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).

  • 3129771500 | +1 312-977-1500 Illinois U.S.A.
  • 3129771501 | +1 312-977-1501 Illinois U.S.A.
  • 3129771502 | +1 312-977-1502 Illinois U.S.A.
  • 3129771503 | +1 312-977-1503 Illinois U.S.A.
  • 3129771504 | +1 312-977-1504 Illinois U.S.A.
  • 3129771505 | +1 312-977-1505 Illinois U.S.A.
  • 3129771506 | +1 312-977-1506 Illinois U.S.A.
  • 3129771507 | +1 312-977-1507 Illinois U.S.A.
  • 3129771508 | +1 312-977-1508 Illinois U.S.A.
  • 3129771509 | +1 312-977-1509 Illinois U.S.A.
  • 3129771510 | +1 312-977-1510 Illinois U.S.A.
  • 3129771511 | +1 312-977-1511 Illinois U.S.A.
  • 3129771512 | +1 312-977-1512 Illinois U.S.A.
  • 3129771513 | +1 312-977-1513 Illinois U.S.A.
  • 3129771514 | +1 312-977-1514 Illinois U.S.A.
  • 3129771515 | +1 312-977-1515 Illinois U.S.A.
  • 3129771516 | +1 312-977-1516 Illinois U.S.A.
  • 3129771517 | +1 312-977-1517 Illinois U.S.A.
  • 3129771518 | +1 312-977-1518 Illinois U.S.A.
  • 3129771519 | +1 312-977-1519 Illinois U.S.A.
  • 3129771520 | +1 312-977-1520 Illinois U.S.A.
  • 3129771521 | +1 312-977-1521 Illinois U.S.A.
  • 3129771522 | +1 312-977-1522 Illinois U.S.A.
  • 3129771523 | +1 312-977-1523 Illinois U.S.A.
  • 3129771524 | +1 312-977-1524 Illinois U.S.A.
  • 3129771525 | +1 312-977-1525 Illinois U.S.A.
  • 3129771526 | +1 312-977-1526 Illinois U.S.A.
  • 3129771527 | +1 312-977-1527 Illinois U.S.A.
  • 3129771528 | +1 312-977-1528 Illinois U.S.A.
  • 3129771529 | +1 312-977-1529 Illinois U.S.A.
  • 3129771530 | +1 312-977-1530 Illinois U.S.A.
  • 3129771531 | +1 312-977-1531 Illinois U.S.A.
  • 3129771532 | +1 312-977-1532 Illinois U.S.A.
  • 3129771533 | +1 312-977-1533 Illinois U.S.A.
  • 3129771534 | +1 312-977-1534 Illinois U.S.A.
  • 3129771535 | +1 312-977-1535 Illinois U.S.A.
  • 3129771536 | +1 312-977-1536 Illinois U.S.A.
  • 3129771537 | +1 312-977-1537 Illinois U.S.A.
  • 3129771538 | +1 312-977-1538 Illinois U.S.A.
  • 3129771539 | +1 312-977-1539 Illinois U.S.A.
  • 3129771540 | +1 312-977-1540 Illinois U.S.A.
  • 3129771541 | +1 312-977-1541 Illinois U.S.A.
  • 3129771542 | +1 312-977-1542 Illinois U.S.A.
  • 3129771543 | +1 312-977-1543 Illinois U.S.A.
  • 3129771544 | +1 312-977-1544 Illinois U.S.A.
  • 3129771545 | +1 312-977-1545 Illinois U.S.A.
  • 3129771546 | +1 312-977-1546 Illinois U.S.A.
  • 3129771547 | +1 312-977-1547 Illinois U.S.A.
  • 3129771548 | +1 312-977-1548 Illinois U.S.A.
  • 3129771549 | +1 312-977-1549 Illinois U.S.A.
  • 3129771550 | +1 312-977-1550 Illinois U.S.A.
  • 3129771551 | +1 312-977-1551 Illinois U.S.A.
  • 3129771552 | +1 312-977-1552 Illinois U.S.A.
  • 3129771553 | +1 312-977-1553 Illinois U.S.A.
  • 3129771554 | +1 312-977-1554 Illinois U.S.A.
  • 3129771555 | +1 312-977-1555 Illinois U.S.A.
  • 3129771556 | +1 312-977-1556 Illinois U.S.A.
  • 3129771557 | +1 312-977-1557 Illinois U.S.A.
  • 3129771558 | +1 312-977-1558 Illinois U.S.A.
  • 3129771559 | +1 312-977-1559 Illinois U.S.A.
  • 3129771560 | +1 312-977-1560 Illinois U.S.A.
  • 3129771561 | +1 312-977-1561 Illinois U.S.A.
  • 3129771562 | +1 312-977-1562 Illinois U.S.A.
  • 3129771563 | +1 312-977-1563 Illinois U.S.A.
  • 3129771564 | +1 312-977-1564 Illinois U.S.A.
  • 3129771565 | +1 312-977-1565 Illinois U.S.A.
  • 3129771566 | +1 312-977-1566 Illinois U.S.A.
  • 3129771567 | +1 312-977-1567 Illinois U.S.A.
  • 3129771568 | +1 312-977-1568 Illinois U.S.A.
  • 3129771569 | +1 312-977-1569 Illinois U.S.A.
  • 3129771570 | +1 312-977-1570 Illinois U.S.A.
  • 3129771571 | +1 312-977-1571 Illinois U.S.A.
  • 3129771572 | +1 312-977-1572 Illinois U.S.A.
  • 3129771573 | +1 312-977-1573 Illinois U.S.A.
  • 3129771574 | +1 312-977-1574 Illinois U.S.A.
  • 3129771575 | +1 312-977-1575 Illinois U.S.A.
  • 3129771576 | +1 312-977-1576 Illinois U.S.A.
  • 3129771577 | +1 312-977-1577 Illinois U.S.A.
  • 3129771578 | +1 312-977-1578 Illinois U.S.A.
  • 3129771579 | +1 312-977-1579 Illinois U.S.A.
  • 3129771580 | +1 312-977-1580 Illinois U.S.A.
  • 3129771581 | +1 312-977-1581 Illinois U.S.A.
  • 3129771582 | +1 312-977-1582 Illinois U.S.A.
  • 3129771583 | +1 312-977-1583 Illinois U.S.A.
  • 3129771584 | +1 312-977-1584 Illinois U.S.A.
  • 3129771585 | +1 312-977-1585 Illinois U.S.A.
  • 3129771586 | +1 312-977-1586 Illinois U.S.A.
  • 3129771587 | +1 312-977-1587 Illinois U.S.A.
  • 3129771588 | +1 312-977-1588 Illinois U.S.A.
  • 3129771589 | +1 312-977-1589 Illinois U.S.A.
  • 3129771590 | +1 312-977-1590 Illinois U.S.A.
  • 3129771591 | +1 312-977-1591 Illinois U.S.A.
  • 3129771592 | +1 312-977-1592 Illinois U.S.A.
  • 3129771593 | +1 312-977-1593 Illinois U.S.A.
  • 3129771594 | +1 312-977-1594 Illinois U.S.A.
  • 3129771595 | +1 312-977-1595 Illinois U.S.A.
  • 3129771596 | +1 312-977-1596 Illinois U.S.A.
  • 3129771597 | +1 312-977-1597 Illinois U.S.A.
  • 3129771598 | +1 312-977-1598 Illinois U.S.A.
  • 3129771599 | +1 312-977-1599 Illinois U.S.A.