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).

  • 3129888500 | +1 312-988-8500 Illinois U.S.A.
  • 3129888501 | +1 312-988-8501 Illinois U.S.A.
  • 3129888502 | +1 312-988-8502 Illinois U.S.A.
  • 3129888503 | +1 312-988-8503 Illinois U.S.A.
  • 3129888504 | +1 312-988-8504 Illinois U.S.A.
  • 3129888505 | +1 312-988-8505 Illinois U.S.A.
  • 3129888506 | +1 312-988-8506 Illinois U.S.A.
  • 3129888507 | +1 312-988-8507 Illinois U.S.A.
  • 3129888508 | +1 312-988-8508 Illinois U.S.A.
  • 3129888509 | +1 312-988-8509 Illinois U.S.A.
  • 3129888510 | +1 312-988-8510 Illinois U.S.A.
  • 3129888511 | +1 312-988-8511 Illinois U.S.A.
  • 3129888512 | +1 312-988-8512 Illinois U.S.A.
  • 3129888513 | +1 312-988-8513 Illinois U.S.A.
  • 3129888514 | +1 312-988-8514 Illinois U.S.A.
  • 3129888515 | +1 312-988-8515 Illinois U.S.A.
  • 3129888516 | +1 312-988-8516 Illinois U.S.A.
  • 3129888517 | +1 312-988-8517 Illinois U.S.A.
  • 3129888518 | +1 312-988-8518 Illinois U.S.A.
  • 3129888519 | +1 312-988-8519 Illinois U.S.A.
  • 3129888520 | +1 312-988-8520 Illinois U.S.A.
  • 3129888521 | +1 312-988-8521 Illinois U.S.A.
  • 3129888522 | +1 312-988-8522 Illinois U.S.A.
  • 3129888523 | +1 312-988-8523 Illinois U.S.A.
  • 3129888524 | +1 312-988-8524 Illinois U.S.A.
  • 3129888525 | +1 312-988-8525 Illinois U.S.A.
  • 3129888526 | +1 312-988-8526 Illinois U.S.A.
  • 3129888527 | +1 312-988-8527 Illinois U.S.A.
  • 3129888528 | +1 312-988-8528 Illinois U.S.A.
  • 3129888529 | +1 312-988-8529 Illinois U.S.A.
  • 3129888530 | +1 312-988-8530 Illinois U.S.A.
  • 3129888531 | +1 312-988-8531 Illinois U.S.A.
  • 3129888532 | +1 312-988-8532 Illinois U.S.A.
  • 3129888533 | +1 312-988-8533 Illinois U.S.A.
  • 3129888534 | +1 312-988-8534 Illinois U.S.A.
  • 3129888535 | +1 312-988-8535 Illinois U.S.A.
  • 3129888536 | +1 312-988-8536 Illinois U.S.A.
  • 3129888537 | +1 312-988-8537 Illinois U.S.A.
  • 3129888538 | +1 312-988-8538 Illinois U.S.A.
  • 3129888539 | +1 312-988-8539 Illinois U.S.A.
  • 3129888540 | +1 312-988-8540 Illinois U.S.A.
  • 3129888541 | +1 312-988-8541 Illinois U.S.A.
  • 3129888542 | +1 312-988-8542 Illinois U.S.A.
  • 3129888543 | +1 312-988-8543 Illinois U.S.A.
  • 3129888544 | +1 312-988-8544 Illinois U.S.A.
  • 3129888545 | +1 312-988-8545 Illinois U.S.A.
  • 3129888546 | +1 312-988-8546 Illinois U.S.A.
  • 3129888547 | +1 312-988-8547 Illinois U.S.A.
  • 3129888548 | +1 312-988-8548 Illinois U.S.A.
  • 3129888549 | +1 312-988-8549 Illinois U.S.A.
  • 3129888550 | +1 312-988-8550 Illinois U.S.A.
  • 3129888551 | +1 312-988-8551 Illinois U.S.A.
  • 3129888552 | +1 312-988-8552 Illinois U.S.A.
  • 3129888553 | +1 312-988-8553 Illinois U.S.A.
  • 3129888554 | +1 312-988-8554 Illinois U.S.A.
  • 3129888555 | +1 312-988-8555 Illinois U.S.A.
  • 3129888556 | +1 312-988-8556 Illinois U.S.A.
  • 3129888557 | +1 312-988-8557 Illinois U.S.A.
  • 3129888558 | +1 312-988-8558 Illinois U.S.A.
  • 3129888559 | +1 312-988-8559 Illinois U.S.A.
  • 3129888560 | +1 312-988-8560 Illinois U.S.A.
  • 3129888561 | +1 312-988-8561 Illinois U.S.A.
  • 3129888562 | +1 312-988-8562 Illinois U.S.A.
  • 3129888563 | +1 312-988-8563 Illinois U.S.A.
  • 3129888564 | +1 312-988-8564 Illinois U.S.A.
  • 3129888565 | +1 312-988-8565 Illinois U.S.A.
  • 3129888566 | +1 312-988-8566 Illinois U.S.A.
  • 3129888567 | +1 312-988-8567 Illinois U.S.A.
  • 3129888568 | +1 312-988-8568 Illinois U.S.A.
  • 3129888569 | +1 312-988-8569 Illinois U.S.A.
  • 3129888570 | +1 312-988-8570 Illinois U.S.A.
  • 3129888571 | +1 312-988-8571 Illinois U.S.A.
  • 3129888572 | +1 312-988-8572 Illinois U.S.A.
  • 3129888573 | +1 312-988-8573 Illinois U.S.A.
  • 3129888574 | +1 312-988-8574 Illinois U.S.A.
  • 3129888575 | +1 312-988-8575 Illinois U.S.A.
  • 3129888576 | +1 312-988-8576 Illinois U.S.A.
  • 3129888577 | +1 312-988-8577 Illinois U.S.A.
  • 3129888578 | +1 312-988-8578 Illinois U.S.A.
  • 3129888579 | +1 312-988-8579 Illinois U.S.A.
  • 3129888580 | +1 312-988-8580 Illinois U.S.A.
  • 3129888581 | +1 312-988-8581 Illinois U.S.A.
  • 3129888582 | +1 312-988-8582 Illinois U.S.A.
  • 3129888583 | +1 312-988-8583 Illinois U.S.A.
  • 3129888584 | +1 312-988-8584 Illinois U.S.A.
  • 3129888585 | +1 312-988-8585 Illinois U.S.A.
  • 3129888586 | +1 312-988-8586 Illinois U.S.A.
  • 3129888587 | +1 312-988-8587 Illinois U.S.A.
  • 3129888588 | +1 312-988-8588 Illinois U.S.A.
  • 3129888589 | +1 312-988-8589 Illinois U.S.A.
  • 3129888590 | +1 312-988-8590 Illinois U.S.A.
  • 3129888591 | +1 312-988-8591 Illinois U.S.A.
  • 3129888592 | +1 312-988-8592 Illinois U.S.A.
  • 3129888593 | +1 312-988-8593 Illinois U.S.A.
  • 3129888594 | +1 312-988-8594 Illinois U.S.A.
  • 3129888595 | +1 312-988-8595 Illinois U.S.A.
  • 3129888596 | +1 312-988-8596 Illinois U.S.A.
  • 3129888597 | +1 312-988-8597 Illinois U.S.A.
  • 3129888598 | +1 312-988-8598 Illinois U.S.A.
  • 3129888599 | +1 312-988-8599 Illinois U.S.A.