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).

  • 3126921500 | +1 312-692-1500 Illinois U.S.A.
  • 3126921501 | +1 312-692-1501 Illinois U.S.A.
  • 3126921502 | +1 312-692-1502 Illinois U.S.A.
  • 3126921503 | +1 312-692-1503 Illinois U.S.A.
  • 3126921504 | +1 312-692-1504 Illinois U.S.A.
  • 3126921505 | +1 312-692-1505 Illinois U.S.A.
  • 3126921506 | +1 312-692-1506 Illinois U.S.A.
  • 3126921507 | +1 312-692-1507 Illinois U.S.A.
  • 3126921508 | +1 312-692-1508 Illinois U.S.A.
  • 3126921509 | +1 312-692-1509 Illinois U.S.A.
  • 3126921510 | +1 312-692-1510 Illinois U.S.A.
  • 3126921511 | +1 312-692-1511 Illinois U.S.A.
  • 3126921512 | +1 312-692-1512 Illinois U.S.A.
  • 3126921513 | +1 312-692-1513 Illinois U.S.A.
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  • 3126921515 | +1 312-692-1515 Illinois U.S.A.
  • 3126921516 | +1 312-692-1516 Illinois U.S.A.
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  • 3126921518 | +1 312-692-1518 Illinois U.S.A.
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  • 3126921535 | +1 312-692-1535 Illinois U.S.A.
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  • 3126921555 | +1 312-692-1555 Illinois U.S.A.
  • 3126921556 | +1 312-692-1556 Illinois U.S.A.
  • 3126921557 | +1 312-692-1557 Illinois U.S.A.
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  • 3126921560 | +1 312-692-1560 Illinois U.S.A.
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  • 3126921569 | +1 312-692-1569 Illinois U.S.A.
  • 3126921570 | +1 312-692-1570 Illinois U.S.A.
  • 3126921571 | +1 312-692-1571 Illinois U.S.A.
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  • 3126921573 | +1 312-692-1573 Illinois U.S.A.
  • 3126921574 | +1 312-692-1574 Illinois U.S.A.
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  • 3126921576 | +1 312-692-1576 Illinois U.S.A.
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  • 3126921578 | +1 312-692-1578 Illinois U.S.A.
  • 3126921579 | +1 312-692-1579 Illinois U.S.A.
  • 3126921580 | +1 312-692-1580 Illinois U.S.A.
  • 3126921581 | +1 312-692-1581 Illinois U.S.A.
  • 3126921582 | +1 312-692-1582 Illinois U.S.A.
  • 3126921583 | +1 312-692-1583 Illinois U.S.A.
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  • 3126921585 | +1 312-692-1585 Illinois U.S.A.
  • 3126921586 | +1 312-692-1586 Illinois U.S.A.
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  • 3126921595 | +1 312-692-1595 Illinois U.S.A.
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  • 3126921598 | +1 312-692-1598 Illinois U.S.A.
  • 3126921599 | +1 312-692-1599 Illinois U.S.A.