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).

  • 3129970600 | +1 312-997-0600 Illinois U.S.A.
  • 3129970601 | +1 312-997-0601 Illinois U.S.A.
  • 3129970602 | +1 312-997-0602 Illinois U.S.A.
  • 3129970603 | +1 312-997-0603 Illinois U.S.A.
  • 3129970604 | +1 312-997-0604 Illinois U.S.A.
  • 3129970605 | +1 312-997-0605 Illinois U.S.A.
  • 3129970606 | +1 312-997-0606 Illinois U.S.A.
  • 3129970607 | +1 312-997-0607 Illinois U.S.A.
  • 3129970608 | +1 312-997-0608 Illinois U.S.A.
  • 3129970609 | +1 312-997-0609 Illinois U.S.A.
  • 3129970610 | +1 312-997-0610 Illinois U.S.A.
  • 3129970611 | +1 312-997-0611 Illinois U.S.A.
  • 3129970612 | +1 312-997-0612 Illinois U.S.A.
  • 3129970613 | +1 312-997-0613 Illinois U.S.A.
  • 3129970614 | +1 312-997-0614 Illinois U.S.A.
  • 3129970615 | +1 312-997-0615 Illinois U.S.A.
  • 3129970616 | +1 312-997-0616 Illinois U.S.A.
  • 3129970617 | +1 312-997-0617 Illinois U.S.A.
  • 3129970618 | +1 312-997-0618 Illinois U.S.A.
  • 3129970619 | +1 312-997-0619 Illinois U.S.A.
  • 3129970620 | +1 312-997-0620 Illinois U.S.A.
  • 3129970621 | +1 312-997-0621 Illinois U.S.A.
  • 3129970622 | +1 312-997-0622 Illinois U.S.A.
  • 3129970623 | +1 312-997-0623 Illinois U.S.A.
  • 3129970624 | +1 312-997-0624 Illinois U.S.A.
  • 3129970625 | +1 312-997-0625 Illinois U.S.A.
  • 3129970626 | +1 312-997-0626 Illinois U.S.A.
  • 3129970627 | +1 312-997-0627 Illinois U.S.A.
  • 3129970628 | +1 312-997-0628 Illinois U.S.A.
  • 3129970629 | +1 312-997-0629 Illinois U.S.A.
  • 3129970630 | +1 312-997-0630 Illinois U.S.A.
  • 3129970631 | +1 312-997-0631 Illinois U.S.A.
  • 3129970632 | +1 312-997-0632 Illinois U.S.A.
  • 3129970633 | +1 312-997-0633 Illinois U.S.A.
  • 3129970634 | +1 312-997-0634 Illinois U.S.A.
  • 3129970635 | +1 312-997-0635 Illinois U.S.A.
  • 3129970636 | +1 312-997-0636 Illinois U.S.A.
  • 3129970637 | +1 312-997-0637 Illinois U.S.A.
  • 3129970638 | +1 312-997-0638 Illinois U.S.A.
  • 3129970639 | +1 312-997-0639 Illinois U.S.A.
  • 3129970640 | +1 312-997-0640 Illinois U.S.A.
  • 3129970641 | +1 312-997-0641 Illinois U.S.A.
  • 3129970642 | +1 312-997-0642 Illinois U.S.A.
  • 3129970643 | +1 312-997-0643 Illinois U.S.A.
  • 3129970644 | +1 312-997-0644 Illinois U.S.A.
  • 3129970645 | +1 312-997-0645 Illinois U.S.A.
  • 3129970646 | +1 312-997-0646 Illinois U.S.A.
  • 3129970647 | +1 312-997-0647 Illinois U.S.A.
  • 3129970648 | +1 312-997-0648 Illinois U.S.A.
  • 3129970649 | +1 312-997-0649 Illinois U.S.A.
  • 3129970650 | +1 312-997-0650 Illinois U.S.A.
  • 3129970651 | +1 312-997-0651 Illinois U.S.A.
  • 3129970652 | +1 312-997-0652 Illinois U.S.A.
  • 3129970653 | +1 312-997-0653 Illinois U.S.A.
  • 3129970654 | +1 312-997-0654 Illinois U.S.A.
  • 3129970655 | +1 312-997-0655 Illinois U.S.A.
  • 3129970656 | +1 312-997-0656 Illinois U.S.A.
  • 3129970657 | +1 312-997-0657 Illinois U.S.A.
  • 3129970658 | +1 312-997-0658 Illinois U.S.A.
  • 3129970659 | +1 312-997-0659 Illinois U.S.A.
  • 3129970660 | +1 312-997-0660 Illinois U.S.A.
  • 3129970661 | +1 312-997-0661 Illinois U.S.A.
  • 3129970662 | +1 312-997-0662 Illinois U.S.A.
  • 3129970663 | +1 312-997-0663 Illinois U.S.A.
  • 3129970664 | +1 312-997-0664 Illinois U.S.A.
  • 3129970665 | +1 312-997-0665 Illinois U.S.A.
  • 3129970666 | +1 312-997-0666 Illinois U.S.A.
  • 3129970667 | +1 312-997-0667 Illinois U.S.A.
  • 3129970668 | +1 312-997-0668 Illinois U.S.A.
  • 3129970669 | +1 312-997-0669 Illinois U.S.A.
  • 3129970670 | +1 312-997-0670 Illinois U.S.A.
  • 3129970671 | +1 312-997-0671 Illinois U.S.A.
  • 3129970672 | +1 312-997-0672 Illinois U.S.A.
  • 3129970673 | +1 312-997-0673 Illinois U.S.A.
  • 3129970674 | +1 312-997-0674 Illinois U.S.A.
  • 3129970675 | +1 312-997-0675 Illinois U.S.A.
  • 3129970676 | +1 312-997-0676 Illinois U.S.A.
  • 3129970677 | +1 312-997-0677 Illinois U.S.A.
  • 3129970678 | +1 312-997-0678 Illinois U.S.A.
  • 3129970679 | +1 312-997-0679 Illinois U.S.A.
  • 3129970680 | +1 312-997-0680 Illinois U.S.A.
  • 3129970681 | +1 312-997-0681 Illinois U.S.A.
  • 3129970682 | +1 312-997-0682 Illinois U.S.A.
  • 3129970683 | +1 312-997-0683 Illinois U.S.A.
  • 3129970684 | +1 312-997-0684 Illinois U.S.A.
  • 3129970685 | +1 312-997-0685 Illinois U.S.A.
  • 3129970686 | +1 312-997-0686 Illinois U.S.A.
  • 3129970687 | +1 312-997-0687 Illinois U.S.A.
  • 3129970688 | +1 312-997-0688 Illinois U.S.A.
  • 3129970689 | +1 312-997-0689 Illinois U.S.A.
  • 3129970690 | +1 312-997-0690 Illinois U.S.A.
  • 3129970691 | +1 312-997-0691 Illinois U.S.A.
  • 3129970692 | +1 312-997-0692 Illinois U.S.A.
  • 3129970693 | +1 312-997-0693 Illinois U.S.A.
  • 3129970694 | +1 312-997-0694 Illinois U.S.A.
  • 3129970695 | +1 312-997-0695 Illinois U.S.A.
  • 3129970696 | +1 312-997-0696 Illinois U.S.A.
  • 3129970697 | +1 312-997-0697 Illinois U.S.A.
  • 3129970698 | +1 312-997-0698 Illinois U.S.A.
  • 3129970699 | +1 312-997-0699 Illinois U.S.A.