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).

  • 3129770600 | +1 312-977-0600 Illinois U.S.A.
  • 3129770601 | +1 312-977-0601 Illinois U.S.A.
  • 3129770602 | +1 312-977-0602 Illinois U.S.A.
  • 3129770603 | +1 312-977-0603 Illinois U.S.A.
  • 3129770604 | +1 312-977-0604 Illinois U.S.A.
  • 3129770605 | +1 312-977-0605 Illinois U.S.A.
  • 3129770606 | +1 312-977-0606 Illinois U.S.A.
  • 3129770607 | +1 312-977-0607 Illinois U.S.A.
  • 3129770608 | +1 312-977-0608 Illinois U.S.A.
  • 3129770609 | +1 312-977-0609 Illinois U.S.A.
  • 3129770610 | +1 312-977-0610 Illinois U.S.A.
  • 3129770611 | +1 312-977-0611 Illinois U.S.A.
  • 3129770612 | +1 312-977-0612 Illinois U.S.A.
  • 3129770613 | +1 312-977-0613 Illinois U.S.A.
  • 3129770614 | +1 312-977-0614 Illinois U.S.A.
  • 3129770615 | +1 312-977-0615 Illinois U.S.A.
  • 3129770616 | +1 312-977-0616 Illinois U.S.A.
  • 3129770617 | +1 312-977-0617 Illinois U.S.A.
  • 3129770618 | +1 312-977-0618 Illinois U.S.A.
  • 3129770619 | +1 312-977-0619 Illinois U.S.A.
  • 3129770620 | +1 312-977-0620 Illinois U.S.A.
  • 3129770621 | +1 312-977-0621 Illinois U.S.A.
  • 3129770622 | +1 312-977-0622 Illinois U.S.A.
  • 3129770623 | +1 312-977-0623 Illinois U.S.A.
  • 3129770624 | +1 312-977-0624 Illinois U.S.A.
  • 3129770625 | +1 312-977-0625 Illinois U.S.A.
  • 3129770626 | +1 312-977-0626 Illinois U.S.A.
  • 3129770627 | +1 312-977-0627 Illinois U.S.A.
  • 3129770628 | +1 312-977-0628 Illinois U.S.A.
  • 3129770629 | +1 312-977-0629 Illinois U.S.A.
  • 3129770630 | +1 312-977-0630 Illinois U.S.A.
  • 3129770631 | +1 312-977-0631 Illinois U.S.A.
  • 3129770632 | +1 312-977-0632 Illinois U.S.A.
  • 3129770633 | +1 312-977-0633 Illinois U.S.A.
  • 3129770634 | +1 312-977-0634 Illinois U.S.A.
  • 3129770635 | +1 312-977-0635 Illinois U.S.A.
  • 3129770636 | +1 312-977-0636 Illinois U.S.A.
  • 3129770637 | +1 312-977-0637 Illinois U.S.A.
  • 3129770638 | +1 312-977-0638 Illinois U.S.A.
  • 3129770639 | +1 312-977-0639 Illinois U.S.A.
  • 3129770640 | +1 312-977-0640 Illinois U.S.A.
  • 3129770641 | +1 312-977-0641 Illinois U.S.A.
  • 3129770642 | +1 312-977-0642 Illinois U.S.A.
  • 3129770643 | +1 312-977-0643 Illinois U.S.A.
  • 3129770644 | +1 312-977-0644 Illinois U.S.A.
  • 3129770645 | +1 312-977-0645 Illinois U.S.A.
  • 3129770646 | +1 312-977-0646 Illinois U.S.A.
  • 3129770647 | +1 312-977-0647 Illinois U.S.A.
  • 3129770648 | +1 312-977-0648 Illinois U.S.A.
  • 3129770649 | +1 312-977-0649 Illinois U.S.A.
  • 3129770650 | +1 312-977-0650 Illinois U.S.A.
  • 3129770651 | +1 312-977-0651 Illinois U.S.A.
  • 3129770652 | +1 312-977-0652 Illinois U.S.A.
  • 3129770653 | +1 312-977-0653 Illinois U.S.A.
  • 3129770654 | +1 312-977-0654 Illinois U.S.A.
  • 3129770655 | +1 312-977-0655 Illinois U.S.A.
  • 3129770656 | +1 312-977-0656 Illinois U.S.A.
  • 3129770657 | +1 312-977-0657 Illinois U.S.A.
  • 3129770658 | +1 312-977-0658 Illinois U.S.A.
  • 3129770659 | +1 312-977-0659 Illinois U.S.A.
  • 3129770660 | +1 312-977-0660 Illinois U.S.A.
  • 3129770661 | +1 312-977-0661 Illinois U.S.A.
  • 3129770662 | +1 312-977-0662 Illinois U.S.A.
  • 3129770663 | +1 312-977-0663 Illinois U.S.A.
  • 3129770664 | +1 312-977-0664 Illinois U.S.A.
  • 3129770665 | +1 312-977-0665 Illinois U.S.A.
  • 3129770666 | +1 312-977-0666 Illinois U.S.A.
  • 3129770667 | +1 312-977-0667 Illinois U.S.A.
  • 3129770668 | +1 312-977-0668 Illinois U.S.A.
  • 3129770669 | +1 312-977-0669 Illinois U.S.A.
  • 3129770670 | +1 312-977-0670 Illinois U.S.A.
  • 3129770671 | +1 312-977-0671 Illinois U.S.A.
  • 3129770672 | +1 312-977-0672 Illinois U.S.A.
  • 3129770673 | +1 312-977-0673 Illinois U.S.A.
  • 3129770674 | +1 312-977-0674 Illinois U.S.A.
  • 3129770675 | +1 312-977-0675 Illinois U.S.A.
  • 3129770676 | +1 312-977-0676 Illinois U.S.A.
  • 3129770677 | +1 312-977-0677 Illinois U.S.A.
  • 3129770678 | +1 312-977-0678 Illinois U.S.A.
  • 3129770679 | +1 312-977-0679 Illinois U.S.A.
  • 3129770680 | +1 312-977-0680 Illinois U.S.A.
  • 3129770681 | +1 312-977-0681 Illinois U.S.A.
  • 3129770682 | +1 312-977-0682 Illinois U.S.A.
  • 3129770683 | +1 312-977-0683 Illinois U.S.A.
  • 3129770684 | +1 312-977-0684 Illinois U.S.A.
  • 3129770685 | +1 312-977-0685 Illinois U.S.A.
  • 3129770686 | +1 312-977-0686 Illinois U.S.A.
  • 3129770687 | +1 312-977-0687 Illinois U.S.A.
  • 3129770688 | +1 312-977-0688 Illinois U.S.A.
  • 3129770689 | +1 312-977-0689 Illinois U.S.A.
  • 3129770690 | +1 312-977-0690 Illinois U.S.A.
  • 3129770691 | +1 312-977-0691 Illinois U.S.A.
  • 3129770692 | +1 312-977-0692 Illinois U.S.A.
  • 3129770693 | +1 312-977-0693 Illinois U.S.A.
  • 3129770694 | +1 312-977-0694 Illinois U.S.A.
  • 3129770695 | +1 312-977-0695 Illinois U.S.A.
  • 3129770696 | +1 312-977-0696 Illinois U.S.A.
  • 3129770697 | +1 312-977-0697 Illinois U.S.A.
  • 3129770698 | +1 312-977-0698 Illinois U.S.A.
  • 3129770699 | +1 312-977-0699 Illinois U.S.A.