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).

  • 3128561400 | +1 312-856-1400 Illinois U.S.A.
  • 3128561401 | +1 312-856-1401 Illinois U.S.A.
  • 3128561402 | +1 312-856-1402 Illinois U.S.A.
  • 3128561403 | +1 312-856-1403 Illinois U.S.A.
  • 3128561404 | +1 312-856-1404 Illinois U.S.A.
  • 3128561405 | +1 312-856-1405 Illinois U.S.A.
  • 3128561406 | +1 312-856-1406 Illinois U.S.A.
  • 3128561407 | +1 312-856-1407 Illinois U.S.A.
  • 3128561408 | +1 312-856-1408 Illinois U.S.A.
  • 3128561409 | +1 312-856-1409 Illinois U.S.A.
  • 3128561410 | +1 312-856-1410 Illinois U.S.A.
  • 3128561411 | +1 312-856-1411 Illinois U.S.A.
  • 3128561412 | +1 312-856-1412 Illinois U.S.A.
  • 3128561413 | +1 312-856-1413 Illinois U.S.A.
  • 3128561414 | +1 312-856-1414 Illinois U.S.A.
  • 3128561415 | +1 312-856-1415 Illinois U.S.A.
  • 3128561416 | +1 312-856-1416 Illinois U.S.A.
  • 3128561417 | +1 312-856-1417 Illinois U.S.A.
  • 3128561418 | +1 312-856-1418 Illinois U.S.A.
  • 3128561419 | +1 312-856-1419 Illinois U.S.A.
  • 3128561420 | +1 312-856-1420 Illinois U.S.A.
  • 3128561421 | +1 312-856-1421 Illinois U.S.A.
  • 3128561422 | +1 312-856-1422 Illinois U.S.A.
  • 3128561423 | +1 312-856-1423 Illinois U.S.A.
  • 3128561424 | +1 312-856-1424 Illinois U.S.A.
  • 3128561425 | +1 312-856-1425 Illinois U.S.A.
  • 3128561426 | +1 312-856-1426 Illinois U.S.A.
  • 3128561427 | +1 312-856-1427 Illinois U.S.A.
  • 3128561428 | +1 312-856-1428 Illinois U.S.A.
  • 3128561429 | +1 312-856-1429 Illinois U.S.A.
  • 3128561430 | +1 312-856-1430 Illinois U.S.A.
  • 3128561431 | +1 312-856-1431 Illinois U.S.A.
  • 3128561432 | +1 312-856-1432 Illinois U.S.A.
  • 3128561433 | +1 312-856-1433 Illinois U.S.A.
  • 3128561434 | +1 312-856-1434 Illinois U.S.A.
  • 3128561435 | +1 312-856-1435 Illinois U.S.A.
  • 3128561436 | +1 312-856-1436 Illinois U.S.A.
  • 3128561437 | +1 312-856-1437 Illinois U.S.A.
  • 3128561438 | +1 312-856-1438 Illinois U.S.A.
  • 3128561439 | +1 312-856-1439 Illinois U.S.A.
  • 3128561440 | +1 312-856-1440 Illinois U.S.A.
  • 3128561441 | +1 312-856-1441 Illinois U.S.A.
  • 3128561442 | +1 312-856-1442 Illinois U.S.A.
  • 3128561443 | +1 312-856-1443 Illinois U.S.A.
  • 3128561444 | +1 312-856-1444 Illinois U.S.A.
  • 3128561445 | +1 312-856-1445 Illinois U.S.A.
  • 3128561446 | +1 312-856-1446 Illinois U.S.A.
  • 3128561447 | +1 312-856-1447 Illinois U.S.A.
  • 3128561448 | +1 312-856-1448 Illinois U.S.A.
  • 3128561449 | +1 312-856-1449 Illinois U.S.A.
  • 3128561450 | +1 312-856-1450 Illinois U.S.A.
  • 3128561451 | +1 312-856-1451 Illinois U.S.A.
  • 3128561452 | +1 312-856-1452 Illinois U.S.A.
  • 3128561453 | +1 312-856-1453 Illinois U.S.A.
  • 3128561454 | +1 312-856-1454 Illinois U.S.A.
  • 3128561455 | +1 312-856-1455 Illinois U.S.A.
  • 3128561456 | +1 312-856-1456 Illinois U.S.A.
  • 3128561457 | +1 312-856-1457 Illinois U.S.A.
  • 3128561458 | +1 312-856-1458 Illinois U.S.A.
  • 3128561459 | +1 312-856-1459 Illinois U.S.A.
  • 3128561460 | +1 312-856-1460 Illinois U.S.A.
  • 3128561461 | +1 312-856-1461 Illinois U.S.A.
  • 3128561462 | +1 312-856-1462 Illinois U.S.A.
  • 3128561463 | +1 312-856-1463 Illinois U.S.A.
  • 3128561464 | +1 312-856-1464 Illinois U.S.A.
  • 3128561465 | +1 312-856-1465 Illinois U.S.A.
  • 3128561466 | +1 312-856-1466 Illinois U.S.A.
  • 3128561467 | +1 312-856-1467 Illinois U.S.A.
  • 3128561468 | +1 312-856-1468 Illinois U.S.A.
  • 3128561469 | +1 312-856-1469 Illinois U.S.A.
  • 3128561470 | +1 312-856-1470 Illinois U.S.A.
  • 3128561471 | +1 312-856-1471 Illinois U.S.A.
  • 3128561472 | +1 312-856-1472 Illinois U.S.A.
  • 3128561473 | +1 312-856-1473 Illinois U.S.A.
  • 3128561474 | +1 312-856-1474 Illinois U.S.A.
  • 3128561475 | +1 312-856-1475 Illinois U.S.A.
  • 3128561476 | +1 312-856-1476 Illinois U.S.A.
  • 3128561477 | +1 312-856-1477 Illinois U.S.A.
  • 3128561478 | +1 312-856-1478 Illinois U.S.A.
  • 3128561479 | +1 312-856-1479 Illinois U.S.A.
  • 3128561480 | +1 312-856-1480 Illinois U.S.A.
  • 3128561481 | +1 312-856-1481 Illinois U.S.A.
  • 3128561482 | +1 312-856-1482 Illinois U.S.A.
  • 3128561483 | +1 312-856-1483 Illinois U.S.A.
  • 3128561484 | +1 312-856-1484 Illinois U.S.A.
  • 3128561485 | +1 312-856-1485 Illinois U.S.A.
  • 3128561486 | +1 312-856-1486 Illinois U.S.A.
  • 3128561487 | +1 312-856-1487 Illinois U.S.A.
  • 3128561488 | +1 312-856-1488 Illinois U.S.A.
  • 3128561489 | +1 312-856-1489 Illinois U.S.A.
  • 3128561490 | +1 312-856-1490 Illinois U.S.A.
  • 3128561491 | +1 312-856-1491 Illinois U.S.A.
  • 3128561492 | +1 312-856-1492 Illinois U.S.A.
  • 3128561493 | +1 312-856-1493 Illinois U.S.A.
  • 3128561494 | +1 312-856-1494 Illinois U.S.A.
  • 3128561495 | +1 312-856-1495 Illinois U.S.A.
  • 3128561496 | +1 312-856-1496 Illinois U.S.A.
  • 3128561497 | +1 312-856-1497 Illinois U.S.A.
  • 3128561498 | +1 312-856-1498 Illinois U.S.A.
  • 3128561499 | +1 312-856-1499 Illinois U.S.A.