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).

  • 3128505600 | +1 312-850-5600 Illinois U.S.A.
  • 3128505601 | +1 312-850-5601 Illinois U.S.A.
  • 3128505602 | +1 312-850-5602 Illinois U.S.A.
  • 3128505603 | +1 312-850-5603 Illinois U.S.A.
  • 3128505604 | +1 312-850-5604 Illinois U.S.A.
  • 3128505605 | +1 312-850-5605 Illinois U.S.A.
  • 3128505606 | +1 312-850-5606 Illinois U.S.A.
  • 3128505607 | +1 312-850-5607 Illinois U.S.A.
  • 3128505608 | +1 312-850-5608 Illinois U.S.A.
  • 3128505609 | +1 312-850-5609 Illinois U.S.A.
  • 3128505610 | +1 312-850-5610 Illinois U.S.A.
  • 3128505611 | +1 312-850-5611 Illinois U.S.A.
  • 3128505612 | +1 312-850-5612 Illinois U.S.A.
  • 3128505613 | +1 312-850-5613 Illinois U.S.A.
  • 3128505614 | +1 312-850-5614 Illinois U.S.A.
  • 3128505615 | +1 312-850-5615 Illinois U.S.A.
  • 3128505616 | +1 312-850-5616 Illinois U.S.A.
  • 3128505617 | +1 312-850-5617 Illinois U.S.A.
  • 3128505618 | +1 312-850-5618 Illinois U.S.A.
  • 3128505619 | +1 312-850-5619 Illinois U.S.A.
  • 3128505620 | +1 312-850-5620 Illinois U.S.A.
  • 3128505621 | +1 312-850-5621 Illinois U.S.A.
  • 3128505622 | +1 312-850-5622 Illinois U.S.A.
  • 3128505623 | +1 312-850-5623 Illinois U.S.A.
  • 3128505624 | +1 312-850-5624 Illinois U.S.A.
  • 3128505625 | +1 312-850-5625 Illinois U.S.A.
  • 3128505626 | +1 312-850-5626 Illinois U.S.A.
  • 3128505627 | +1 312-850-5627 Illinois U.S.A.
  • 3128505628 | +1 312-850-5628 Illinois U.S.A.
  • 3128505629 | +1 312-850-5629 Illinois U.S.A.
  • 3128505630 | +1 312-850-5630 Illinois U.S.A.
  • 3128505631 | +1 312-850-5631 Illinois U.S.A.
  • 3128505632 | +1 312-850-5632 Illinois U.S.A.
  • 3128505633 | +1 312-850-5633 Illinois U.S.A.
  • 3128505634 | +1 312-850-5634 Illinois U.S.A.
  • 3128505635 | +1 312-850-5635 Illinois U.S.A.
  • 3128505636 | +1 312-850-5636 Illinois U.S.A.
  • 3128505637 | +1 312-850-5637 Illinois U.S.A.
  • 3128505638 | +1 312-850-5638 Illinois U.S.A.
  • 3128505639 | +1 312-850-5639 Illinois U.S.A.
  • 3128505640 | +1 312-850-5640 Illinois U.S.A.
  • 3128505641 | +1 312-850-5641 Illinois U.S.A.
  • 3128505642 | +1 312-850-5642 Illinois U.S.A.
  • 3128505643 | +1 312-850-5643 Illinois U.S.A.
  • 3128505644 | +1 312-850-5644 Illinois U.S.A.
  • 3128505645 | +1 312-850-5645 Illinois U.S.A.
  • 3128505646 | +1 312-850-5646 Illinois U.S.A.
  • 3128505647 | +1 312-850-5647 Illinois U.S.A.
  • 3128505648 | +1 312-850-5648 Illinois U.S.A.
  • 3128505649 | +1 312-850-5649 Illinois U.S.A.
  • 3128505650 | +1 312-850-5650 Illinois U.S.A.
  • 3128505651 | +1 312-850-5651 Illinois U.S.A.
  • 3128505652 | +1 312-850-5652 Illinois U.S.A.
  • 3128505653 | +1 312-850-5653 Illinois U.S.A.
  • 3128505654 | +1 312-850-5654 Illinois U.S.A.
  • 3128505655 | +1 312-850-5655 Illinois U.S.A.
  • 3128505656 | +1 312-850-5656 Illinois U.S.A.
  • 3128505657 | +1 312-850-5657 Illinois U.S.A.
  • 3128505658 | +1 312-850-5658 Illinois U.S.A.
  • 3128505659 | +1 312-850-5659 Illinois U.S.A.
  • 3128505660 | +1 312-850-5660 Illinois U.S.A.
  • 3128505661 | +1 312-850-5661 Illinois U.S.A.
  • 3128505662 | +1 312-850-5662 Illinois U.S.A.
  • 3128505663 | +1 312-850-5663 Illinois U.S.A.
  • 3128505664 | +1 312-850-5664 Illinois U.S.A.
  • 3128505665 | +1 312-850-5665 Illinois U.S.A.
  • 3128505666 | +1 312-850-5666 Illinois U.S.A.
  • 3128505667 | +1 312-850-5667 Illinois U.S.A.
  • 3128505668 | +1 312-850-5668 Illinois U.S.A.
  • 3128505669 | +1 312-850-5669 Illinois U.S.A.
  • 3128505670 | +1 312-850-5670 Illinois U.S.A.
  • 3128505671 | +1 312-850-5671 Illinois U.S.A.
  • 3128505672 | +1 312-850-5672 Illinois U.S.A.
  • 3128505673 | +1 312-850-5673 Illinois U.S.A.
  • 3128505674 | +1 312-850-5674 Illinois U.S.A.
  • 3128505675 | +1 312-850-5675 Illinois U.S.A.
  • 3128505676 | +1 312-850-5676 Illinois U.S.A.
  • 3128505677 | +1 312-850-5677 Illinois U.S.A.
  • 3128505678 | +1 312-850-5678 Illinois U.S.A.
  • 3128505679 | +1 312-850-5679 Illinois U.S.A.
  • 3128505680 | +1 312-850-5680 Illinois U.S.A.
  • 3128505681 | +1 312-850-5681 Illinois U.S.A.
  • 3128505682 | +1 312-850-5682 Illinois U.S.A.
  • 3128505683 | +1 312-850-5683 Illinois U.S.A.
  • 3128505684 | +1 312-850-5684 Illinois U.S.A.
  • 3128505685 | +1 312-850-5685 Illinois U.S.A.
  • 3128505686 | +1 312-850-5686 Illinois U.S.A.
  • 3128505687 | +1 312-850-5687 Illinois U.S.A.
  • 3128505688 | +1 312-850-5688 Illinois U.S.A.
  • 3128505689 | +1 312-850-5689 Illinois U.S.A.
  • 3128505690 | +1 312-850-5690 Illinois U.S.A.
  • 3128505691 | +1 312-850-5691 Illinois U.S.A.
  • 3128505692 | +1 312-850-5692 Illinois U.S.A.
  • 3128505693 | +1 312-850-5693 Illinois U.S.A.
  • 3128505694 | +1 312-850-5694 Illinois U.S.A.
  • 3128505695 | +1 312-850-5695 Illinois U.S.A.
  • 3128505696 | +1 312-850-5696 Illinois U.S.A.
  • 3128505697 | +1 312-850-5697 Illinois U.S.A.
  • 3128505698 | +1 312-850-5698 Illinois U.S.A.
  • 3128505699 | +1 312-850-5699 Illinois U.S.A.