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).

  • 3124301600 | +1 312-430-1600 Illinois U.S.A.
  • 3124301601 | +1 312-430-1601 Illinois U.S.A.
  • 3124301602 | +1 312-430-1602 Illinois U.S.A.
  • 3124301603 | +1 312-430-1603 Illinois U.S.A.
  • 3124301604 | +1 312-430-1604 Illinois U.S.A.
  • 3124301605 | +1 312-430-1605 Illinois U.S.A.
  • 3124301606 | +1 312-430-1606 Illinois U.S.A.
  • 3124301607 | +1 312-430-1607 Illinois U.S.A.
  • 3124301608 | +1 312-430-1608 Illinois U.S.A.
  • 3124301609 | +1 312-430-1609 Illinois U.S.A.
  • 3124301610 | +1 312-430-1610 Illinois U.S.A.
  • 3124301611 | +1 312-430-1611 Illinois U.S.A.
  • 3124301612 | +1 312-430-1612 Illinois U.S.A.
  • 3124301613 | +1 312-430-1613 Illinois U.S.A.
  • 3124301614 | +1 312-430-1614 Illinois U.S.A.
  • 3124301615 | +1 312-430-1615 Illinois U.S.A.
  • 3124301616 | +1 312-430-1616 Illinois U.S.A.
  • 3124301617 | +1 312-430-1617 Illinois U.S.A.
  • 3124301618 | +1 312-430-1618 Illinois U.S.A.
  • 3124301619 | +1 312-430-1619 Illinois U.S.A.
  • 3124301620 | +1 312-430-1620 Illinois U.S.A.
  • 3124301621 | +1 312-430-1621 Illinois U.S.A.
  • 3124301622 | +1 312-430-1622 Illinois U.S.A.
  • 3124301623 | +1 312-430-1623 Illinois U.S.A.
  • 3124301624 | +1 312-430-1624 Illinois U.S.A.
  • 3124301625 | +1 312-430-1625 Illinois U.S.A.
  • 3124301626 | +1 312-430-1626 Illinois U.S.A.
  • 3124301627 | +1 312-430-1627 Illinois U.S.A.
  • 3124301628 | +1 312-430-1628 Illinois U.S.A.
  • 3124301629 | +1 312-430-1629 Illinois U.S.A.
  • 3124301630 | +1 312-430-1630 Illinois U.S.A.
  • 3124301631 | +1 312-430-1631 Illinois U.S.A.
  • 3124301632 | +1 312-430-1632 Illinois U.S.A.
  • 3124301633 | +1 312-430-1633 Illinois U.S.A.
  • 3124301634 | +1 312-430-1634 Illinois U.S.A.
  • 3124301635 | +1 312-430-1635 Illinois U.S.A.
  • 3124301636 | +1 312-430-1636 Illinois U.S.A.
  • 3124301637 | +1 312-430-1637 Illinois U.S.A.
  • 3124301638 | +1 312-430-1638 Illinois U.S.A.
  • 3124301639 | +1 312-430-1639 Illinois U.S.A.
  • 3124301640 | +1 312-430-1640 Illinois U.S.A.
  • 3124301641 | +1 312-430-1641 Illinois U.S.A.
  • 3124301642 | +1 312-430-1642 Illinois U.S.A.
  • 3124301643 | +1 312-430-1643 Illinois U.S.A.
  • 3124301644 | +1 312-430-1644 Illinois U.S.A.
  • 3124301645 | +1 312-430-1645 Illinois U.S.A.
  • 3124301646 | +1 312-430-1646 Illinois U.S.A.
  • 3124301647 | +1 312-430-1647 Illinois U.S.A.
  • 3124301648 | +1 312-430-1648 Illinois U.S.A.
  • 3124301649 | +1 312-430-1649 Illinois U.S.A.
  • 3124301650 | +1 312-430-1650 Illinois U.S.A.
  • 3124301651 | +1 312-430-1651 Illinois U.S.A.
  • 3124301652 | +1 312-430-1652 Illinois U.S.A.
  • 3124301653 | +1 312-430-1653 Illinois U.S.A.
  • 3124301654 | +1 312-430-1654 Illinois U.S.A.
  • 3124301655 | +1 312-430-1655 Illinois U.S.A.
  • 3124301656 | +1 312-430-1656 Illinois U.S.A.
  • 3124301657 | +1 312-430-1657 Illinois U.S.A.
  • 3124301658 | +1 312-430-1658 Illinois U.S.A.
  • 3124301659 | +1 312-430-1659 Illinois U.S.A.
  • 3124301660 | +1 312-430-1660 Illinois U.S.A.
  • 3124301661 | +1 312-430-1661 Illinois U.S.A.
  • 3124301662 | +1 312-430-1662 Illinois U.S.A.
  • 3124301663 | +1 312-430-1663 Illinois U.S.A.
  • 3124301664 | +1 312-430-1664 Illinois U.S.A.
  • 3124301665 | +1 312-430-1665 Illinois U.S.A.
  • 3124301666 | +1 312-430-1666 Illinois U.S.A.
  • 3124301667 | +1 312-430-1667 Illinois U.S.A.
  • 3124301668 | +1 312-430-1668 Illinois U.S.A.
  • 3124301669 | +1 312-430-1669 Illinois U.S.A.
  • 3124301670 | +1 312-430-1670 Illinois U.S.A.
  • 3124301671 | +1 312-430-1671 Illinois U.S.A.
  • 3124301672 | +1 312-430-1672 Illinois U.S.A.
  • 3124301673 | +1 312-430-1673 Illinois U.S.A.
  • 3124301674 | +1 312-430-1674 Illinois U.S.A.
  • 3124301675 | +1 312-430-1675 Illinois U.S.A.
  • 3124301676 | +1 312-430-1676 Illinois U.S.A.
  • 3124301677 | +1 312-430-1677 Illinois U.S.A.
  • 3124301678 | +1 312-430-1678 Illinois U.S.A.
  • 3124301679 | +1 312-430-1679 Illinois U.S.A.
  • 3124301680 | +1 312-430-1680 Illinois U.S.A.
  • 3124301681 | +1 312-430-1681 Illinois U.S.A.
  • 3124301682 | +1 312-430-1682 Illinois U.S.A.
  • 3124301683 | +1 312-430-1683 Illinois U.S.A.
  • 3124301684 | +1 312-430-1684 Illinois U.S.A.
  • 3124301685 | +1 312-430-1685 Illinois U.S.A.
  • 3124301686 | +1 312-430-1686 Illinois U.S.A.
  • 3124301687 | +1 312-430-1687 Illinois U.S.A.
  • 3124301688 | +1 312-430-1688 Illinois U.S.A.
  • 3124301689 | +1 312-430-1689 Illinois U.S.A.
  • 3124301690 | +1 312-430-1690 Illinois U.S.A.
  • 3124301691 | +1 312-430-1691 Illinois U.S.A.
  • 3124301692 | +1 312-430-1692 Illinois U.S.A.
  • 3124301693 | +1 312-430-1693 Illinois U.S.A.
  • 3124301694 | +1 312-430-1694 Illinois U.S.A.
  • 3124301695 | +1 312-430-1695 Illinois U.S.A.
  • 3124301696 | +1 312-430-1696 Illinois U.S.A.
  • 3124301697 | +1 312-430-1697 Illinois U.S.A.
  • 3124301698 | +1 312-430-1698 Illinois U.S.A.
  • 3124301699 | +1 312-430-1699 Illinois U.S.A.