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).

  • 3127990600 | +1 312-799-0600 Illinois U.S.A.
  • 3127990601 | +1 312-799-0601 Illinois U.S.A.
  • 3127990602 | +1 312-799-0602 Illinois U.S.A.
  • 3127990603 | +1 312-799-0603 Illinois U.S.A.
  • 3127990604 | +1 312-799-0604 Illinois U.S.A.
  • 3127990605 | +1 312-799-0605 Illinois U.S.A.
  • 3127990606 | +1 312-799-0606 Illinois U.S.A.
  • 3127990607 | +1 312-799-0607 Illinois U.S.A.
  • 3127990608 | +1 312-799-0608 Illinois U.S.A.
  • 3127990609 | +1 312-799-0609 Illinois U.S.A.
  • 3127990610 | +1 312-799-0610 Illinois U.S.A.
  • 3127990611 | +1 312-799-0611 Illinois U.S.A.
  • 3127990612 | +1 312-799-0612 Illinois U.S.A.
  • 3127990613 | +1 312-799-0613 Illinois U.S.A.
  • 3127990614 | +1 312-799-0614 Illinois U.S.A.
  • 3127990615 | +1 312-799-0615 Illinois U.S.A.
  • 3127990616 | +1 312-799-0616 Illinois U.S.A.
  • 3127990617 | +1 312-799-0617 Illinois U.S.A.
  • 3127990618 | +1 312-799-0618 Illinois U.S.A.
  • 3127990619 | +1 312-799-0619 Illinois U.S.A.
  • 3127990620 | +1 312-799-0620 Illinois U.S.A.
  • 3127990621 | +1 312-799-0621 Illinois U.S.A.
  • 3127990622 | +1 312-799-0622 Illinois U.S.A.
  • 3127990623 | +1 312-799-0623 Illinois U.S.A.
  • 3127990624 | +1 312-799-0624 Illinois U.S.A.
  • 3127990625 | +1 312-799-0625 Illinois U.S.A.
  • 3127990626 | +1 312-799-0626 Illinois U.S.A.
  • 3127990627 | +1 312-799-0627 Illinois U.S.A.
  • 3127990628 | +1 312-799-0628 Illinois U.S.A.
  • 3127990629 | +1 312-799-0629 Illinois U.S.A.
  • 3127990630 | +1 312-799-0630 Illinois U.S.A.
  • 3127990631 | +1 312-799-0631 Illinois U.S.A.
  • 3127990632 | +1 312-799-0632 Illinois U.S.A.
  • 3127990633 | +1 312-799-0633 Illinois U.S.A.
  • 3127990634 | +1 312-799-0634 Illinois U.S.A.
  • 3127990635 | +1 312-799-0635 Illinois U.S.A.
  • 3127990636 | +1 312-799-0636 Illinois U.S.A.
  • 3127990637 | +1 312-799-0637 Illinois U.S.A.
  • 3127990638 | +1 312-799-0638 Illinois U.S.A.
  • 3127990639 | +1 312-799-0639 Illinois U.S.A.
  • 3127990640 | +1 312-799-0640 Illinois U.S.A.
  • 3127990641 | +1 312-799-0641 Illinois U.S.A.
  • 3127990642 | +1 312-799-0642 Illinois U.S.A.
  • 3127990643 | +1 312-799-0643 Illinois U.S.A.
  • 3127990644 | +1 312-799-0644 Illinois U.S.A.
  • 3127990645 | +1 312-799-0645 Illinois U.S.A.
  • 3127990646 | +1 312-799-0646 Illinois U.S.A.
  • 3127990647 | +1 312-799-0647 Illinois U.S.A.
  • 3127990648 | +1 312-799-0648 Illinois U.S.A.
  • 3127990649 | +1 312-799-0649 Illinois U.S.A.
  • 3127990650 | +1 312-799-0650 Illinois U.S.A.
  • 3127990651 | +1 312-799-0651 Illinois U.S.A.
  • 3127990652 | +1 312-799-0652 Illinois U.S.A.
  • 3127990653 | +1 312-799-0653 Illinois U.S.A.
  • 3127990654 | +1 312-799-0654 Illinois U.S.A.
  • 3127990655 | +1 312-799-0655 Illinois U.S.A.
  • 3127990656 | +1 312-799-0656 Illinois U.S.A.
  • 3127990657 | +1 312-799-0657 Illinois U.S.A.
  • 3127990658 | +1 312-799-0658 Illinois U.S.A.
  • 3127990659 | +1 312-799-0659 Illinois U.S.A.
  • 3127990660 | +1 312-799-0660 Illinois U.S.A.
  • 3127990661 | +1 312-799-0661 Illinois U.S.A.
  • 3127990662 | +1 312-799-0662 Illinois U.S.A.
  • 3127990663 | +1 312-799-0663 Illinois U.S.A.
  • 3127990664 | +1 312-799-0664 Illinois U.S.A.
  • 3127990665 | +1 312-799-0665 Illinois U.S.A.
  • 3127990666 | +1 312-799-0666 Illinois U.S.A.
  • 3127990667 | +1 312-799-0667 Illinois U.S.A.
  • 3127990668 | +1 312-799-0668 Illinois U.S.A.
  • 3127990669 | +1 312-799-0669 Illinois U.S.A.
  • 3127990670 | +1 312-799-0670 Illinois U.S.A.
  • 3127990671 | +1 312-799-0671 Illinois U.S.A.
  • 3127990672 | +1 312-799-0672 Illinois U.S.A.
  • 3127990673 | +1 312-799-0673 Illinois U.S.A.
  • 3127990674 | +1 312-799-0674 Illinois U.S.A.
  • 3127990675 | +1 312-799-0675 Illinois U.S.A.
  • 3127990676 | +1 312-799-0676 Illinois U.S.A.
  • 3127990677 | +1 312-799-0677 Illinois U.S.A.
  • 3127990678 | +1 312-799-0678 Illinois U.S.A.
  • 3127990679 | +1 312-799-0679 Illinois U.S.A.
  • 3127990680 | +1 312-799-0680 Illinois U.S.A.
  • 3127990681 | +1 312-799-0681 Illinois U.S.A.
  • 3127990682 | +1 312-799-0682 Illinois U.S.A.
  • 3127990683 | +1 312-799-0683 Illinois U.S.A.
  • 3127990684 | +1 312-799-0684 Illinois U.S.A.
  • 3127990685 | +1 312-799-0685 Illinois U.S.A.
  • 3127990686 | +1 312-799-0686 Illinois U.S.A.
  • 3127990687 | +1 312-799-0687 Illinois U.S.A.
  • 3127990688 | +1 312-799-0688 Illinois U.S.A.
  • 3127990689 | +1 312-799-0689 Illinois U.S.A.
  • 3127990690 | +1 312-799-0690 Illinois U.S.A.
  • 3127990691 | +1 312-799-0691 Illinois U.S.A.
  • 3127990692 | +1 312-799-0692 Illinois U.S.A.
  • 3127990693 | +1 312-799-0693 Illinois U.S.A.
  • 3127990694 | +1 312-799-0694 Illinois U.S.A.
  • 3127990695 | +1 312-799-0695 Illinois U.S.A.
  • 3127990696 | +1 312-799-0696 Illinois U.S.A.
  • 3127990697 | +1 312-799-0697 Illinois U.S.A.
  • 3127990698 | +1 312-799-0698 Illinois U.S.A.
  • 3127990699 | +1 312-799-0699 Illinois U.S.A.