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).

  • 3129925500 | +1 312-992-5500 Illinois U.S.A.
  • 3129925501 | +1 312-992-5501 Illinois U.S.A.
  • 3129925502 | +1 312-992-5502 Illinois U.S.A.
  • 3129925503 | +1 312-992-5503 Illinois U.S.A.
  • 3129925504 | +1 312-992-5504 Illinois U.S.A.
  • 3129925505 | +1 312-992-5505 Illinois U.S.A.
  • 3129925506 | +1 312-992-5506 Illinois U.S.A.
  • 3129925507 | +1 312-992-5507 Illinois U.S.A.
  • 3129925508 | +1 312-992-5508 Illinois U.S.A.
  • 3129925509 | +1 312-992-5509 Illinois U.S.A.
  • 3129925510 | +1 312-992-5510 Illinois U.S.A.
  • 3129925511 | +1 312-992-5511 Illinois U.S.A.
  • 3129925512 | +1 312-992-5512 Illinois U.S.A.
  • 3129925513 | +1 312-992-5513 Illinois U.S.A.
  • 3129925514 | +1 312-992-5514 Illinois U.S.A.
  • 3129925515 | +1 312-992-5515 Illinois U.S.A.
  • 3129925516 | +1 312-992-5516 Illinois U.S.A.
  • 3129925517 | +1 312-992-5517 Illinois U.S.A.
  • 3129925518 | +1 312-992-5518 Illinois U.S.A.
  • 3129925519 | +1 312-992-5519 Illinois U.S.A.
  • 3129925520 | +1 312-992-5520 Illinois U.S.A.
  • 3129925521 | +1 312-992-5521 Illinois U.S.A.
  • 3129925522 | +1 312-992-5522 Illinois U.S.A.
  • 3129925523 | +1 312-992-5523 Illinois U.S.A.
  • 3129925524 | +1 312-992-5524 Illinois U.S.A.
  • 3129925525 | +1 312-992-5525 Illinois U.S.A.
  • 3129925526 | +1 312-992-5526 Illinois U.S.A.
  • 3129925527 | +1 312-992-5527 Illinois U.S.A.
  • 3129925528 | +1 312-992-5528 Illinois U.S.A.
  • 3129925529 | +1 312-992-5529 Illinois U.S.A.
  • 3129925530 | +1 312-992-5530 Illinois U.S.A.
  • 3129925531 | +1 312-992-5531 Illinois U.S.A.
  • 3129925532 | +1 312-992-5532 Illinois U.S.A.
  • 3129925533 | +1 312-992-5533 Illinois U.S.A.
  • 3129925534 | +1 312-992-5534 Illinois U.S.A.
  • 3129925535 | +1 312-992-5535 Illinois U.S.A.
  • 3129925536 | +1 312-992-5536 Illinois U.S.A.
  • 3129925537 | +1 312-992-5537 Illinois U.S.A.
  • 3129925538 | +1 312-992-5538 Illinois U.S.A.
  • 3129925539 | +1 312-992-5539 Illinois U.S.A.
  • 3129925540 | +1 312-992-5540 Illinois U.S.A.
  • 3129925541 | +1 312-992-5541 Illinois U.S.A.
  • 3129925542 | +1 312-992-5542 Illinois U.S.A.
  • 3129925543 | +1 312-992-5543 Illinois U.S.A.
  • 3129925544 | +1 312-992-5544 Illinois U.S.A.
  • 3129925545 | +1 312-992-5545 Illinois U.S.A.
  • 3129925546 | +1 312-992-5546 Illinois U.S.A.
  • 3129925547 | +1 312-992-5547 Illinois U.S.A.
  • 3129925548 | +1 312-992-5548 Illinois U.S.A.
  • 3129925549 | +1 312-992-5549 Illinois U.S.A.
  • 3129925550 | +1 312-992-5550 Illinois U.S.A.
  • 3129925551 | +1 312-992-5551 Illinois U.S.A.
  • 3129925552 | +1 312-992-5552 Illinois U.S.A.
  • 3129925553 | +1 312-992-5553 Illinois U.S.A.
  • 3129925554 | +1 312-992-5554 Illinois U.S.A.
  • 3129925555 | +1 312-992-5555 Illinois U.S.A.
  • 3129925556 | +1 312-992-5556 Illinois U.S.A.
  • 3129925557 | +1 312-992-5557 Illinois U.S.A.
  • 3129925558 | +1 312-992-5558 Illinois U.S.A.
  • 3129925559 | +1 312-992-5559 Illinois U.S.A.
  • 3129925560 | +1 312-992-5560 Illinois U.S.A.
  • 3129925561 | +1 312-992-5561 Illinois U.S.A.
  • 3129925562 | +1 312-992-5562 Illinois U.S.A.
  • 3129925563 | +1 312-992-5563 Illinois U.S.A.
  • 3129925564 | +1 312-992-5564 Illinois U.S.A.
  • 3129925565 | +1 312-992-5565 Illinois U.S.A.
  • 3129925566 | +1 312-992-5566 Illinois U.S.A.
  • 3129925567 | +1 312-992-5567 Illinois U.S.A.
  • 3129925568 | +1 312-992-5568 Illinois U.S.A.
  • 3129925569 | +1 312-992-5569 Illinois U.S.A.
  • 3129925570 | +1 312-992-5570 Illinois U.S.A.
  • 3129925571 | +1 312-992-5571 Illinois U.S.A.
  • 3129925572 | +1 312-992-5572 Illinois U.S.A.
  • 3129925573 | +1 312-992-5573 Illinois U.S.A.
  • 3129925574 | +1 312-992-5574 Illinois U.S.A.
  • 3129925575 | +1 312-992-5575 Illinois U.S.A.
  • 3129925576 | +1 312-992-5576 Illinois U.S.A.
  • 3129925577 | +1 312-992-5577 Illinois U.S.A.
  • 3129925578 | +1 312-992-5578 Illinois U.S.A.
  • 3129925579 | +1 312-992-5579 Illinois U.S.A.
  • 3129925580 | +1 312-992-5580 Illinois U.S.A.
  • 3129925581 | +1 312-992-5581 Illinois U.S.A.
  • 3129925582 | +1 312-992-5582 Illinois U.S.A.
  • 3129925583 | +1 312-992-5583 Illinois U.S.A.
  • 3129925584 | +1 312-992-5584 Illinois U.S.A.
  • 3129925585 | +1 312-992-5585 Illinois U.S.A.
  • 3129925586 | +1 312-992-5586 Illinois U.S.A.
  • 3129925587 | +1 312-992-5587 Illinois U.S.A.
  • 3129925588 | +1 312-992-5588 Illinois U.S.A.
  • 3129925589 | +1 312-992-5589 Illinois U.S.A.
  • 3129925590 | +1 312-992-5590 Illinois U.S.A.
  • 3129925591 | +1 312-992-5591 Illinois U.S.A.
  • 3129925592 | +1 312-992-5592 Illinois U.S.A.
  • 3129925593 | +1 312-992-5593 Illinois U.S.A.
  • 3129925594 | +1 312-992-5594 Illinois U.S.A.
  • 3129925595 | +1 312-992-5595 Illinois U.S.A.
  • 3129925596 | +1 312-992-5596 Illinois U.S.A.
  • 3129925597 | +1 312-992-5597 Illinois U.S.A.
  • 3129925598 | +1 312-992-5598 Illinois U.S.A.
  • 3129925599 | +1 312-992-5599 Illinois U.S.A.