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).

  • 3127555500 | +1 312-755-5500 Illinois U.S.A.
  • 3127555501 | +1 312-755-5501 Illinois U.S.A.
  • 3127555502 | +1 312-755-5502 Illinois U.S.A.
  • 3127555503 | +1 312-755-5503 Illinois U.S.A.
  • 3127555504 | +1 312-755-5504 Illinois U.S.A.
  • 3127555505 | +1 312-755-5505 Illinois U.S.A.
  • 3127555506 | +1 312-755-5506 Illinois U.S.A.
  • 3127555507 | +1 312-755-5507 Illinois U.S.A.
  • 3127555508 | +1 312-755-5508 Illinois U.S.A.
  • 3127555509 | +1 312-755-5509 Illinois U.S.A.
  • 3127555510 | +1 312-755-5510 Illinois U.S.A.
  • 3127555511 | +1 312-755-5511 Illinois U.S.A.
  • 3127555512 | +1 312-755-5512 Illinois U.S.A.
  • 3127555513 | +1 312-755-5513 Illinois U.S.A.
  • 3127555514 | +1 312-755-5514 Illinois U.S.A.
  • 3127555515 | +1 312-755-5515 Illinois U.S.A.
  • 3127555516 | +1 312-755-5516 Illinois U.S.A.
  • 3127555517 | +1 312-755-5517 Illinois U.S.A.
  • 3127555518 | +1 312-755-5518 Illinois U.S.A.
  • 3127555519 | +1 312-755-5519 Illinois U.S.A.
  • 3127555520 | +1 312-755-5520 Illinois U.S.A.
  • 3127555521 | +1 312-755-5521 Illinois U.S.A.
  • 3127555522 | +1 312-755-5522 Illinois U.S.A.
  • 3127555523 | +1 312-755-5523 Illinois U.S.A.
  • 3127555524 | +1 312-755-5524 Illinois U.S.A.
  • 3127555525 | +1 312-755-5525 Illinois U.S.A.
  • 3127555526 | +1 312-755-5526 Illinois U.S.A.
  • 3127555527 | +1 312-755-5527 Illinois U.S.A.
  • 3127555528 | +1 312-755-5528 Illinois U.S.A.
  • 3127555529 | +1 312-755-5529 Illinois U.S.A.
  • 3127555530 | +1 312-755-5530 Illinois U.S.A.
  • 3127555531 | +1 312-755-5531 Illinois U.S.A.
  • 3127555532 | +1 312-755-5532 Illinois U.S.A.
  • 3127555533 | +1 312-755-5533 Illinois U.S.A.
  • 3127555534 | +1 312-755-5534 Illinois U.S.A.
  • 3127555535 | +1 312-755-5535 Illinois U.S.A.
  • 3127555536 | +1 312-755-5536 Illinois U.S.A.
  • 3127555537 | +1 312-755-5537 Illinois U.S.A.
  • 3127555538 | +1 312-755-5538 Illinois U.S.A.
  • 3127555539 | +1 312-755-5539 Illinois U.S.A.
  • 3127555540 | +1 312-755-5540 Illinois U.S.A.
  • 3127555541 | +1 312-755-5541 Illinois U.S.A.
  • 3127555542 | +1 312-755-5542 Illinois U.S.A.
  • 3127555543 | +1 312-755-5543 Illinois U.S.A.
  • 3127555544 | +1 312-755-5544 Illinois U.S.A.
  • 3127555545 | +1 312-755-5545 Illinois U.S.A.
  • 3127555546 | +1 312-755-5546 Illinois U.S.A.
  • 3127555547 | +1 312-755-5547 Illinois U.S.A.
  • 3127555548 | +1 312-755-5548 Illinois U.S.A.
  • 3127555549 | +1 312-755-5549 Illinois U.S.A.
  • 3127555550 | +1 312-755-5550 Illinois U.S.A.
  • 3127555551 | +1 312-755-5551 Illinois U.S.A.
  • 3127555552 | +1 312-755-5552 Illinois U.S.A.
  • 3127555553 | +1 312-755-5553 Illinois U.S.A.
  • 3127555554 | +1 312-755-5554 Illinois U.S.A.
  • 3127555555 | +1 312-755-5555 Illinois U.S.A.
  • 3127555556 | +1 312-755-5556 Illinois U.S.A.
  • 3127555557 | +1 312-755-5557 Illinois U.S.A.
  • 3127555558 | +1 312-755-5558 Illinois U.S.A.
  • 3127555559 | +1 312-755-5559 Illinois U.S.A.
  • 3127555560 | +1 312-755-5560 Illinois U.S.A.
  • 3127555561 | +1 312-755-5561 Illinois U.S.A.
  • 3127555562 | +1 312-755-5562 Illinois U.S.A.
  • 3127555563 | +1 312-755-5563 Illinois U.S.A.
  • 3127555564 | +1 312-755-5564 Illinois U.S.A.
  • 3127555565 | +1 312-755-5565 Illinois U.S.A.
  • 3127555566 | +1 312-755-5566 Illinois U.S.A.
  • 3127555567 | +1 312-755-5567 Illinois U.S.A.
  • 3127555568 | +1 312-755-5568 Illinois U.S.A.
  • 3127555569 | +1 312-755-5569 Illinois U.S.A.
  • 3127555570 | +1 312-755-5570 Illinois U.S.A.
  • 3127555571 | +1 312-755-5571 Illinois U.S.A.
  • 3127555572 | +1 312-755-5572 Illinois U.S.A.
  • 3127555573 | +1 312-755-5573 Illinois U.S.A.
  • 3127555574 | +1 312-755-5574 Illinois U.S.A.
  • 3127555575 | +1 312-755-5575 Illinois U.S.A.
  • 3127555576 | +1 312-755-5576 Illinois U.S.A.
  • 3127555577 | +1 312-755-5577 Illinois U.S.A.
  • 3127555578 | +1 312-755-5578 Illinois U.S.A.
  • 3127555579 | +1 312-755-5579 Illinois U.S.A.
  • 3127555580 | +1 312-755-5580 Illinois U.S.A.
  • 3127555581 | +1 312-755-5581 Illinois U.S.A.
  • 3127555582 | +1 312-755-5582 Illinois U.S.A.
  • 3127555583 | +1 312-755-5583 Illinois U.S.A.
  • 3127555584 | +1 312-755-5584 Illinois U.S.A.
  • 3127555585 | +1 312-755-5585 Illinois U.S.A.
  • 3127555586 | +1 312-755-5586 Illinois U.S.A.
  • 3127555587 | +1 312-755-5587 Illinois U.S.A.
  • 3127555588 | +1 312-755-5588 Illinois U.S.A.
  • 3127555589 | +1 312-755-5589 Illinois U.S.A.
  • 3127555590 | +1 312-755-5590 Illinois U.S.A.
  • 3127555591 | +1 312-755-5591 Illinois U.S.A.
  • 3127555592 | +1 312-755-5592 Illinois U.S.A.
  • 3127555593 | +1 312-755-5593 Illinois U.S.A.
  • 3127555594 | +1 312-755-5594 Illinois U.S.A.
  • 3127555595 | +1 312-755-5595 Illinois U.S.A.
  • 3127555596 | +1 312-755-5596 Illinois U.S.A.
  • 3127555597 | +1 312-755-5597 Illinois U.S.A.
  • 3127555598 | +1 312-755-5598 Illinois U.S.A.
  • 3127555599 | +1 312-755-5599 Illinois U.S.A.