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).

  • 3123335500 | +1 312-333-5500 Illinois U.S.A.
  • 3123335501 | +1 312-333-5501 Illinois U.S.A.
  • 3123335502 | +1 312-333-5502 Illinois U.S.A.
  • 3123335503 | +1 312-333-5503 Illinois U.S.A.
  • 3123335504 | +1 312-333-5504 Illinois U.S.A.
  • 3123335505 | +1 312-333-5505 Illinois U.S.A.
  • 3123335506 | +1 312-333-5506 Illinois U.S.A.
  • 3123335507 | +1 312-333-5507 Illinois U.S.A.
  • 3123335508 | +1 312-333-5508 Illinois U.S.A.
  • 3123335509 | +1 312-333-5509 Illinois U.S.A.
  • 3123335510 | +1 312-333-5510 Illinois U.S.A.
  • 3123335511 | +1 312-333-5511 Illinois U.S.A.
  • 3123335512 | +1 312-333-5512 Illinois U.S.A.
  • 3123335513 | +1 312-333-5513 Illinois U.S.A.
  • 3123335514 | +1 312-333-5514 Illinois U.S.A.
  • 3123335515 | +1 312-333-5515 Illinois U.S.A.
  • 3123335516 | +1 312-333-5516 Illinois U.S.A.
  • 3123335517 | +1 312-333-5517 Illinois U.S.A.
  • 3123335518 | +1 312-333-5518 Illinois U.S.A.
  • 3123335519 | +1 312-333-5519 Illinois U.S.A.
  • 3123335520 | +1 312-333-5520 Illinois U.S.A.
  • 3123335521 | +1 312-333-5521 Illinois U.S.A.
  • 3123335522 | +1 312-333-5522 Illinois U.S.A.
  • 3123335523 | +1 312-333-5523 Illinois U.S.A.
  • 3123335524 | +1 312-333-5524 Illinois U.S.A.
  • 3123335525 | +1 312-333-5525 Illinois U.S.A.
  • 3123335526 | +1 312-333-5526 Illinois U.S.A.
  • 3123335527 | +1 312-333-5527 Illinois U.S.A.
  • 3123335528 | +1 312-333-5528 Illinois U.S.A.
  • 3123335529 | +1 312-333-5529 Illinois U.S.A.
  • 3123335530 | +1 312-333-5530 Illinois U.S.A.
  • 3123335531 | +1 312-333-5531 Illinois U.S.A.
  • 3123335532 | +1 312-333-5532 Illinois U.S.A.
  • 3123335533 | +1 312-333-5533 Illinois U.S.A.
  • 3123335534 | +1 312-333-5534 Illinois U.S.A.
  • 3123335535 | +1 312-333-5535 Illinois U.S.A.
  • 3123335536 | +1 312-333-5536 Illinois U.S.A.
  • 3123335537 | +1 312-333-5537 Illinois U.S.A.
  • 3123335538 | +1 312-333-5538 Illinois U.S.A.
  • 3123335539 | +1 312-333-5539 Illinois U.S.A.
  • 3123335540 | +1 312-333-5540 Illinois U.S.A.
  • 3123335541 | +1 312-333-5541 Illinois U.S.A.
  • 3123335542 | +1 312-333-5542 Illinois U.S.A.
  • 3123335543 | +1 312-333-5543 Illinois U.S.A.
  • 3123335544 | +1 312-333-5544 Illinois U.S.A.
  • 3123335545 | +1 312-333-5545 Illinois U.S.A.
  • 3123335546 | +1 312-333-5546 Illinois U.S.A.
  • 3123335547 | +1 312-333-5547 Illinois U.S.A.
  • 3123335548 | +1 312-333-5548 Illinois U.S.A.
  • 3123335549 | +1 312-333-5549 Illinois U.S.A.
  • 3123335550 | +1 312-333-5550 Illinois U.S.A.
  • 3123335551 | +1 312-333-5551 Illinois U.S.A.
  • 3123335552 | +1 312-333-5552 Illinois U.S.A.
  • 3123335553 | +1 312-333-5553 Illinois U.S.A.
  • 3123335554 | +1 312-333-5554 Illinois U.S.A.
  • 3123335555 | +1 312-333-5555 Illinois U.S.A.
  • 3123335556 | +1 312-333-5556 Illinois U.S.A.
  • 3123335557 | +1 312-333-5557 Illinois U.S.A.
  • 3123335558 | +1 312-333-5558 Illinois U.S.A.
  • 3123335559 | +1 312-333-5559 Illinois U.S.A.
  • 3123335560 | +1 312-333-5560 Illinois U.S.A.
  • 3123335561 | +1 312-333-5561 Illinois U.S.A.
  • 3123335562 | +1 312-333-5562 Illinois U.S.A.
  • 3123335563 | +1 312-333-5563 Illinois U.S.A.
  • 3123335564 | +1 312-333-5564 Illinois U.S.A.
  • 3123335565 | +1 312-333-5565 Illinois U.S.A.
  • 3123335566 | +1 312-333-5566 Illinois U.S.A.
  • 3123335567 | +1 312-333-5567 Illinois U.S.A.
  • 3123335568 | +1 312-333-5568 Illinois U.S.A.
  • 3123335569 | +1 312-333-5569 Illinois U.S.A.
  • 3123335570 | +1 312-333-5570 Illinois U.S.A.
  • 3123335571 | +1 312-333-5571 Illinois U.S.A.
  • 3123335572 | +1 312-333-5572 Illinois U.S.A.
  • 3123335573 | +1 312-333-5573 Illinois U.S.A.
  • 3123335574 | +1 312-333-5574 Illinois U.S.A.
  • 3123335575 | +1 312-333-5575 Illinois U.S.A.
  • 3123335576 | +1 312-333-5576 Illinois U.S.A.
  • 3123335577 | +1 312-333-5577 Illinois U.S.A.
  • 3123335578 | +1 312-333-5578 Illinois U.S.A.
  • 3123335579 | +1 312-333-5579 Illinois U.S.A.
  • 3123335580 | +1 312-333-5580 Illinois U.S.A.
  • 3123335581 | +1 312-333-5581 Illinois U.S.A.
  • 3123335582 | +1 312-333-5582 Illinois U.S.A.
  • 3123335583 | +1 312-333-5583 Illinois U.S.A.
  • 3123335584 | +1 312-333-5584 Illinois U.S.A.
  • 3123335585 | +1 312-333-5585 Illinois U.S.A.
  • 3123335586 | +1 312-333-5586 Illinois U.S.A.
  • 3123335587 | +1 312-333-5587 Illinois U.S.A.
  • 3123335588 | +1 312-333-5588 Illinois U.S.A.
  • 3123335589 | +1 312-333-5589 Illinois U.S.A.
  • 3123335590 | +1 312-333-5590 Illinois U.S.A.
  • 3123335591 | +1 312-333-5591 Illinois U.S.A.
  • 3123335592 | +1 312-333-5592 Illinois U.S.A.
  • 3123335593 | +1 312-333-5593 Illinois U.S.A.
  • 3123335594 | +1 312-333-5594 Illinois U.S.A.
  • 3123335595 | +1 312-333-5595 Illinois U.S.A.
  • 3123335596 | +1 312-333-5596 Illinois U.S.A.
  • 3123335597 | +1 312-333-5597 Illinois U.S.A.
  • 3123335598 | +1 312-333-5598 Illinois U.S.A.
  • 3123335599 | +1 312-333-5599 Illinois U.S.A.