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).

  • 3125421400 | +1 312-542-1400 Illinois U.S.A.
  • 3125421401 | +1 312-542-1401 Illinois U.S.A.
  • 3125421402 | +1 312-542-1402 Illinois U.S.A.
  • 3125421403 | +1 312-542-1403 Illinois U.S.A.
  • 3125421404 | +1 312-542-1404 Illinois U.S.A.
  • 3125421405 | +1 312-542-1405 Illinois U.S.A.
  • 3125421406 | +1 312-542-1406 Illinois U.S.A.
  • 3125421407 | +1 312-542-1407 Illinois U.S.A.
  • 3125421408 | +1 312-542-1408 Illinois U.S.A.
  • 3125421409 | +1 312-542-1409 Illinois U.S.A.
  • 3125421410 | +1 312-542-1410 Illinois U.S.A.
  • 3125421411 | +1 312-542-1411 Illinois U.S.A.
  • 3125421412 | +1 312-542-1412 Illinois U.S.A.
  • 3125421413 | +1 312-542-1413 Illinois U.S.A.
  • 3125421414 | +1 312-542-1414 Illinois U.S.A.
  • 3125421415 | +1 312-542-1415 Illinois U.S.A.
  • 3125421416 | +1 312-542-1416 Illinois U.S.A.
  • 3125421417 | +1 312-542-1417 Illinois U.S.A.
  • 3125421418 | +1 312-542-1418 Illinois U.S.A.
  • 3125421419 | +1 312-542-1419 Illinois U.S.A.
  • 3125421420 | +1 312-542-1420 Illinois U.S.A.
  • 3125421421 | +1 312-542-1421 Illinois U.S.A.
  • 3125421422 | +1 312-542-1422 Illinois U.S.A.
  • 3125421423 | +1 312-542-1423 Illinois U.S.A.
  • 3125421424 | +1 312-542-1424 Illinois U.S.A.
  • 3125421425 | +1 312-542-1425 Illinois U.S.A.
  • 3125421426 | +1 312-542-1426 Illinois U.S.A.
  • 3125421427 | +1 312-542-1427 Illinois U.S.A.
  • 3125421428 | +1 312-542-1428 Illinois U.S.A.
  • 3125421429 | +1 312-542-1429 Illinois U.S.A.
  • 3125421430 | +1 312-542-1430 Illinois U.S.A.
  • 3125421431 | +1 312-542-1431 Illinois U.S.A.
  • 3125421432 | +1 312-542-1432 Illinois U.S.A.
  • 3125421433 | +1 312-542-1433 Illinois U.S.A.
  • 3125421434 | +1 312-542-1434 Illinois U.S.A.
  • 3125421435 | +1 312-542-1435 Illinois U.S.A.
  • 3125421436 | +1 312-542-1436 Illinois U.S.A.
  • 3125421437 | +1 312-542-1437 Illinois U.S.A.
  • 3125421438 | +1 312-542-1438 Illinois U.S.A.
  • 3125421439 | +1 312-542-1439 Illinois U.S.A.
  • 3125421440 | +1 312-542-1440 Illinois U.S.A.
  • 3125421441 | +1 312-542-1441 Illinois U.S.A.
  • 3125421442 | +1 312-542-1442 Illinois U.S.A.
  • 3125421443 | +1 312-542-1443 Illinois U.S.A.
  • 3125421444 | +1 312-542-1444 Illinois U.S.A.
  • 3125421445 | +1 312-542-1445 Illinois U.S.A.
  • 3125421446 | +1 312-542-1446 Illinois U.S.A.
  • 3125421447 | +1 312-542-1447 Illinois U.S.A.
  • 3125421448 | +1 312-542-1448 Illinois U.S.A.
  • 3125421449 | +1 312-542-1449 Illinois U.S.A.
  • 3125421450 | +1 312-542-1450 Illinois U.S.A.
  • 3125421451 | +1 312-542-1451 Illinois U.S.A.
  • 3125421452 | +1 312-542-1452 Illinois U.S.A.
  • 3125421453 | +1 312-542-1453 Illinois U.S.A.
  • 3125421454 | +1 312-542-1454 Illinois U.S.A.
  • 3125421455 | +1 312-542-1455 Illinois U.S.A.
  • 3125421456 | +1 312-542-1456 Illinois U.S.A.
  • 3125421457 | +1 312-542-1457 Illinois U.S.A.
  • 3125421458 | +1 312-542-1458 Illinois U.S.A.
  • 3125421459 | +1 312-542-1459 Illinois U.S.A.
  • 3125421460 | +1 312-542-1460 Illinois U.S.A.
  • 3125421461 | +1 312-542-1461 Illinois U.S.A.
  • 3125421462 | +1 312-542-1462 Illinois U.S.A.
  • 3125421463 | +1 312-542-1463 Illinois U.S.A.
  • 3125421464 | +1 312-542-1464 Illinois U.S.A.
  • 3125421465 | +1 312-542-1465 Illinois U.S.A.
  • 3125421466 | +1 312-542-1466 Illinois U.S.A.
  • 3125421467 | +1 312-542-1467 Illinois U.S.A.
  • 3125421468 | +1 312-542-1468 Illinois U.S.A.
  • 3125421469 | +1 312-542-1469 Illinois U.S.A.
  • 3125421470 | +1 312-542-1470 Illinois U.S.A.
  • 3125421471 | +1 312-542-1471 Illinois U.S.A.
  • 3125421472 | +1 312-542-1472 Illinois U.S.A.
  • 3125421473 | +1 312-542-1473 Illinois U.S.A.
  • 3125421474 | +1 312-542-1474 Illinois U.S.A.
  • 3125421475 | +1 312-542-1475 Illinois U.S.A.
  • 3125421476 | +1 312-542-1476 Illinois U.S.A.
  • 3125421477 | +1 312-542-1477 Illinois U.S.A.
  • 3125421478 | +1 312-542-1478 Illinois U.S.A.
  • 3125421479 | +1 312-542-1479 Illinois U.S.A.
  • 3125421480 | +1 312-542-1480 Illinois U.S.A.
  • 3125421481 | +1 312-542-1481 Illinois U.S.A.
  • 3125421482 | +1 312-542-1482 Illinois U.S.A.
  • 3125421483 | +1 312-542-1483 Illinois U.S.A.
  • 3125421484 | +1 312-542-1484 Illinois U.S.A.
  • 3125421485 | +1 312-542-1485 Illinois U.S.A.
  • 3125421486 | +1 312-542-1486 Illinois U.S.A.
  • 3125421487 | +1 312-542-1487 Illinois U.S.A.
  • 3125421488 | +1 312-542-1488 Illinois U.S.A.
  • 3125421489 | +1 312-542-1489 Illinois U.S.A.
  • 3125421490 | +1 312-542-1490 Illinois U.S.A.
  • 3125421491 | +1 312-542-1491 Illinois U.S.A.
  • 3125421492 | +1 312-542-1492 Illinois U.S.A.
  • 3125421493 | +1 312-542-1493 Illinois U.S.A.
  • 3125421494 | +1 312-542-1494 Illinois U.S.A.
  • 3125421495 | +1 312-542-1495 Illinois U.S.A.
  • 3125421496 | +1 312-542-1496 Illinois U.S.A.
  • 3125421497 | +1 312-542-1497 Illinois U.S.A.
  • 3125421498 | +1 312-542-1498 Illinois U.S.A.
  • 3125421499 | +1 312-542-1499 Illinois U.S.A.