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).

  • 3125521400 | +1 312-552-1400 Illinois U.S.A.
  • 3125521401 | +1 312-552-1401 Illinois U.S.A.
  • 3125521402 | +1 312-552-1402 Illinois U.S.A.
  • 3125521403 | +1 312-552-1403 Illinois U.S.A.
  • 3125521404 | +1 312-552-1404 Illinois U.S.A.
  • 3125521405 | +1 312-552-1405 Illinois U.S.A.
  • 3125521406 | +1 312-552-1406 Illinois U.S.A.
  • 3125521407 | +1 312-552-1407 Illinois U.S.A.
  • 3125521408 | +1 312-552-1408 Illinois U.S.A.
  • 3125521409 | +1 312-552-1409 Illinois U.S.A.
  • 3125521410 | +1 312-552-1410 Illinois U.S.A.
  • 3125521411 | +1 312-552-1411 Illinois U.S.A.
  • 3125521412 | +1 312-552-1412 Illinois U.S.A.
  • 3125521413 | +1 312-552-1413 Illinois U.S.A.
  • 3125521414 | +1 312-552-1414 Illinois U.S.A.
  • 3125521415 | +1 312-552-1415 Illinois U.S.A.
  • 3125521416 | +1 312-552-1416 Illinois U.S.A.
  • 3125521417 | +1 312-552-1417 Illinois U.S.A.
  • 3125521418 | +1 312-552-1418 Illinois U.S.A.
  • 3125521419 | +1 312-552-1419 Illinois U.S.A.
  • 3125521420 | +1 312-552-1420 Illinois U.S.A.
  • 3125521421 | +1 312-552-1421 Illinois U.S.A.
  • 3125521422 | +1 312-552-1422 Illinois U.S.A.
  • 3125521423 | +1 312-552-1423 Illinois U.S.A.
  • 3125521424 | +1 312-552-1424 Illinois U.S.A.
  • 3125521425 | +1 312-552-1425 Illinois U.S.A.
  • 3125521426 | +1 312-552-1426 Illinois U.S.A.
  • 3125521427 | +1 312-552-1427 Illinois U.S.A.
  • 3125521428 | +1 312-552-1428 Illinois U.S.A.
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  • 3125521430 | +1 312-552-1430 Illinois U.S.A.
  • 3125521431 | +1 312-552-1431 Illinois U.S.A.
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  • 3125521433 | +1 312-552-1433 Illinois U.S.A.
  • 3125521434 | +1 312-552-1434 Illinois U.S.A.
  • 3125521435 | +1 312-552-1435 Illinois U.S.A.
  • 3125521436 | +1 312-552-1436 Illinois U.S.A.
  • 3125521437 | +1 312-552-1437 Illinois U.S.A.
  • 3125521438 | +1 312-552-1438 Illinois U.S.A.
  • 3125521439 | +1 312-552-1439 Illinois U.S.A.
  • 3125521440 | +1 312-552-1440 Illinois U.S.A.
  • 3125521441 | +1 312-552-1441 Illinois U.S.A.
  • 3125521442 | +1 312-552-1442 Illinois U.S.A.
  • 3125521443 | +1 312-552-1443 Illinois U.S.A.
  • 3125521444 | +1 312-552-1444 Illinois U.S.A.
  • 3125521445 | +1 312-552-1445 Illinois U.S.A.
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  • 3125521447 | +1 312-552-1447 Illinois U.S.A.
  • 3125521448 | +1 312-552-1448 Illinois U.S.A.
  • 3125521449 | +1 312-552-1449 Illinois U.S.A.
  • 3125521450 | +1 312-552-1450 Illinois U.S.A.
  • 3125521451 | +1 312-552-1451 Illinois U.S.A.
  • 3125521452 | +1 312-552-1452 Illinois U.S.A.
  • 3125521453 | +1 312-552-1453 Illinois U.S.A.
  • 3125521454 | +1 312-552-1454 Illinois U.S.A.
  • 3125521455 | +1 312-552-1455 Illinois U.S.A.
  • 3125521456 | +1 312-552-1456 Illinois U.S.A.
  • 3125521457 | +1 312-552-1457 Illinois U.S.A.
  • 3125521458 | +1 312-552-1458 Illinois U.S.A.
  • 3125521459 | +1 312-552-1459 Illinois U.S.A.
  • 3125521460 | +1 312-552-1460 Illinois U.S.A.
  • 3125521461 | +1 312-552-1461 Illinois U.S.A.
  • 3125521462 | +1 312-552-1462 Illinois U.S.A.
  • 3125521463 | +1 312-552-1463 Illinois U.S.A.
  • 3125521464 | +1 312-552-1464 Illinois U.S.A.
  • 3125521465 | +1 312-552-1465 Illinois U.S.A.
  • 3125521466 | +1 312-552-1466 Illinois U.S.A.
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  • 3125521468 | +1 312-552-1468 Illinois U.S.A.
  • 3125521469 | +1 312-552-1469 Illinois U.S.A.
  • 3125521470 | +1 312-552-1470 Illinois U.S.A.
  • 3125521471 | +1 312-552-1471 Illinois U.S.A.
  • 3125521472 | +1 312-552-1472 Illinois U.S.A.
  • 3125521473 | +1 312-552-1473 Illinois U.S.A.
  • 3125521474 | +1 312-552-1474 Illinois U.S.A.
  • 3125521475 | +1 312-552-1475 Illinois U.S.A.
  • 3125521476 | +1 312-552-1476 Illinois U.S.A.
  • 3125521477 | +1 312-552-1477 Illinois U.S.A.
  • 3125521478 | +1 312-552-1478 Illinois U.S.A.
  • 3125521479 | +1 312-552-1479 Illinois U.S.A.
  • 3125521480 | +1 312-552-1480 Illinois U.S.A.
  • 3125521481 | +1 312-552-1481 Illinois U.S.A.
  • 3125521482 | +1 312-552-1482 Illinois U.S.A.
  • 3125521483 | +1 312-552-1483 Illinois U.S.A.
  • 3125521484 | +1 312-552-1484 Illinois U.S.A.
  • 3125521485 | +1 312-552-1485 Illinois U.S.A.
  • 3125521486 | +1 312-552-1486 Illinois U.S.A.
  • 3125521487 | +1 312-552-1487 Illinois U.S.A.
  • 3125521488 | +1 312-552-1488 Illinois U.S.A.
  • 3125521489 | +1 312-552-1489 Illinois U.S.A.
  • 3125521490 | +1 312-552-1490 Illinois U.S.A.
  • 3125521491 | +1 312-552-1491 Illinois U.S.A.
  • 3125521492 | +1 312-552-1492 Illinois U.S.A.
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  • 3125521494 | +1 312-552-1494 Illinois U.S.A.
  • 3125521495 | +1 312-552-1495 Illinois U.S.A.
  • 3125521496 | +1 312-552-1496 Illinois U.S.A.
  • 3125521497 | +1 312-552-1497 Illinois U.S.A.
  • 3125521498 | +1 312-552-1498 Illinois U.S.A.
  • 3125521499 | +1 312-552-1499 Illinois U.S.A.