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).

  • 3123067700 | +1 312-306-7700 Illinois U.S.A.
  • 3123067701 | +1 312-306-7701 Illinois U.S.A.
  • 3123067702 | +1 312-306-7702 Illinois U.S.A.
  • 3123067703 | +1 312-306-7703 Illinois U.S.A.
  • 3123067704 | +1 312-306-7704 Illinois U.S.A.
  • 3123067705 | +1 312-306-7705 Illinois U.S.A.
  • 3123067706 | +1 312-306-7706 Illinois U.S.A.
  • 3123067707 | +1 312-306-7707 Illinois U.S.A.
  • 3123067708 | +1 312-306-7708 Illinois U.S.A.
  • 3123067709 | +1 312-306-7709 Illinois U.S.A.
  • 3123067710 | +1 312-306-7710 Illinois U.S.A.
  • 3123067711 | +1 312-306-7711 Illinois U.S.A.
  • 3123067712 | +1 312-306-7712 Illinois U.S.A.
  • 3123067713 | +1 312-306-7713 Illinois U.S.A.
  • 3123067714 | +1 312-306-7714 Illinois U.S.A.
  • 3123067715 | +1 312-306-7715 Illinois U.S.A.
  • 3123067716 | +1 312-306-7716 Illinois U.S.A.
  • 3123067717 | +1 312-306-7717 Illinois U.S.A.
  • 3123067718 | +1 312-306-7718 Illinois U.S.A.
  • 3123067719 | +1 312-306-7719 Illinois U.S.A.
  • 3123067720 | +1 312-306-7720 Illinois U.S.A.
  • 3123067721 | +1 312-306-7721 Illinois U.S.A.
  • 3123067722 | +1 312-306-7722 Illinois U.S.A.
  • 3123067723 | +1 312-306-7723 Illinois U.S.A.
  • 3123067724 | +1 312-306-7724 Illinois U.S.A.
  • 3123067725 | +1 312-306-7725 Illinois U.S.A.
  • 3123067726 | +1 312-306-7726 Illinois U.S.A.
  • 3123067727 | +1 312-306-7727 Illinois U.S.A.
  • 3123067728 | +1 312-306-7728 Illinois U.S.A.
  • 3123067729 | +1 312-306-7729 Illinois U.S.A.
  • 3123067730 | +1 312-306-7730 Illinois U.S.A.
  • 3123067731 | +1 312-306-7731 Illinois U.S.A.
  • 3123067732 | +1 312-306-7732 Illinois U.S.A.
  • 3123067733 | +1 312-306-7733 Illinois U.S.A.
  • 3123067734 | +1 312-306-7734 Illinois U.S.A.
  • 3123067735 | +1 312-306-7735 Illinois U.S.A.
  • 3123067736 | +1 312-306-7736 Illinois U.S.A.
  • 3123067737 | +1 312-306-7737 Illinois U.S.A.
  • 3123067738 | +1 312-306-7738 Illinois U.S.A.
  • 3123067739 | +1 312-306-7739 Illinois U.S.A.
  • 3123067740 | +1 312-306-7740 Illinois U.S.A.
  • 3123067741 | +1 312-306-7741 Illinois U.S.A.
  • 3123067742 | +1 312-306-7742 Illinois U.S.A.
  • 3123067743 | +1 312-306-7743 Illinois U.S.A.
  • 3123067744 | +1 312-306-7744 Illinois U.S.A.
  • 3123067745 | +1 312-306-7745 Illinois U.S.A.
  • 3123067746 | +1 312-306-7746 Illinois U.S.A.
  • 3123067747 | +1 312-306-7747 Illinois U.S.A.
  • 3123067748 | +1 312-306-7748 Illinois U.S.A.
  • 3123067749 | +1 312-306-7749 Illinois U.S.A.
  • 3123067750 | +1 312-306-7750 Illinois U.S.A.
  • 3123067751 | +1 312-306-7751 Illinois U.S.A.
  • 3123067752 | +1 312-306-7752 Illinois U.S.A.
  • 3123067753 | +1 312-306-7753 Illinois U.S.A.
  • 3123067754 | +1 312-306-7754 Illinois U.S.A.
  • 3123067755 | +1 312-306-7755 Illinois U.S.A.
  • 3123067756 | +1 312-306-7756 Illinois U.S.A.
  • 3123067757 | +1 312-306-7757 Illinois U.S.A.
  • 3123067758 | +1 312-306-7758 Illinois U.S.A.
  • 3123067759 | +1 312-306-7759 Illinois U.S.A.
  • 3123067760 | +1 312-306-7760 Illinois U.S.A.
  • 3123067761 | +1 312-306-7761 Illinois U.S.A.
  • 3123067762 | +1 312-306-7762 Illinois U.S.A.
  • 3123067763 | +1 312-306-7763 Illinois U.S.A.
  • 3123067764 | +1 312-306-7764 Illinois U.S.A.
  • 3123067765 | +1 312-306-7765 Illinois U.S.A.
  • 3123067766 | +1 312-306-7766 Illinois U.S.A.
  • 3123067767 | +1 312-306-7767 Illinois U.S.A.
  • 3123067768 | +1 312-306-7768 Illinois U.S.A.
  • 3123067769 | +1 312-306-7769 Illinois U.S.A.
  • 3123067770 | +1 312-306-7770 Illinois U.S.A.
  • 3123067771 | +1 312-306-7771 Illinois U.S.A.
  • 3123067772 | +1 312-306-7772 Illinois U.S.A.
  • 3123067773 | +1 312-306-7773 Illinois U.S.A.
  • 3123067774 | +1 312-306-7774 Illinois U.S.A.
  • 3123067775 | +1 312-306-7775 Illinois U.S.A.
  • 3123067776 | +1 312-306-7776 Illinois U.S.A.
  • 3123067777 | +1 312-306-7777 Illinois U.S.A.
  • 3123067778 | +1 312-306-7778 Illinois U.S.A.
  • 3123067779 | +1 312-306-7779 Illinois U.S.A.
  • 3123067780 | +1 312-306-7780 Illinois U.S.A.
  • 3123067781 | +1 312-306-7781 Illinois U.S.A.
  • 3123067782 | +1 312-306-7782 Illinois U.S.A.
  • 3123067783 | +1 312-306-7783 Illinois U.S.A.
  • 3123067784 | +1 312-306-7784 Illinois U.S.A.
  • 3123067785 | +1 312-306-7785 Illinois U.S.A.
  • 3123067786 | +1 312-306-7786 Illinois U.S.A.
  • 3123067787 | +1 312-306-7787 Illinois U.S.A.
  • 3123067788 | +1 312-306-7788 Illinois U.S.A.
  • 3123067789 | +1 312-306-7789 Illinois U.S.A.
  • 3123067790 | +1 312-306-7790 Illinois U.S.A.
  • 3123067791 | +1 312-306-7791 Illinois U.S.A.
  • 3123067792 | +1 312-306-7792 Illinois U.S.A.
  • 3123067793 | +1 312-306-7793 Illinois U.S.A.
  • 3123067794 | +1 312-306-7794 Illinois U.S.A.
  • 3123067795 | +1 312-306-7795 Illinois U.S.A.
  • 3123067796 | +1 312-306-7796 Illinois U.S.A.
  • 3123067797 | +1 312-306-7797 Illinois U.S.A.
  • 3123067798 | +1 312-306-7798 Illinois U.S.A.
  • 3123067799 | +1 312-306-7799 Illinois U.S.A.