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).

  • 3128505700 | +1 312-850-5700 Illinois U.S.A.
  • 3128505701 | +1 312-850-5701 Illinois U.S.A.
  • 3128505702 | +1 312-850-5702 Illinois U.S.A.
  • 3128505703 | +1 312-850-5703 Illinois U.S.A.
  • 3128505704 | +1 312-850-5704 Illinois U.S.A.
  • 3128505705 | +1 312-850-5705 Illinois U.S.A.
  • 3128505706 | +1 312-850-5706 Illinois U.S.A.
  • 3128505707 | +1 312-850-5707 Illinois U.S.A.
  • 3128505708 | +1 312-850-5708 Illinois U.S.A.
  • 3128505709 | +1 312-850-5709 Illinois U.S.A.
  • 3128505710 | +1 312-850-5710 Illinois U.S.A.
  • 3128505711 | +1 312-850-5711 Illinois U.S.A.
  • 3128505712 | +1 312-850-5712 Illinois U.S.A.
  • 3128505713 | +1 312-850-5713 Illinois U.S.A.
  • 3128505714 | +1 312-850-5714 Illinois U.S.A.
  • 3128505715 | +1 312-850-5715 Illinois U.S.A.
  • 3128505716 | +1 312-850-5716 Illinois U.S.A.
  • 3128505717 | +1 312-850-5717 Illinois U.S.A.
  • 3128505718 | +1 312-850-5718 Illinois U.S.A.
  • 3128505719 | +1 312-850-5719 Illinois U.S.A.
  • 3128505720 | +1 312-850-5720 Illinois U.S.A.
  • 3128505721 | +1 312-850-5721 Illinois U.S.A.
  • 3128505722 | +1 312-850-5722 Illinois U.S.A.
  • 3128505723 | +1 312-850-5723 Illinois U.S.A.
  • 3128505724 | +1 312-850-5724 Illinois U.S.A.
  • 3128505725 | +1 312-850-5725 Illinois U.S.A.
  • 3128505726 | +1 312-850-5726 Illinois U.S.A.
  • 3128505727 | +1 312-850-5727 Illinois U.S.A.
  • 3128505728 | +1 312-850-5728 Illinois U.S.A.
  • 3128505729 | +1 312-850-5729 Illinois U.S.A.
  • 3128505730 | +1 312-850-5730 Illinois U.S.A.
  • 3128505731 | +1 312-850-5731 Illinois U.S.A.
  • 3128505732 | +1 312-850-5732 Illinois U.S.A.
  • 3128505733 | +1 312-850-5733 Illinois U.S.A.
  • 3128505734 | +1 312-850-5734 Illinois U.S.A.
  • 3128505735 | +1 312-850-5735 Illinois U.S.A.
  • 3128505736 | +1 312-850-5736 Illinois U.S.A.
  • 3128505737 | +1 312-850-5737 Illinois U.S.A.
  • 3128505738 | +1 312-850-5738 Illinois U.S.A.
  • 3128505739 | +1 312-850-5739 Illinois U.S.A.
  • 3128505740 | +1 312-850-5740 Illinois U.S.A.
  • 3128505741 | +1 312-850-5741 Illinois U.S.A.
  • 3128505742 | +1 312-850-5742 Illinois U.S.A.
  • 3128505743 | +1 312-850-5743 Illinois U.S.A.
  • 3128505744 | +1 312-850-5744 Illinois U.S.A.
  • 3128505745 | +1 312-850-5745 Illinois U.S.A.
  • 3128505746 | +1 312-850-5746 Illinois U.S.A.
  • 3128505747 | +1 312-850-5747 Illinois U.S.A.
  • 3128505748 | +1 312-850-5748 Illinois U.S.A.
  • 3128505749 | +1 312-850-5749 Illinois U.S.A.
  • 3128505750 | +1 312-850-5750 Illinois U.S.A.
  • 3128505751 | +1 312-850-5751 Illinois U.S.A.
  • 3128505752 | +1 312-850-5752 Illinois U.S.A.
  • 3128505753 | +1 312-850-5753 Illinois U.S.A.
  • 3128505754 | +1 312-850-5754 Illinois U.S.A.
  • 3128505755 | +1 312-850-5755 Illinois U.S.A.
  • 3128505756 | +1 312-850-5756 Illinois U.S.A.
  • 3128505757 | +1 312-850-5757 Illinois U.S.A.
  • 3128505758 | +1 312-850-5758 Illinois U.S.A.
  • 3128505759 | +1 312-850-5759 Illinois U.S.A.
  • 3128505760 | +1 312-850-5760 Illinois U.S.A.
  • 3128505761 | +1 312-850-5761 Illinois U.S.A.
  • 3128505762 | +1 312-850-5762 Illinois U.S.A.
  • 3128505763 | +1 312-850-5763 Illinois U.S.A.
  • 3128505764 | +1 312-850-5764 Illinois U.S.A.
  • 3128505765 | +1 312-850-5765 Illinois U.S.A.
  • 3128505766 | +1 312-850-5766 Illinois U.S.A.
  • 3128505767 | +1 312-850-5767 Illinois U.S.A.
  • 3128505768 | +1 312-850-5768 Illinois U.S.A.
  • 3128505769 | +1 312-850-5769 Illinois U.S.A.
  • 3128505770 | +1 312-850-5770 Illinois U.S.A.
  • 3128505771 | +1 312-850-5771 Illinois U.S.A.
  • 3128505772 | +1 312-850-5772 Illinois U.S.A.
  • 3128505773 | +1 312-850-5773 Illinois U.S.A.
  • 3128505774 | +1 312-850-5774 Illinois U.S.A.
  • 3128505775 | +1 312-850-5775 Illinois U.S.A.
  • 3128505776 | +1 312-850-5776 Illinois U.S.A.
  • 3128505777 | +1 312-850-5777 Illinois U.S.A.
  • 3128505778 | +1 312-850-5778 Illinois U.S.A.
  • 3128505779 | +1 312-850-5779 Illinois U.S.A.
  • 3128505780 | +1 312-850-5780 Illinois U.S.A.
  • 3128505781 | +1 312-850-5781 Illinois U.S.A.
  • 3128505782 | +1 312-850-5782 Illinois U.S.A.
  • 3128505783 | +1 312-850-5783 Illinois U.S.A.
  • 3128505784 | +1 312-850-5784 Illinois U.S.A.
  • 3128505785 | +1 312-850-5785 Illinois U.S.A.
  • 3128505786 | +1 312-850-5786 Illinois U.S.A.
  • 3128505787 | +1 312-850-5787 Illinois U.S.A.
  • 3128505788 | +1 312-850-5788 Illinois U.S.A.
  • 3128505789 | +1 312-850-5789 Illinois U.S.A.
  • 3128505790 | +1 312-850-5790 Illinois U.S.A.
  • 3128505791 | +1 312-850-5791 Illinois U.S.A.
  • 3128505792 | +1 312-850-5792 Illinois U.S.A.
  • 3128505793 | +1 312-850-5793 Illinois U.S.A.
  • 3128505794 | +1 312-850-5794 Illinois U.S.A.
  • 3128505795 | +1 312-850-5795 Illinois U.S.A.
  • 3128505796 | +1 312-850-5796 Illinois U.S.A.
  • 3128505797 | +1 312-850-5797 Illinois U.S.A.
  • 3128505798 | +1 312-850-5798 Illinois U.S.A.
  • 3128505799 | +1 312-850-5799 Illinois U.S.A.