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).

  • 3127945500 | +1 312-794-5500 Illinois U.S.A.
  • 3127945501 | +1 312-794-5501 Illinois U.S.A.
  • 3127945502 | +1 312-794-5502 Illinois U.S.A.
  • 3127945503 | +1 312-794-5503 Illinois U.S.A.
  • 3127945504 | +1 312-794-5504 Illinois U.S.A.
  • 3127945505 | +1 312-794-5505 Illinois U.S.A.
  • 3127945506 | +1 312-794-5506 Illinois U.S.A.
  • 3127945507 | +1 312-794-5507 Illinois U.S.A.
  • 3127945508 | +1 312-794-5508 Illinois U.S.A.
  • 3127945509 | +1 312-794-5509 Illinois U.S.A.
  • 3127945510 | +1 312-794-5510 Illinois U.S.A.
  • 3127945511 | +1 312-794-5511 Illinois U.S.A.
  • 3127945512 | +1 312-794-5512 Illinois U.S.A.
  • 3127945513 | +1 312-794-5513 Illinois U.S.A.
  • 3127945514 | +1 312-794-5514 Illinois U.S.A.
  • 3127945515 | +1 312-794-5515 Illinois U.S.A.
  • 3127945516 | +1 312-794-5516 Illinois U.S.A.
  • 3127945517 | +1 312-794-5517 Illinois U.S.A.
  • 3127945518 | +1 312-794-5518 Illinois U.S.A.
  • 3127945519 | +1 312-794-5519 Illinois U.S.A.
  • 3127945520 | +1 312-794-5520 Illinois U.S.A.
  • 3127945521 | +1 312-794-5521 Illinois U.S.A.
  • 3127945522 | +1 312-794-5522 Illinois U.S.A.
  • 3127945523 | +1 312-794-5523 Illinois U.S.A.
  • 3127945524 | +1 312-794-5524 Illinois U.S.A.
  • 3127945525 | +1 312-794-5525 Illinois U.S.A.
  • 3127945526 | +1 312-794-5526 Illinois U.S.A.
  • 3127945527 | +1 312-794-5527 Illinois U.S.A.
  • 3127945528 | +1 312-794-5528 Illinois U.S.A.
  • 3127945529 | +1 312-794-5529 Illinois U.S.A.
  • 3127945530 | +1 312-794-5530 Illinois U.S.A.
  • 3127945531 | +1 312-794-5531 Illinois U.S.A.
  • 3127945532 | +1 312-794-5532 Illinois U.S.A.
  • 3127945533 | +1 312-794-5533 Illinois U.S.A.
  • 3127945534 | +1 312-794-5534 Illinois U.S.A.
  • 3127945535 | +1 312-794-5535 Illinois U.S.A.
  • 3127945536 | +1 312-794-5536 Illinois U.S.A.
  • 3127945537 | +1 312-794-5537 Illinois U.S.A.
  • 3127945538 | +1 312-794-5538 Illinois U.S.A.
  • 3127945539 | +1 312-794-5539 Illinois U.S.A.
  • 3127945540 | +1 312-794-5540 Illinois U.S.A.
  • 3127945541 | +1 312-794-5541 Illinois U.S.A.
  • 3127945542 | +1 312-794-5542 Illinois U.S.A.
  • 3127945543 | +1 312-794-5543 Illinois U.S.A.
  • 3127945544 | +1 312-794-5544 Illinois U.S.A.
  • 3127945545 | +1 312-794-5545 Illinois U.S.A.
  • 3127945546 | +1 312-794-5546 Illinois U.S.A.
  • 3127945547 | +1 312-794-5547 Illinois U.S.A.
  • 3127945548 | +1 312-794-5548 Illinois U.S.A.
  • 3127945549 | +1 312-794-5549 Illinois U.S.A.
  • 3127945550 | +1 312-794-5550 Illinois U.S.A.
  • 3127945551 | +1 312-794-5551 Illinois U.S.A.
  • 3127945552 | +1 312-794-5552 Illinois U.S.A.
  • 3127945553 | +1 312-794-5553 Illinois U.S.A.
  • 3127945554 | +1 312-794-5554 Illinois U.S.A.
  • 3127945555 | +1 312-794-5555 Illinois U.S.A.
  • 3127945556 | +1 312-794-5556 Illinois U.S.A.
  • 3127945557 | +1 312-794-5557 Illinois U.S.A.
  • 3127945558 | +1 312-794-5558 Illinois U.S.A.
  • 3127945559 | +1 312-794-5559 Illinois U.S.A.
  • 3127945560 | +1 312-794-5560 Illinois U.S.A.
  • 3127945561 | +1 312-794-5561 Illinois U.S.A.
  • 3127945562 | +1 312-794-5562 Illinois U.S.A.
  • 3127945563 | +1 312-794-5563 Illinois U.S.A.
  • 3127945564 | +1 312-794-5564 Illinois U.S.A.
  • 3127945565 | +1 312-794-5565 Illinois U.S.A.
  • 3127945566 | +1 312-794-5566 Illinois U.S.A.
  • 3127945567 | +1 312-794-5567 Illinois U.S.A.
  • 3127945568 | +1 312-794-5568 Illinois U.S.A.
  • 3127945569 | +1 312-794-5569 Illinois U.S.A.
  • 3127945570 | +1 312-794-5570 Illinois U.S.A.
  • 3127945571 | +1 312-794-5571 Illinois U.S.A.
  • 3127945572 | +1 312-794-5572 Illinois U.S.A.
  • 3127945573 | +1 312-794-5573 Illinois U.S.A.
  • 3127945574 | +1 312-794-5574 Illinois U.S.A.
  • 3127945575 | +1 312-794-5575 Illinois U.S.A.
  • 3127945576 | +1 312-794-5576 Illinois U.S.A.
  • 3127945577 | +1 312-794-5577 Illinois U.S.A.
  • 3127945578 | +1 312-794-5578 Illinois U.S.A.
  • 3127945579 | +1 312-794-5579 Illinois U.S.A.
  • 3127945580 | +1 312-794-5580 Illinois U.S.A.
  • 3127945581 | +1 312-794-5581 Illinois U.S.A.
  • 3127945582 | +1 312-794-5582 Illinois U.S.A.
  • 3127945583 | +1 312-794-5583 Illinois U.S.A.
  • 3127945584 | +1 312-794-5584 Illinois U.S.A.
  • 3127945585 | +1 312-794-5585 Illinois U.S.A.
  • 3127945586 | +1 312-794-5586 Illinois U.S.A.
  • 3127945587 | +1 312-794-5587 Illinois U.S.A.
  • 3127945588 | +1 312-794-5588 Illinois U.S.A.
  • 3127945589 | +1 312-794-5589 Illinois U.S.A.
  • 3127945590 | +1 312-794-5590 Illinois U.S.A.
  • 3127945591 | +1 312-794-5591 Illinois U.S.A.
  • 3127945592 | +1 312-794-5592 Illinois U.S.A.
  • 3127945593 | +1 312-794-5593 Illinois U.S.A.
  • 3127945594 | +1 312-794-5594 Illinois U.S.A.
  • 3127945595 | +1 312-794-5595 Illinois U.S.A.
  • 3127945596 | +1 312-794-5596 Illinois U.S.A.
  • 3127945597 | +1 312-794-5597 Illinois U.S.A.
  • 3127945598 | +1 312-794-5598 Illinois U.S.A.
  • 3127945599 | +1 312-794-5599 Illinois U.S.A.