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).

  • 3125421500 | +1 312-542-1500 Illinois U.S.A.
  • 3125421501 | +1 312-542-1501 Illinois U.S.A.
  • 3125421502 | +1 312-542-1502 Illinois U.S.A.
  • 3125421503 | +1 312-542-1503 Illinois U.S.A.
  • 3125421504 | +1 312-542-1504 Illinois U.S.A.
  • 3125421505 | +1 312-542-1505 Illinois U.S.A.
  • 3125421506 | +1 312-542-1506 Illinois U.S.A.
  • 3125421507 | +1 312-542-1507 Illinois U.S.A.
  • 3125421508 | +1 312-542-1508 Illinois U.S.A.
  • 3125421509 | +1 312-542-1509 Illinois U.S.A.
  • 3125421510 | +1 312-542-1510 Illinois U.S.A.
  • 3125421511 | +1 312-542-1511 Illinois U.S.A.
  • 3125421512 | +1 312-542-1512 Illinois U.S.A.
  • 3125421513 | +1 312-542-1513 Illinois U.S.A.
  • 3125421514 | +1 312-542-1514 Illinois U.S.A.
  • 3125421515 | +1 312-542-1515 Illinois U.S.A.
  • 3125421516 | +1 312-542-1516 Illinois U.S.A.
  • 3125421517 | +1 312-542-1517 Illinois U.S.A.
  • 3125421518 | +1 312-542-1518 Illinois U.S.A.
  • 3125421519 | +1 312-542-1519 Illinois U.S.A.
  • 3125421520 | +1 312-542-1520 Illinois U.S.A.
  • 3125421521 | +1 312-542-1521 Illinois U.S.A.
  • 3125421522 | +1 312-542-1522 Illinois U.S.A.
  • 3125421523 | +1 312-542-1523 Illinois U.S.A.
  • 3125421524 | +1 312-542-1524 Illinois U.S.A.
  • 3125421525 | +1 312-542-1525 Illinois U.S.A.
  • 3125421526 | +1 312-542-1526 Illinois U.S.A.
  • 3125421527 | +1 312-542-1527 Illinois U.S.A.
  • 3125421528 | +1 312-542-1528 Illinois U.S.A.
  • 3125421529 | +1 312-542-1529 Illinois U.S.A.
  • 3125421530 | +1 312-542-1530 Illinois U.S.A.
  • 3125421531 | +1 312-542-1531 Illinois U.S.A.
  • 3125421532 | +1 312-542-1532 Illinois U.S.A.
  • 3125421533 | +1 312-542-1533 Illinois U.S.A.
  • 3125421534 | +1 312-542-1534 Illinois U.S.A.
  • 3125421535 | +1 312-542-1535 Illinois U.S.A.
  • 3125421536 | +1 312-542-1536 Illinois U.S.A.
  • 3125421537 | +1 312-542-1537 Illinois U.S.A.
  • 3125421538 | +1 312-542-1538 Illinois U.S.A.
  • 3125421539 | +1 312-542-1539 Illinois U.S.A.
  • 3125421540 | +1 312-542-1540 Illinois U.S.A.
  • 3125421541 | +1 312-542-1541 Illinois U.S.A.
  • 3125421542 | +1 312-542-1542 Illinois U.S.A.
  • 3125421543 | +1 312-542-1543 Illinois U.S.A.
  • 3125421544 | +1 312-542-1544 Illinois U.S.A.
  • 3125421545 | +1 312-542-1545 Illinois U.S.A.
  • 3125421546 | +1 312-542-1546 Illinois U.S.A.
  • 3125421547 | +1 312-542-1547 Illinois U.S.A.
  • 3125421548 | +1 312-542-1548 Illinois U.S.A.
  • 3125421549 | +1 312-542-1549 Illinois U.S.A.
  • 3125421550 | +1 312-542-1550 Illinois U.S.A.
  • 3125421551 | +1 312-542-1551 Illinois U.S.A.
  • 3125421552 | +1 312-542-1552 Illinois U.S.A.
  • 3125421553 | +1 312-542-1553 Illinois U.S.A.
  • 3125421554 | +1 312-542-1554 Illinois U.S.A.
  • 3125421555 | +1 312-542-1555 Illinois U.S.A.
  • 3125421556 | +1 312-542-1556 Illinois U.S.A.
  • 3125421557 | +1 312-542-1557 Illinois U.S.A.
  • 3125421558 | +1 312-542-1558 Illinois U.S.A.
  • 3125421559 | +1 312-542-1559 Illinois U.S.A.
  • 3125421560 | +1 312-542-1560 Illinois U.S.A.
  • 3125421561 | +1 312-542-1561 Illinois U.S.A.
  • 3125421562 | +1 312-542-1562 Illinois U.S.A.
  • 3125421563 | +1 312-542-1563 Illinois U.S.A.
  • 3125421564 | +1 312-542-1564 Illinois U.S.A.
  • 3125421565 | +1 312-542-1565 Illinois U.S.A.
  • 3125421566 | +1 312-542-1566 Illinois U.S.A.
  • 3125421567 | +1 312-542-1567 Illinois U.S.A.
  • 3125421568 | +1 312-542-1568 Illinois U.S.A.
  • 3125421569 | +1 312-542-1569 Illinois U.S.A.
  • 3125421570 | +1 312-542-1570 Illinois U.S.A.
  • 3125421571 | +1 312-542-1571 Illinois U.S.A.
  • 3125421572 | +1 312-542-1572 Illinois U.S.A.
  • 3125421573 | +1 312-542-1573 Illinois U.S.A.
  • 3125421574 | +1 312-542-1574 Illinois U.S.A.
  • 3125421575 | +1 312-542-1575 Illinois U.S.A.
  • 3125421576 | +1 312-542-1576 Illinois U.S.A.
  • 3125421577 | +1 312-542-1577 Illinois U.S.A.
  • 3125421578 | +1 312-542-1578 Illinois U.S.A.
  • 3125421579 | +1 312-542-1579 Illinois U.S.A.
  • 3125421580 | +1 312-542-1580 Illinois U.S.A.
  • 3125421581 | +1 312-542-1581 Illinois U.S.A.
  • 3125421582 | +1 312-542-1582 Illinois U.S.A.
  • 3125421583 | +1 312-542-1583 Illinois U.S.A.
  • 3125421584 | +1 312-542-1584 Illinois U.S.A.
  • 3125421585 | +1 312-542-1585 Illinois U.S.A.
  • 3125421586 | +1 312-542-1586 Illinois U.S.A.
  • 3125421587 | +1 312-542-1587 Illinois U.S.A.
  • 3125421588 | +1 312-542-1588 Illinois U.S.A.
  • 3125421589 | +1 312-542-1589 Illinois U.S.A.
  • 3125421590 | +1 312-542-1590 Illinois U.S.A.
  • 3125421591 | +1 312-542-1591 Illinois U.S.A.
  • 3125421592 | +1 312-542-1592 Illinois U.S.A.
  • 3125421593 | +1 312-542-1593 Illinois U.S.A.
  • 3125421594 | +1 312-542-1594 Illinois U.S.A.
  • 3125421595 | +1 312-542-1595 Illinois U.S.A.
  • 3125421596 | +1 312-542-1596 Illinois U.S.A.
  • 3125421597 | +1 312-542-1597 Illinois U.S.A.
  • 3125421598 | +1 312-542-1598 Illinois U.S.A.
  • 3125421599 | +1 312-542-1599 Illinois U.S.A.