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).

  • 3127371500 | +1 312-737-1500 Illinois U.S.A.
  • 3127371501 | +1 312-737-1501 Illinois U.S.A.
  • 3127371502 | +1 312-737-1502 Illinois U.S.A.
  • 3127371503 | +1 312-737-1503 Illinois U.S.A.
  • 3127371504 | +1 312-737-1504 Illinois U.S.A.
  • 3127371505 | +1 312-737-1505 Illinois U.S.A.
  • 3127371506 | +1 312-737-1506 Illinois U.S.A.
  • 3127371507 | +1 312-737-1507 Illinois U.S.A.
  • 3127371508 | +1 312-737-1508 Illinois U.S.A.
  • 3127371509 | +1 312-737-1509 Illinois U.S.A.
  • 3127371510 | +1 312-737-1510 Illinois U.S.A.
  • 3127371511 | +1 312-737-1511 Illinois U.S.A.
  • 3127371512 | +1 312-737-1512 Illinois U.S.A.
  • 3127371513 | +1 312-737-1513 Illinois U.S.A.
  • 3127371514 | +1 312-737-1514 Illinois U.S.A.
  • 3127371515 | +1 312-737-1515 Illinois U.S.A.
  • 3127371516 | +1 312-737-1516 Illinois U.S.A.
  • 3127371517 | +1 312-737-1517 Illinois U.S.A.
  • 3127371518 | +1 312-737-1518 Illinois U.S.A.
  • 3127371519 | +1 312-737-1519 Illinois U.S.A.
  • 3127371520 | +1 312-737-1520 Illinois U.S.A.
  • 3127371521 | +1 312-737-1521 Illinois U.S.A.
  • 3127371522 | +1 312-737-1522 Illinois U.S.A.
  • 3127371523 | +1 312-737-1523 Illinois U.S.A.
  • 3127371524 | +1 312-737-1524 Illinois U.S.A.
  • 3127371525 | +1 312-737-1525 Illinois U.S.A.
  • 3127371526 | +1 312-737-1526 Illinois U.S.A.
  • 3127371527 | +1 312-737-1527 Illinois U.S.A.
  • 3127371528 | +1 312-737-1528 Illinois U.S.A.
  • 3127371529 | +1 312-737-1529 Illinois U.S.A.
  • 3127371530 | +1 312-737-1530 Illinois U.S.A.
  • 3127371531 | +1 312-737-1531 Illinois U.S.A.
  • 3127371532 | +1 312-737-1532 Illinois U.S.A.
  • 3127371533 | +1 312-737-1533 Illinois U.S.A.
  • 3127371534 | +1 312-737-1534 Illinois U.S.A.
  • 3127371535 | +1 312-737-1535 Illinois U.S.A.
  • 3127371536 | +1 312-737-1536 Illinois U.S.A.
  • 3127371537 | +1 312-737-1537 Illinois U.S.A.
  • 3127371538 | +1 312-737-1538 Illinois U.S.A.
  • 3127371539 | +1 312-737-1539 Illinois U.S.A.
  • 3127371540 | +1 312-737-1540 Illinois U.S.A.
  • 3127371541 | +1 312-737-1541 Illinois U.S.A.
  • 3127371542 | +1 312-737-1542 Illinois U.S.A.
  • 3127371543 | +1 312-737-1543 Illinois U.S.A.
  • 3127371544 | +1 312-737-1544 Illinois U.S.A.
  • 3127371545 | +1 312-737-1545 Illinois U.S.A.
  • 3127371546 | +1 312-737-1546 Illinois U.S.A.
  • 3127371547 | +1 312-737-1547 Illinois U.S.A.
  • 3127371548 | +1 312-737-1548 Illinois U.S.A.
  • 3127371549 | +1 312-737-1549 Illinois U.S.A.
  • 3127371550 | +1 312-737-1550 Illinois U.S.A.
  • 3127371551 | +1 312-737-1551 Illinois U.S.A.
  • 3127371552 | +1 312-737-1552 Illinois U.S.A.
  • 3127371553 | +1 312-737-1553 Illinois U.S.A.
  • 3127371554 | +1 312-737-1554 Illinois U.S.A.
  • 3127371555 | +1 312-737-1555 Illinois U.S.A.
  • 3127371556 | +1 312-737-1556 Illinois U.S.A.
  • 3127371557 | +1 312-737-1557 Illinois U.S.A.
  • 3127371558 | +1 312-737-1558 Illinois U.S.A.
  • 3127371559 | +1 312-737-1559 Illinois U.S.A.
  • 3127371560 | +1 312-737-1560 Illinois U.S.A.
  • 3127371561 | +1 312-737-1561 Illinois U.S.A.
  • 3127371562 | +1 312-737-1562 Illinois U.S.A.
  • 3127371563 | +1 312-737-1563 Illinois U.S.A.
  • 3127371564 | +1 312-737-1564 Illinois U.S.A.
  • 3127371565 | +1 312-737-1565 Illinois U.S.A.
  • 3127371566 | +1 312-737-1566 Illinois U.S.A.
  • 3127371567 | +1 312-737-1567 Illinois U.S.A.
  • 3127371568 | +1 312-737-1568 Illinois U.S.A.
  • 3127371569 | +1 312-737-1569 Illinois U.S.A.
  • 3127371570 | +1 312-737-1570 Illinois U.S.A.
  • 3127371571 | +1 312-737-1571 Illinois U.S.A.
  • 3127371572 | +1 312-737-1572 Illinois U.S.A.
  • 3127371573 | +1 312-737-1573 Illinois U.S.A.
  • 3127371574 | +1 312-737-1574 Illinois U.S.A.
  • 3127371575 | +1 312-737-1575 Illinois U.S.A.
  • 3127371576 | +1 312-737-1576 Illinois U.S.A.
  • 3127371577 | +1 312-737-1577 Illinois U.S.A.
  • 3127371578 | +1 312-737-1578 Illinois U.S.A.
  • 3127371579 | +1 312-737-1579 Illinois U.S.A.
  • 3127371580 | +1 312-737-1580 Illinois U.S.A.
  • 3127371581 | +1 312-737-1581 Illinois U.S.A.
  • 3127371582 | +1 312-737-1582 Illinois U.S.A.
  • 3127371583 | +1 312-737-1583 Illinois U.S.A.
  • 3127371584 | +1 312-737-1584 Illinois U.S.A.
  • 3127371585 | +1 312-737-1585 Illinois U.S.A.
  • 3127371586 | +1 312-737-1586 Illinois U.S.A.
  • 3127371587 | +1 312-737-1587 Illinois U.S.A.
  • 3127371588 | +1 312-737-1588 Illinois U.S.A.
  • 3127371589 | +1 312-737-1589 Illinois U.S.A.
  • 3127371590 | +1 312-737-1590 Illinois U.S.A.
  • 3127371591 | +1 312-737-1591 Illinois U.S.A.
  • 3127371592 | +1 312-737-1592 Illinois U.S.A.
  • 3127371593 | +1 312-737-1593 Illinois U.S.A.
  • 3127371594 | +1 312-737-1594 Illinois U.S.A.
  • 3127371595 | +1 312-737-1595 Illinois U.S.A.
  • 3127371596 | +1 312-737-1596 Illinois U.S.A.
  • 3127371597 | +1 312-737-1597 Illinois U.S.A.
  • 3127371598 | +1 312-737-1598 Illinois U.S.A.
  • 3127371599 | +1 312-737-1599 Illinois U.S.A.