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).

  • 3127408500 | +1 312-740-8500 Illinois U.S.A.
  • 3127408501 | +1 312-740-8501 Illinois U.S.A.
  • 3127408502 | +1 312-740-8502 Illinois U.S.A.
  • 3127408503 | +1 312-740-8503 Illinois U.S.A.
  • 3127408504 | +1 312-740-8504 Illinois U.S.A.
  • 3127408505 | +1 312-740-8505 Illinois U.S.A.
  • 3127408506 | +1 312-740-8506 Illinois U.S.A.
  • 3127408507 | +1 312-740-8507 Illinois U.S.A.
  • 3127408508 | +1 312-740-8508 Illinois U.S.A.
  • 3127408509 | +1 312-740-8509 Illinois U.S.A.
  • 3127408510 | +1 312-740-8510 Illinois U.S.A.
  • 3127408511 | +1 312-740-8511 Illinois U.S.A.
  • 3127408512 | +1 312-740-8512 Illinois U.S.A.
  • 3127408513 | +1 312-740-8513 Illinois U.S.A.
  • 3127408514 | +1 312-740-8514 Illinois U.S.A.
  • 3127408515 | +1 312-740-8515 Illinois U.S.A.
  • 3127408516 | +1 312-740-8516 Illinois U.S.A.
  • 3127408517 | +1 312-740-8517 Illinois U.S.A.
  • 3127408518 | +1 312-740-8518 Illinois U.S.A.
  • 3127408519 | +1 312-740-8519 Illinois U.S.A.
  • 3127408520 | +1 312-740-8520 Illinois U.S.A.
  • 3127408521 | +1 312-740-8521 Illinois U.S.A.
  • 3127408522 | +1 312-740-8522 Illinois U.S.A.
  • 3127408523 | +1 312-740-8523 Illinois U.S.A.
  • 3127408524 | +1 312-740-8524 Illinois U.S.A.
  • 3127408525 | +1 312-740-8525 Illinois U.S.A.
  • 3127408526 | +1 312-740-8526 Illinois U.S.A.
  • 3127408527 | +1 312-740-8527 Illinois U.S.A.
  • 3127408528 | +1 312-740-8528 Illinois U.S.A.
  • 3127408529 | +1 312-740-8529 Illinois U.S.A.
  • 3127408530 | +1 312-740-8530 Illinois U.S.A.
  • 3127408531 | +1 312-740-8531 Illinois U.S.A.
  • 3127408532 | +1 312-740-8532 Illinois U.S.A.
  • 3127408533 | +1 312-740-8533 Illinois U.S.A.
  • 3127408534 | +1 312-740-8534 Illinois U.S.A.
  • 3127408535 | +1 312-740-8535 Illinois U.S.A.
  • 3127408536 | +1 312-740-8536 Illinois U.S.A.
  • 3127408537 | +1 312-740-8537 Illinois U.S.A.
  • 3127408538 | +1 312-740-8538 Illinois U.S.A.
  • 3127408539 | +1 312-740-8539 Illinois U.S.A.
  • 3127408540 | +1 312-740-8540 Illinois U.S.A.
  • 3127408541 | +1 312-740-8541 Illinois U.S.A.
  • 3127408542 | +1 312-740-8542 Illinois U.S.A.
  • 3127408543 | +1 312-740-8543 Illinois U.S.A.
  • 3127408544 | +1 312-740-8544 Illinois U.S.A.
  • 3127408545 | +1 312-740-8545 Illinois U.S.A.
  • 3127408546 | +1 312-740-8546 Illinois U.S.A.
  • 3127408547 | +1 312-740-8547 Illinois U.S.A.
  • 3127408548 | +1 312-740-8548 Illinois U.S.A.
  • 3127408549 | +1 312-740-8549 Illinois U.S.A.
  • 3127408550 | +1 312-740-8550 Illinois U.S.A.
  • 3127408551 | +1 312-740-8551 Illinois U.S.A.
  • 3127408552 | +1 312-740-8552 Illinois U.S.A.
  • 3127408553 | +1 312-740-8553 Illinois U.S.A.
  • 3127408554 | +1 312-740-8554 Illinois U.S.A.
  • 3127408555 | +1 312-740-8555 Illinois U.S.A.
  • 3127408556 | +1 312-740-8556 Illinois U.S.A.
  • 3127408557 | +1 312-740-8557 Illinois U.S.A.
  • 3127408558 | +1 312-740-8558 Illinois U.S.A.
  • 3127408559 | +1 312-740-8559 Illinois U.S.A.
  • 3127408560 | +1 312-740-8560 Illinois U.S.A.
  • 3127408561 | +1 312-740-8561 Illinois U.S.A.
  • 3127408562 | +1 312-740-8562 Illinois U.S.A.
  • 3127408563 | +1 312-740-8563 Illinois U.S.A.
  • 3127408564 | +1 312-740-8564 Illinois U.S.A.
  • 3127408565 | +1 312-740-8565 Illinois U.S.A.
  • 3127408566 | +1 312-740-8566 Illinois U.S.A.
  • 3127408567 | +1 312-740-8567 Illinois U.S.A.
  • 3127408568 | +1 312-740-8568 Illinois U.S.A.
  • 3127408569 | +1 312-740-8569 Illinois U.S.A.
  • 3127408570 | +1 312-740-8570 Illinois U.S.A.
  • 3127408571 | +1 312-740-8571 Illinois U.S.A.
  • 3127408572 | +1 312-740-8572 Illinois U.S.A.
  • 3127408573 | +1 312-740-8573 Illinois U.S.A.
  • 3127408574 | +1 312-740-8574 Illinois U.S.A.
  • 3127408575 | +1 312-740-8575 Illinois U.S.A.
  • 3127408576 | +1 312-740-8576 Illinois U.S.A.
  • 3127408577 | +1 312-740-8577 Illinois U.S.A.
  • 3127408578 | +1 312-740-8578 Illinois U.S.A.
  • 3127408579 | +1 312-740-8579 Illinois U.S.A.
  • 3127408580 | +1 312-740-8580 Illinois U.S.A.
  • 3127408581 | +1 312-740-8581 Illinois U.S.A.
  • 3127408582 | +1 312-740-8582 Illinois U.S.A.
  • 3127408583 | +1 312-740-8583 Illinois U.S.A.
  • 3127408584 | +1 312-740-8584 Illinois U.S.A.
  • 3127408585 | +1 312-740-8585 Illinois U.S.A.
  • 3127408586 | +1 312-740-8586 Illinois U.S.A.
  • 3127408587 | +1 312-740-8587 Illinois U.S.A.
  • 3127408588 | +1 312-740-8588 Illinois U.S.A.
  • 3127408589 | +1 312-740-8589 Illinois U.S.A.
  • 3127408590 | +1 312-740-8590 Illinois U.S.A.
  • 3127408591 | +1 312-740-8591 Illinois U.S.A.
  • 3127408592 | +1 312-740-8592 Illinois U.S.A.
  • 3127408593 | +1 312-740-8593 Illinois U.S.A.
  • 3127408594 | +1 312-740-8594 Illinois U.S.A.
  • 3127408595 | +1 312-740-8595 Illinois U.S.A.
  • 3127408596 | +1 312-740-8596 Illinois U.S.A.
  • 3127408597 | +1 312-740-8597 Illinois U.S.A.
  • 3127408598 | +1 312-740-8598 Illinois U.S.A.
  • 3127408599 | +1 312-740-8599 Illinois U.S.A.