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).

  • 3127241600 | +1 312-724-1600 Illinois U.S.A.
  • 3127241601 | +1 312-724-1601 Illinois U.S.A.
  • 3127241602 | +1 312-724-1602 Illinois U.S.A.
  • 3127241603 | +1 312-724-1603 Illinois U.S.A.
  • 3127241604 | +1 312-724-1604 Illinois U.S.A.
  • 3127241605 | +1 312-724-1605 Illinois U.S.A.
  • 3127241606 | +1 312-724-1606 Illinois U.S.A.
  • 3127241607 | +1 312-724-1607 Illinois U.S.A.
  • 3127241608 | +1 312-724-1608 Illinois U.S.A.
  • 3127241609 | +1 312-724-1609 Illinois U.S.A.
  • 3127241610 | +1 312-724-1610 Illinois U.S.A.
  • 3127241611 | +1 312-724-1611 Illinois U.S.A.
  • 3127241612 | +1 312-724-1612 Illinois U.S.A.
  • 3127241613 | +1 312-724-1613 Illinois U.S.A.
  • 3127241614 | +1 312-724-1614 Illinois U.S.A.
  • 3127241615 | +1 312-724-1615 Illinois U.S.A.
  • 3127241616 | +1 312-724-1616 Illinois U.S.A.
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  • 3127241618 | +1 312-724-1618 Illinois U.S.A.
  • 3127241619 | +1 312-724-1619 Illinois U.S.A.
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  • 3127241623 | +1 312-724-1623 Illinois U.S.A.
  • 3127241624 | +1 312-724-1624 Illinois U.S.A.
  • 3127241625 | +1 312-724-1625 Illinois U.S.A.
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  • 3127241631 | +1 312-724-1631 Illinois U.S.A.
  • 3127241632 | +1 312-724-1632 Illinois U.S.A.
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  • 3127241648 | +1 312-724-1648 Illinois U.S.A.
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  • 3127241651 | +1 312-724-1651 Illinois U.S.A.
  • 3127241652 | +1 312-724-1652 Illinois U.S.A.
  • 3127241653 | +1 312-724-1653 Illinois U.S.A.
  • 3127241654 | +1 312-724-1654 Illinois U.S.A.
  • 3127241655 | +1 312-724-1655 Illinois U.S.A.
  • 3127241656 | +1 312-724-1656 Illinois U.S.A.
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  • 3127241664 | +1 312-724-1664 Illinois U.S.A.
  • 3127241665 | +1 312-724-1665 Illinois U.S.A.
  • 3127241666 | +1 312-724-1666 Illinois U.S.A.
  • 3127241667 | +1 312-724-1667 Illinois U.S.A.
  • 3127241668 | +1 312-724-1668 Illinois U.S.A.
  • 3127241669 | +1 312-724-1669 Illinois U.S.A.
  • 3127241670 | +1 312-724-1670 Illinois U.S.A.
  • 3127241671 | +1 312-724-1671 Illinois U.S.A.
  • 3127241672 | +1 312-724-1672 Illinois U.S.A.
  • 3127241673 | +1 312-724-1673 Illinois U.S.A.
  • 3127241674 | +1 312-724-1674 Illinois U.S.A.
  • 3127241675 | +1 312-724-1675 Illinois U.S.A.
  • 3127241676 | +1 312-724-1676 Illinois U.S.A.
  • 3127241677 | +1 312-724-1677 Illinois U.S.A.
  • 3127241678 | +1 312-724-1678 Illinois U.S.A.
  • 3127241679 | +1 312-724-1679 Illinois U.S.A.
  • 3127241680 | +1 312-724-1680 Illinois U.S.A.
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  • 3127241692 | +1 312-724-1692 Illinois U.S.A.
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  • 3127241694 | +1 312-724-1694 Illinois U.S.A.
  • 3127241695 | +1 312-724-1695 Illinois U.S.A.
  • 3127241696 | +1 312-724-1696 Illinois U.S.A.
  • 3127241697 | +1 312-724-1697 Illinois U.S.A.
  • 3127241698 | +1 312-724-1698 Illinois U.S.A.
  • 3127241699 | +1 312-724-1699 Illinois U.S.A.