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).

  • 3128451500 | +1 312-845-1500 Illinois U.S.A.
  • 3128451501 | +1 312-845-1501 Illinois U.S.A.
  • 3128451502 | +1 312-845-1502 Illinois U.S.A.
  • 3128451503 | +1 312-845-1503 Illinois U.S.A.
  • 3128451504 | +1 312-845-1504 Illinois U.S.A.
  • 3128451505 | +1 312-845-1505 Illinois U.S.A.
  • 3128451506 | +1 312-845-1506 Illinois U.S.A.
  • 3128451507 | +1 312-845-1507 Illinois U.S.A.
  • 3128451508 | +1 312-845-1508 Illinois U.S.A.
  • 3128451509 | +1 312-845-1509 Illinois U.S.A.
  • 3128451510 | +1 312-845-1510 Illinois U.S.A.
  • 3128451511 | +1 312-845-1511 Illinois U.S.A.
  • 3128451512 | +1 312-845-1512 Illinois U.S.A.
  • 3128451513 | +1 312-845-1513 Illinois U.S.A.
  • 3128451514 | +1 312-845-1514 Illinois U.S.A.
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  • 3128451518 | +1 312-845-1518 Illinois U.S.A.
  • 3128451519 | +1 312-845-1519 Illinois U.S.A.
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  • 3128451521 | +1 312-845-1521 Illinois U.S.A.
  • 3128451522 | +1 312-845-1522 Illinois U.S.A.
  • 3128451523 | +1 312-845-1523 Illinois U.S.A.
  • 3128451524 | +1 312-845-1524 Illinois U.S.A.
  • 3128451525 | +1 312-845-1525 Illinois U.S.A.
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  • 3128451531 | +1 312-845-1531 Illinois U.S.A.
  • 3128451532 | +1 312-845-1532 Illinois U.S.A.
  • 3128451533 | +1 312-845-1533 Illinois U.S.A.
  • 3128451534 | +1 312-845-1534 Illinois U.S.A.
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  • 3128451543 | +1 312-845-1543 Illinois U.S.A.
  • 3128451544 | +1 312-845-1544 Illinois U.S.A.
  • 3128451545 | +1 312-845-1545 Illinois U.S.A.
  • 3128451546 | +1 312-845-1546 Illinois U.S.A.
  • 3128451547 | +1 312-845-1547 Illinois U.S.A.
  • 3128451548 | +1 312-845-1548 Illinois U.S.A.
  • 3128451549 | +1 312-845-1549 Illinois U.S.A.
  • 3128451550 | +1 312-845-1550 Illinois U.S.A.
  • 3128451551 | +1 312-845-1551 Illinois U.S.A.
  • 3128451552 | +1 312-845-1552 Illinois U.S.A.
  • 3128451553 | +1 312-845-1553 Illinois U.S.A.
  • 3128451554 | +1 312-845-1554 Illinois U.S.A.
  • 3128451555 | +1 312-845-1555 Illinois U.S.A.
  • 3128451556 | +1 312-845-1556 Illinois U.S.A.
  • 3128451557 | +1 312-845-1557 Illinois U.S.A.
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  • 3128451561 | +1 312-845-1561 Illinois U.S.A.
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  • 3128451564 | +1 312-845-1564 Illinois U.S.A.
  • 3128451565 | +1 312-845-1565 Illinois U.S.A.
  • 3128451566 | +1 312-845-1566 Illinois U.S.A.
  • 3128451567 | +1 312-845-1567 Illinois U.S.A.
  • 3128451568 | +1 312-845-1568 Illinois U.S.A.
  • 3128451569 | +1 312-845-1569 Illinois U.S.A.
  • 3128451570 | +1 312-845-1570 Illinois U.S.A.
  • 3128451571 | +1 312-845-1571 Illinois U.S.A.
  • 3128451572 | +1 312-845-1572 Illinois U.S.A.
  • 3128451573 | +1 312-845-1573 Illinois U.S.A.
  • 3128451574 | +1 312-845-1574 Illinois U.S.A.
  • 3128451575 | +1 312-845-1575 Illinois U.S.A.
  • 3128451576 | +1 312-845-1576 Illinois U.S.A.
  • 3128451577 | +1 312-845-1577 Illinois U.S.A.
  • 3128451578 | +1 312-845-1578 Illinois U.S.A.
  • 3128451579 | +1 312-845-1579 Illinois U.S.A.
  • 3128451580 | +1 312-845-1580 Illinois U.S.A.
  • 3128451581 | +1 312-845-1581 Illinois U.S.A.
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  • 3128451584 | +1 312-845-1584 Illinois U.S.A.
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  • 3128451586 | +1 312-845-1586 Illinois U.S.A.
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  • 3128451589 | +1 312-845-1589 Illinois U.S.A.
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  • 3128451591 | +1 312-845-1591 Illinois U.S.A.
  • 3128451592 | +1 312-845-1592 Illinois U.S.A.
  • 3128451593 | +1 312-845-1593 Illinois U.S.A.
  • 3128451594 | +1 312-845-1594 Illinois U.S.A.
  • 3128451595 | +1 312-845-1595 Illinois U.S.A.
  • 3128451596 | +1 312-845-1596 Illinois U.S.A.
  • 3128451597 | +1 312-845-1597 Illinois U.S.A.
  • 3128451598 | +1 312-845-1598 Illinois U.S.A.
  • 3128451599 | +1 312-845-1599 Illinois U.S.A.