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).

  • 3129436500 | +1 312-943-6500 Illinois U.S.A.
  • 3129436501 | +1 312-943-6501 Illinois U.S.A.
  • 3129436502 | +1 312-943-6502 Illinois U.S.A.
  • 3129436503 | +1 312-943-6503 Illinois U.S.A.
  • 3129436504 | +1 312-943-6504 Illinois U.S.A.
  • 3129436505 | +1 312-943-6505 Illinois U.S.A.
  • 3129436506 | +1 312-943-6506 Illinois U.S.A.
  • 3129436507 | +1 312-943-6507 Illinois U.S.A.
  • 3129436508 | +1 312-943-6508 Illinois U.S.A.
  • 3129436509 | +1 312-943-6509 Illinois U.S.A.
  • 3129436510 | +1 312-943-6510 Illinois U.S.A.
  • 3129436511 | +1 312-943-6511 Illinois U.S.A.
  • 3129436512 | +1 312-943-6512 Illinois U.S.A.
  • 3129436513 | +1 312-943-6513 Illinois U.S.A.
  • 3129436514 | +1 312-943-6514 Illinois U.S.A.
  • 3129436515 | +1 312-943-6515 Illinois U.S.A.
  • 3129436516 | +1 312-943-6516 Illinois U.S.A.
  • 3129436517 | +1 312-943-6517 Illinois U.S.A.
  • 3129436518 | +1 312-943-6518 Illinois U.S.A.
  • 3129436519 | +1 312-943-6519 Illinois U.S.A.
  • 3129436520 | +1 312-943-6520 Illinois U.S.A.
  • 3129436521 | +1 312-943-6521 Illinois U.S.A.
  • 3129436522 | +1 312-943-6522 Illinois U.S.A.
  • 3129436523 | +1 312-943-6523 Illinois U.S.A.
  • 3129436524 | +1 312-943-6524 Illinois U.S.A.
  • 3129436525 | +1 312-943-6525 Illinois U.S.A.
  • 3129436526 | +1 312-943-6526 Illinois U.S.A.
  • 3129436527 | +1 312-943-6527 Illinois U.S.A.
  • 3129436528 | +1 312-943-6528 Illinois U.S.A.
  • 3129436529 | +1 312-943-6529 Illinois U.S.A.
  • 3129436530 | +1 312-943-6530 Illinois U.S.A.
  • 3129436531 | +1 312-943-6531 Illinois U.S.A.
  • 3129436532 | +1 312-943-6532 Illinois U.S.A.
  • 3129436533 | +1 312-943-6533 Illinois U.S.A.
  • 3129436534 | +1 312-943-6534 Illinois U.S.A.
  • 3129436535 | +1 312-943-6535 Illinois U.S.A.
  • 3129436536 | +1 312-943-6536 Illinois U.S.A.
  • 3129436537 | +1 312-943-6537 Illinois U.S.A.
  • 3129436538 | +1 312-943-6538 Illinois U.S.A.
  • 3129436539 | +1 312-943-6539 Illinois U.S.A.
  • 3129436540 | +1 312-943-6540 Illinois U.S.A.
  • 3129436541 | +1 312-943-6541 Illinois U.S.A.
  • 3129436542 | +1 312-943-6542 Illinois U.S.A.
  • 3129436543 | +1 312-943-6543 Illinois U.S.A.
  • 3129436544 | +1 312-943-6544 Illinois U.S.A.
  • 3129436545 | +1 312-943-6545 Illinois U.S.A.
  • 3129436546 | +1 312-943-6546 Illinois U.S.A.
  • 3129436547 | +1 312-943-6547 Illinois U.S.A.
  • 3129436548 | +1 312-943-6548 Illinois U.S.A.
  • 3129436549 | +1 312-943-6549 Illinois U.S.A.
  • 3129436550 | +1 312-943-6550 Illinois U.S.A.
  • 3129436551 | +1 312-943-6551 Illinois U.S.A.
  • 3129436552 | +1 312-943-6552 Illinois U.S.A.
  • 3129436553 | +1 312-943-6553 Illinois U.S.A.
  • 3129436554 | +1 312-943-6554 Illinois U.S.A.
  • 3129436555 | +1 312-943-6555 Illinois U.S.A.
  • 3129436556 | +1 312-943-6556 Illinois U.S.A.
  • 3129436557 | +1 312-943-6557 Illinois U.S.A.
  • 3129436558 | +1 312-943-6558 Illinois U.S.A.
  • 3129436559 | +1 312-943-6559 Illinois U.S.A.
  • 3129436560 | +1 312-943-6560 Illinois U.S.A.
  • 3129436561 | +1 312-943-6561 Illinois U.S.A.
  • 3129436562 | +1 312-943-6562 Illinois U.S.A.
  • 3129436563 | +1 312-943-6563 Illinois U.S.A.
  • 3129436564 | +1 312-943-6564 Illinois U.S.A.
  • 3129436565 | +1 312-943-6565 Illinois U.S.A.
  • 3129436566 | +1 312-943-6566 Illinois U.S.A.
  • 3129436567 | +1 312-943-6567 Illinois U.S.A.
  • 3129436568 | +1 312-943-6568 Illinois U.S.A.
  • 3129436569 | +1 312-943-6569 Illinois U.S.A.
  • 3129436570 | +1 312-943-6570 Illinois U.S.A.
  • 3129436571 | +1 312-943-6571 Illinois U.S.A.
  • 3129436572 | +1 312-943-6572 Illinois U.S.A.
  • 3129436573 | +1 312-943-6573 Illinois U.S.A.
  • 3129436574 | +1 312-943-6574 Illinois U.S.A.
  • 3129436575 | +1 312-943-6575 Illinois U.S.A.
  • 3129436576 | +1 312-943-6576 Illinois U.S.A.
  • 3129436577 | +1 312-943-6577 Illinois U.S.A.
  • 3129436578 | +1 312-943-6578 Illinois U.S.A.
  • 3129436579 | +1 312-943-6579 Illinois U.S.A.
  • 3129436580 | +1 312-943-6580 Illinois U.S.A.
  • 3129436581 | +1 312-943-6581 Illinois U.S.A.
  • 3129436582 | +1 312-943-6582 Illinois U.S.A.
  • 3129436583 | +1 312-943-6583 Illinois U.S.A.
  • 3129436584 | +1 312-943-6584 Illinois U.S.A.
  • 3129436585 | +1 312-943-6585 Illinois U.S.A.
  • 3129436586 | +1 312-943-6586 Illinois U.S.A.
  • 3129436587 | +1 312-943-6587 Illinois U.S.A.
  • 3129436588 | +1 312-943-6588 Illinois U.S.A.
  • 3129436589 | +1 312-943-6589 Illinois U.S.A.
  • 3129436590 | +1 312-943-6590 Illinois U.S.A.
  • 3129436591 | +1 312-943-6591 Illinois U.S.A.
  • 3129436592 | +1 312-943-6592 Illinois U.S.A.
  • 3129436593 | +1 312-943-6593 Illinois U.S.A.
  • 3129436594 | +1 312-943-6594 Illinois U.S.A.
  • 3129436595 | +1 312-943-6595 Illinois U.S.A.
  • 3129436596 | +1 312-943-6596 Illinois U.S.A.
  • 3129436597 | +1 312-943-6597 Illinois U.S.A.
  • 3129436598 | +1 312-943-6598 Illinois U.S.A.
  • 3129436599 | +1 312-943-6599 Illinois U.S.A.