.
  • 3127990734 | +1 312-799-0734 Illinois U.S.A.
  • 3127990735 | +1 312-799-0735 Illinois U.S.A.
  • 3127990736 | +1 312-799-0736 Illinois U.S.A.
  • 3127990737 | +1 312-799-0737 Illinois U.S.A.
  • 3127990738 | +1 312-799-0738 Illinois U.S.A.
  • 3127990739 | +1 312-799-0739 Illinois U.S.A.
  • 3127990740 | +1 312-799-0740 Illinois U.S.A.
  • 3127990741 | +1 312-799-0741 Illinois U.S.A.
  • 3127990742 | +1 312-799-0742 Illinois U.S.A.
  • 3127990743 | +1 312-799-0743 Illinois U.S.A.
  • 3127990744 | +1 312-799-0744 Illinois U.S.A.
  • 3127990745 | +1 312-799-0745 Illinois U.S.A.
  • 3127990746 | +1 312-799-0746 Illinois U.S.A.
  • 3127990747 | +1 312-799-0747 Illinois U.S.A.
  • 3127990748 | +1 312-799-0748 Illinois U.S.A.
  • 3127990749 | +1 312-799-0749 Illinois U.S.A.
  • 3127990750 | +1 312-799-0750 Illinois U.S.A.
  • 3127990751 | +1 312-799-0751 Illinois U.S.A.
  • 3127990752 | +1 312-799-0752 Illinois U.S.A.
  • 3127990753 | +1 312-799-0753 Illinois U.S.A.
  • 3127990754 | +1 312-799-0754 Illinois U.S.A.
  • 3127990755 | +1 312-799-0755 Illinois U.S.A.
  • 3127990756 | +1 312-799-0756 Illinois U.S.A.
  • 3127990757 | +1 312-799-0757 Illinois U.S.A.
  • 3127990758 | +1 312-799-0758 Illinois U.S.A.
  • 3127990759 | +1 312-799-0759 Illinois U.S.A.
  • 3127990760 | +1 312-799-0760 Illinois U.S.A.
  • 3127990761 | +1 312-799-0761 Illinois U.S.A.
  • 3127990762 | +1 312-799-0762 Illinois U.S.A.
  • 3127990763 | +1 312-799-0763 Illinois U.S.A.
  • 3127990764 | +1 312-799-0764 Illinois U.S.A.
  • 3127990765 | +1 312-799-0765 Illinois U.S.A.
  • 3127990766 | +1 312-799-0766 Illinois U.S.A.
  • 3127990767 | +1 312-799-0767 Illinois U.S.A.
  • 3127990768 | +1 312-799-0768 Illinois U.S.A.
  • 3127990769 | +1 312-799-0769 Illinois U.S.A.
  • 3127990770 | +1 312-799-0770 Illinois U.S.A.
  • 3127990771 | +1 312-799-0771 Illinois U.S.A.
  • 3127990772 | +1 312-799-0772 Illinois U.S.A.
  • 3127990773 | +1 312-799-0773 Illinois U.S.A.
  • 3127990774 | +1 312-799-0774 Illinois U.S.A.
  • 3127990775 | +1 312-799-0775 Illinois U.S.A.
  • 3127990776 | +1 312-799-0776 Illinois U.S.A.
  • 3127990777 | +1 312-799-0777 Illinois U.S.A.
  • 3127990778 | +1 312-799-0778 Illinois U.S.A.
  • 3127990779 | +1 312-799-0779 Illinois U.S.A.
  • 3127990780 | +1 312-799-0780 Illinois U.S.A.
  • 3127990781 | +1 312-799-0781 Illinois U.S.A.
  • 3127990782 | +1 312-799-0782 Illinois U.S.A.
  • 3127990783 | +1 312-799-0783 Illinois U.S.A.
  • 3127990784 | +1 312-799-0784 Illinois U.S.A.
  • 3127990785 | +1 312-799-0785 Illinois U.S.A.
  • 3127990786 | +1 312-799-0786 Illinois U.S.A.
  • 3127990787 | +1 312-799-0787 Illinois U.S.A.
  • 3127990788 | +1 312-799-0788 Illinois U.S.A.
  • 3127990789 | +1 312-799-0789 Illinois U.S.A.
  • 3127990790 | +1 312-799-0790 Illinois U.S.A.
  • 3127990791 | +1 312-799-0791 Illinois U.S.A.
  • 3127990792 | +1 312-799-0792 Illinois U.S.A.
  • 3127990793 | +1 312-799-0793 Illinois U.S.A.
  • 3127990794 | +1 312-799-0794 Illinois U.S.A.
  • 3127990795 | +1 312-799-0795 Illinois U.S.A.
  • 3127990796 | +1 312-799-0796 Illinois U.S.A.
  • 3127990797 | +1 312-799-0797 Illinois U.S.A.
  • 3127990798 | +1 312-799-0798 Illinois U.S.A.
  • 3127990799 | +1 312-799-0799 Illinois U.S.A.