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).

  • 3123337700 | +1 312-333-7700 Illinois U.S.A.
  • 3123337701 | +1 312-333-7701 Illinois U.S.A.
  • 3123337702 | +1 312-333-7702 Illinois U.S.A.
  • 3123337703 | +1 312-333-7703 Illinois U.S.A.
  • 3123337704 | +1 312-333-7704 Illinois U.S.A.
  • 3123337705 | +1 312-333-7705 Illinois U.S.A.
  • 3123337706 | +1 312-333-7706 Illinois U.S.A.
  • 3123337707 | +1 312-333-7707 Illinois U.S.A.
  • 3123337708 | +1 312-333-7708 Illinois U.S.A.
  • 3123337709 | +1 312-333-7709 Illinois U.S.A.
  • 3123337710 | +1 312-333-7710 Illinois U.S.A.
  • 3123337711 | +1 312-333-7711 Illinois U.S.A.
  • 3123337712 | +1 312-333-7712 Illinois U.S.A.
  • 3123337713 | +1 312-333-7713 Illinois U.S.A.
  • 3123337714 | +1 312-333-7714 Illinois U.S.A.
  • 3123337715 | +1 312-333-7715 Illinois U.S.A.
  • 3123337716 | +1 312-333-7716 Illinois U.S.A.
  • 3123337717 | +1 312-333-7717 Illinois U.S.A.
  • 3123337718 | +1 312-333-7718 Illinois U.S.A.
  • 3123337719 | +1 312-333-7719 Illinois U.S.A.
  • 3123337720 | +1 312-333-7720 Illinois U.S.A.
  • 3123337721 | +1 312-333-7721 Illinois U.S.A.
  • 3123337722 | +1 312-333-7722 Illinois U.S.A.
  • 3123337723 | +1 312-333-7723 Illinois U.S.A.
  • 3123337724 | +1 312-333-7724 Illinois U.S.A.
  • 3123337725 | +1 312-333-7725 Illinois U.S.A.
  • 3123337726 | +1 312-333-7726 Illinois U.S.A.
  • 3123337727 | +1 312-333-7727 Illinois U.S.A.
  • 3123337728 | +1 312-333-7728 Illinois U.S.A.
  • 3123337729 | +1 312-333-7729 Illinois U.S.A.
  • 3123337730 | +1 312-333-7730 Illinois U.S.A.
  • 3123337731 | +1 312-333-7731 Illinois U.S.A.
  • 3123337732 | +1 312-333-7732 Illinois U.S.A.
  • 3123337733 | +1 312-333-7733 Illinois U.S.A.
  • 3123337734 | +1 312-333-7734 Illinois U.S.A.
  • 3123337735 | +1 312-333-7735 Illinois U.S.A.
  • 3123337736 | +1 312-333-7736 Illinois U.S.A.
  • 3123337737 | +1 312-333-7737 Illinois U.S.A.
  • 3123337738 | +1 312-333-7738 Illinois U.S.A.
  • 3123337739 | +1 312-333-7739 Illinois U.S.A.
  • 3123337740 | +1 312-333-7740 Illinois U.S.A.
  • 3123337741 | +1 312-333-7741 Illinois U.S.A.
  • 3123337742 | +1 312-333-7742 Illinois U.S.A.
  • 3123337743 | +1 312-333-7743 Illinois U.S.A.
  • 3123337744 | +1 312-333-7744 Illinois U.S.A.
  • 3123337745 | +1 312-333-7745 Illinois U.S.A.
  • 3123337746 | +1 312-333-7746 Illinois U.S.A.
  • 3123337747 | +1 312-333-7747 Illinois U.S.A.
  • 3123337748 | +1 312-333-7748 Illinois U.S.A.
  • 3123337749 | +1 312-333-7749 Illinois U.S.A.
  • 3123337750 | +1 312-333-7750 Illinois U.S.A.
  • 3123337751 | +1 312-333-7751 Illinois U.S.A.
  • 3123337752 | +1 312-333-7752 Illinois U.S.A.
  • 3123337753 | +1 312-333-7753 Illinois U.S.A.
  • 3123337754 | +1 312-333-7754 Illinois U.S.A.
  • 3123337755 | +1 312-333-7755 Illinois U.S.A.
  • 3123337756 | +1 312-333-7756 Illinois U.S.A.
  • 3123337757 | +1 312-333-7757 Illinois U.S.A.
  • 3123337758 | +1 312-333-7758 Illinois U.S.A.
  • 3123337759 | +1 312-333-7759 Illinois U.S.A.
  • 3123337760 | +1 312-333-7760 Illinois U.S.A.
  • 3123337761 | +1 312-333-7761 Illinois U.S.A.
  • 3123337762 | +1 312-333-7762 Illinois U.S.A.
  • 3123337763 | +1 312-333-7763 Illinois U.S.A.
  • 3123337764 | +1 312-333-7764 Illinois U.S.A.
  • 3123337765 | +1 312-333-7765 Illinois U.S.A.
  • 3123337766 | +1 312-333-7766 Illinois U.S.A.
  • 3123337767 | +1 312-333-7767 Illinois U.S.A.
  • 3123337768 | +1 312-333-7768 Illinois U.S.A.
  • 3123337769 | +1 312-333-7769 Illinois U.S.A.
  • 3123337770 | +1 312-333-7770 Illinois U.S.A.
  • 3123337771 | +1 312-333-7771 Illinois U.S.A.
  • 3123337772 | +1 312-333-7772 Illinois U.S.A.
  • 3123337773 | +1 312-333-7773 Illinois U.S.A.
  • 3123337774 | +1 312-333-7774 Illinois U.S.A.
  • 3123337775 | +1 312-333-7775 Illinois U.S.A.
  • 3123337776 | +1 312-333-7776 Illinois U.S.A.
  • 3123337777 | +1 312-333-7777 Illinois U.S.A.
  • 3123337778 | +1 312-333-7778 Illinois U.S.A.
  • 3123337779 | +1 312-333-7779 Illinois U.S.A.
  • 3123337780 | +1 312-333-7780 Illinois U.S.A.
  • 3123337781 | +1 312-333-7781 Illinois U.S.A.
  • 3123337782 | +1 312-333-7782 Illinois U.S.A.
  • 3123337783 | +1 312-333-7783 Illinois U.S.A.
  • 3123337784 | +1 312-333-7784 Illinois U.S.A.
  • 3123337785 | +1 312-333-7785 Illinois U.S.A.
  • 3123337786 | +1 312-333-7786 Illinois U.S.A.
  • 3123337787 | +1 312-333-7787 Illinois U.S.A.
  • 3123337788 | +1 312-333-7788 Illinois U.S.A.
  • 3123337789 | +1 312-333-7789 Illinois U.S.A.
  • 3123337790 | +1 312-333-7790 Illinois U.S.A.
  • 3123337791 | +1 312-333-7791 Illinois U.S.A.
  • 3123337792 | +1 312-333-7792 Illinois U.S.A.
  • 3123337793 | +1 312-333-7793 Illinois U.S.A.
  • 3123337794 | +1 312-333-7794 Illinois U.S.A.
  • 3123337795 | +1 312-333-7795 Illinois U.S.A.
  • 3123337796 | +1 312-333-7796 Illinois U.S.A.
  • 3123337797 | +1 312-333-7797 Illinois U.S.A.
  • 3123337798 | +1 312-333-7798 Illinois U.S.A.
  • 3123337799 | +1 312-333-7799 Illinois U.S.A.