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).

  • 3128451400 | +1 312-845-1400 Illinois U.S.A.
  • 3128451401 | +1 312-845-1401 Illinois U.S.A.
  • 3128451402 | +1 312-845-1402 Illinois U.S.A.
  • 3128451403 | +1 312-845-1403 Illinois U.S.A.
  • 3128451404 | +1 312-845-1404 Illinois U.S.A.
  • 3128451405 | +1 312-845-1405 Illinois U.S.A.
  • 3128451406 | +1 312-845-1406 Illinois U.S.A.
  • 3128451407 | +1 312-845-1407 Illinois U.S.A.
  • 3128451408 | +1 312-845-1408 Illinois U.S.A.
  • 3128451409 | +1 312-845-1409 Illinois U.S.A.
  • 3128451410 | +1 312-845-1410 Illinois U.S.A.
  • 3128451411 | +1 312-845-1411 Illinois U.S.A.
  • 3128451412 | +1 312-845-1412 Illinois U.S.A.
  • 3128451413 | +1 312-845-1413 Illinois U.S.A.
  • 3128451414 | +1 312-845-1414 Illinois U.S.A.
  • 3128451415 | +1 312-845-1415 Illinois U.S.A.
  • 3128451416 | +1 312-845-1416 Illinois U.S.A.
  • 3128451417 | +1 312-845-1417 Illinois U.S.A.
  • 3128451418 | +1 312-845-1418 Illinois U.S.A.
  • 3128451419 | +1 312-845-1419 Illinois U.S.A.
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  • 3128451421 | +1 312-845-1421 Illinois U.S.A.
  • 3128451422 | +1 312-845-1422 Illinois U.S.A.
  • 3128451423 | +1 312-845-1423 Illinois U.S.A.
  • 3128451424 | +1 312-845-1424 Illinois U.S.A.
  • 3128451425 | +1 312-845-1425 Illinois U.S.A.
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  • 3128451430 | +1 312-845-1430 Illinois U.S.A.
  • 3128451431 | +1 312-845-1431 Illinois U.S.A.
  • 3128451432 | +1 312-845-1432 Illinois U.S.A.
  • 3128451433 | +1 312-845-1433 Illinois U.S.A.
  • 3128451434 | +1 312-845-1434 Illinois U.S.A.
  • 3128451435 | +1 312-845-1435 Illinois U.S.A.
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  • 3128451437 | +1 312-845-1437 Illinois U.S.A.
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  • 3128451440 | +1 312-845-1440 Illinois U.S.A.
  • 3128451441 | +1 312-845-1441 Illinois U.S.A.
  • 3128451442 | +1 312-845-1442 Illinois U.S.A.
  • 3128451443 | +1 312-845-1443 Illinois U.S.A.
  • 3128451444 | +1 312-845-1444 Illinois U.S.A.
  • 3128451445 | +1 312-845-1445 Illinois U.S.A.
  • 3128451446 | +1 312-845-1446 Illinois U.S.A.
  • 3128451447 | +1 312-845-1447 Illinois U.S.A.
  • 3128451448 | +1 312-845-1448 Illinois U.S.A.
  • 3128451449 | +1 312-845-1449 Illinois U.S.A.
  • 3128451450 | +1 312-845-1450 Illinois U.S.A.
  • 3128451451 | +1 312-845-1451 Illinois U.S.A.
  • 3128451452 | +1 312-845-1452 Illinois U.S.A.
  • 3128451453 | +1 312-845-1453 Illinois U.S.A.
  • 3128451454 | +1 312-845-1454 Illinois U.S.A.
  • 3128451455 | +1 312-845-1455 Illinois U.S.A.
  • 3128451456 | +1 312-845-1456 Illinois U.S.A.
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  • 3128451460 | +1 312-845-1460 Illinois U.S.A.
  • 3128451461 | +1 312-845-1461 Illinois U.S.A.
  • 3128451462 | +1 312-845-1462 Illinois U.S.A.
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  • 3128451464 | +1 312-845-1464 Illinois U.S.A.
  • 3128451465 | +1 312-845-1465 Illinois U.S.A.
  • 3128451466 | +1 312-845-1466 Illinois U.S.A.
  • 3128451467 | +1 312-845-1467 Illinois U.S.A.
  • 3128451468 | +1 312-845-1468 Illinois U.S.A.
  • 3128451469 | +1 312-845-1469 Illinois U.S.A.
  • 3128451470 | +1 312-845-1470 Illinois U.S.A.
  • 3128451471 | +1 312-845-1471 Illinois U.S.A.
  • 3128451472 | +1 312-845-1472 Illinois U.S.A.
  • 3128451473 | +1 312-845-1473 Illinois U.S.A.
  • 3128451474 | +1 312-845-1474 Illinois U.S.A.
  • 3128451475 | +1 312-845-1475 Illinois U.S.A.
  • 3128451476 | +1 312-845-1476 Illinois U.S.A.
  • 3128451477 | +1 312-845-1477 Illinois U.S.A.
  • 3128451478 | +1 312-845-1478 Illinois U.S.A.
  • 3128451479 | +1 312-845-1479 Illinois U.S.A.
  • 3128451480 | +1 312-845-1480 Illinois U.S.A.
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  • 3128451486 | +1 312-845-1486 Illinois U.S.A.
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  • 3128451489 | +1 312-845-1489 Illinois U.S.A.
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  • 3128451491 | +1 312-845-1491 Illinois U.S.A.
  • 3128451492 | +1 312-845-1492 Illinois U.S.A.
  • 3128451493 | +1 312-845-1493 Illinois U.S.A.
  • 3128451494 | +1 312-845-1494 Illinois U.S.A.
  • 3128451495 | +1 312-845-1495 Illinois U.S.A.
  • 3128451496 | +1 312-845-1496 Illinois U.S.A.
  • 3128451497 | +1 312-845-1497 Illinois U.S.A.
  • 3128451498 | +1 312-845-1498 Illinois U.S.A.
  • 3128451499 | +1 312-845-1499 Illinois U.S.A.