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).

  • 3129517700 | +1 312-951-7700 Illinois U.S.A.
  • 3129517701 | +1 312-951-7701 Illinois U.S.A.
  • 3129517702 | +1 312-951-7702 Illinois U.S.A.
  • 3129517703 | +1 312-951-7703 Illinois U.S.A.
  • 3129517704 | +1 312-951-7704 Illinois U.S.A.
  • 3129517705 | +1 312-951-7705 Illinois U.S.A.
  • 3129517706 | +1 312-951-7706 Illinois U.S.A.
  • 3129517707 | +1 312-951-7707 Illinois U.S.A.
  • 3129517708 | +1 312-951-7708 Illinois U.S.A.
  • 3129517709 | +1 312-951-7709 Illinois U.S.A.
  • 3129517710 | +1 312-951-7710 Illinois U.S.A.
  • 3129517711 | +1 312-951-7711 Illinois U.S.A.
  • 3129517712 | +1 312-951-7712 Illinois U.S.A.
  • 3129517713 | +1 312-951-7713 Illinois U.S.A.
  • 3129517714 | +1 312-951-7714 Illinois U.S.A.
  • 3129517715 | +1 312-951-7715 Illinois U.S.A.
  • 3129517716 | +1 312-951-7716 Illinois U.S.A.
  • 3129517717 | +1 312-951-7717 Illinois U.S.A.
  • 3129517718 | +1 312-951-7718 Illinois U.S.A.
  • 3129517719 | +1 312-951-7719 Illinois U.S.A.
  • 3129517720 | +1 312-951-7720 Illinois U.S.A.
  • 3129517721 | +1 312-951-7721 Illinois U.S.A.
  • 3129517722 | +1 312-951-7722 Illinois U.S.A.
  • 3129517723 | +1 312-951-7723 Illinois U.S.A.
  • 3129517724 | +1 312-951-7724 Illinois U.S.A.
  • 3129517725 | +1 312-951-7725 Illinois U.S.A.
  • 3129517726 | +1 312-951-7726 Illinois U.S.A.
  • 3129517727 | +1 312-951-7727 Illinois U.S.A.
  • 3129517728 | +1 312-951-7728 Illinois U.S.A.
  • 3129517729 | +1 312-951-7729 Illinois U.S.A.
  • 3129517730 | +1 312-951-7730 Illinois U.S.A.
  • 3129517731 | +1 312-951-7731 Illinois U.S.A.
  • 3129517732 | +1 312-951-7732 Illinois U.S.A.
  • 3129517733 | +1 312-951-7733 Illinois U.S.A.
  • 3129517734 | +1 312-951-7734 Illinois U.S.A.
  • 3129517735 | +1 312-951-7735 Illinois U.S.A.
  • 3129517736 | +1 312-951-7736 Illinois U.S.A.
  • 3129517737 | +1 312-951-7737 Illinois U.S.A.
  • 3129517738 | +1 312-951-7738 Illinois U.S.A.
  • 3129517739 | +1 312-951-7739 Illinois U.S.A.
  • 3129517740 | +1 312-951-7740 Illinois U.S.A.
  • 3129517741 | +1 312-951-7741 Illinois U.S.A.
  • 3129517742 | +1 312-951-7742 Illinois U.S.A.
  • 3129517743 | +1 312-951-7743 Illinois U.S.A.
  • 3129517744 | +1 312-951-7744 Illinois U.S.A.
  • 3129517745 | +1 312-951-7745 Illinois U.S.A.
  • 3129517746 | +1 312-951-7746 Illinois U.S.A.
  • 3129517747 | +1 312-951-7747 Illinois U.S.A.
  • 3129517748 | +1 312-951-7748 Illinois U.S.A.
  • 3129517749 | +1 312-951-7749 Illinois U.S.A.
  • 3129517750 | +1 312-951-7750 Illinois U.S.A.
  • 3129517751 | +1 312-951-7751 Illinois U.S.A.
  • 3129517752 | +1 312-951-7752 Illinois U.S.A.
  • 3129517753 | +1 312-951-7753 Illinois U.S.A.
  • 3129517754 | +1 312-951-7754 Illinois U.S.A.
  • 3129517755 | +1 312-951-7755 Illinois U.S.A.
  • 3129517756 | +1 312-951-7756 Illinois U.S.A.
  • 3129517757 | +1 312-951-7757 Illinois U.S.A.
  • 3129517758 | +1 312-951-7758 Illinois U.S.A.
  • 3129517759 | +1 312-951-7759 Illinois U.S.A.
  • 3129517760 | +1 312-951-7760 Illinois U.S.A.
  • 3129517761 | +1 312-951-7761 Illinois U.S.A.
  • 3129517762 | +1 312-951-7762 Illinois U.S.A.
  • 3129517763 | +1 312-951-7763 Illinois U.S.A.
  • 3129517764 | +1 312-951-7764 Illinois U.S.A.
  • 3129517765 | +1 312-951-7765 Illinois U.S.A.
  • 3129517766 | +1 312-951-7766 Illinois U.S.A.
  • 3129517767 | +1 312-951-7767 Illinois U.S.A.
  • 3129517768 | +1 312-951-7768 Illinois U.S.A.
  • 3129517769 | +1 312-951-7769 Illinois U.S.A.
  • 3129517770 | +1 312-951-7770 Illinois U.S.A.
  • 3129517771 | +1 312-951-7771 Illinois U.S.A.
  • 3129517772 | +1 312-951-7772 Illinois U.S.A.
  • 3129517773 | +1 312-951-7773 Illinois U.S.A.
  • 3129517774 | +1 312-951-7774 Illinois U.S.A.
  • 3129517775 | +1 312-951-7775 Illinois U.S.A.
  • 3129517776 | +1 312-951-7776 Illinois U.S.A.
  • 3129517777 | +1 312-951-7777 Illinois U.S.A.
  • 3129517778 | +1 312-951-7778 Illinois U.S.A.
  • 3129517779 | +1 312-951-7779 Illinois U.S.A.
  • 3129517780 | +1 312-951-7780 Illinois U.S.A.
  • 3129517781 | +1 312-951-7781 Illinois U.S.A.
  • 3129517782 | +1 312-951-7782 Illinois U.S.A.
  • 3129517783 | +1 312-951-7783 Illinois U.S.A.
  • 3129517784 | +1 312-951-7784 Illinois U.S.A.
  • 3129517785 | +1 312-951-7785 Illinois U.S.A.
  • 3129517786 | +1 312-951-7786 Illinois U.S.A.
  • 3129517787 | +1 312-951-7787 Illinois U.S.A.
  • 3129517788 | +1 312-951-7788 Illinois U.S.A.
  • 3129517789 | +1 312-951-7789 Illinois U.S.A.
  • 3129517790 | +1 312-951-7790 Illinois U.S.A.
  • 3129517791 | +1 312-951-7791 Illinois U.S.A.
  • 3129517792 | +1 312-951-7792 Illinois U.S.A.
  • 3129517793 | +1 312-951-7793 Illinois U.S.A.
  • 3129517794 | +1 312-951-7794 Illinois U.S.A.
  • 3129517795 | +1 312-951-7795 Illinois U.S.A.
  • 3129517796 | +1 312-951-7796 Illinois U.S.A.
  • 3129517797 | +1 312-951-7797 Illinois U.S.A.
  • 3129517798 | +1 312-951-7798 Illinois U.S.A.
  • 3129517799 | +1 312-951-7799 Illinois U.S.A.