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).

  • 3123338500 | +1 312-333-8500 Illinois U.S.A.
  • 3123338501 | +1 312-333-8501 Illinois U.S.A.
  • 3123338502 | +1 312-333-8502 Illinois U.S.A.
  • 3123338503 | +1 312-333-8503 Illinois U.S.A.
  • 3123338504 | +1 312-333-8504 Illinois U.S.A.
  • 3123338505 | +1 312-333-8505 Illinois U.S.A.
  • 3123338506 | +1 312-333-8506 Illinois U.S.A.
  • 3123338507 | +1 312-333-8507 Illinois U.S.A.
  • 3123338508 | +1 312-333-8508 Illinois U.S.A.
  • 3123338509 | +1 312-333-8509 Illinois U.S.A.
  • 3123338510 | +1 312-333-8510 Illinois U.S.A.
  • 3123338511 | +1 312-333-8511 Illinois U.S.A.
  • 3123338512 | +1 312-333-8512 Illinois U.S.A.
  • 3123338513 | +1 312-333-8513 Illinois U.S.A.
  • 3123338514 | +1 312-333-8514 Illinois U.S.A.
  • 3123338515 | +1 312-333-8515 Illinois U.S.A.
  • 3123338516 | +1 312-333-8516 Illinois U.S.A.
  • 3123338517 | +1 312-333-8517 Illinois U.S.A.
  • 3123338518 | +1 312-333-8518 Illinois U.S.A.
  • 3123338519 | +1 312-333-8519 Illinois U.S.A.
  • 3123338520 | +1 312-333-8520 Illinois U.S.A.
  • 3123338521 | +1 312-333-8521 Illinois U.S.A.
  • 3123338522 | +1 312-333-8522 Illinois U.S.A.
  • 3123338523 | +1 312-333-8523 Illinois U.S.A.
  • 3123338524 | +1 312-333-8524 Illinois U.S.A.
  • 3123338525 | +1 312-333-8525 Illinois U.S.A.
  • 3123338526 | +1 312-333-8526 Illinois U.S.A.
  • 3123338527 | +1 312-333-8527 Illinois U.S.A.
  • 3123338528 | +1 312-333-8528 Illinois U.S.A.
  • 3123338529 | +1 312-333-8529 Illinois U.S.A.
  • 3123338530 | +1 312-333-8530 Illinois U.S.A.
  • 3123338531 | +1 312-333-8531 Illinois U.S.A.
  • 3123338532 | +1 312-333-8532 Illinois U.S.A.
  • 3123338533 | +1 312-333-8533 Illinois U.S.A.
  • 3123338534 | +1 312-333-8534 Illinois U.S.A.
  • 3123338535 | +1 312-333-8535 Illinois U.S.A.
  • 3123338536 | +1 312-333-8536 Illinois U.S.A.
  • 3123338537 | +1 312-333-8537 Illinois U.S.A.
  • 3123338538 | +1 312-333-8538 Illinois U.S.A.
  • 3123338539 | +1 312-333-8539 Illinois U.S.A.
  • 3123338540 | +1 312-333-8540 Illinois U.S.A.
  • 3123338541 | +1 312-333-8541 Illinois U.S.A.
  • 3123338542 | +1 312-333-8542 Illinois U.S.A.
  • 3123338543 | +1 312-333-8543 Illinois U.S.A.
  • 3123338544 | +1 312-333-8544 Illinois U.S.A.
  • 3123338545 | +1 312-333-8545 Illinois U.S.A.
  • 3123338546 | +1 312-333-8546 Illinois U.S.A.
  • 3123338547 | +1 312-333-8547 Illinois U.S.A.
  • 3123338548 | +1 312-333-8548 Illinois U.S.A.
  • 3123338549 | +1 312-333-8549 Illinois U.S.A.
  • 3123338550 | +1 312-333-8550 Illinois U.S.A.
  • 3123338551 | +1 312-333-8551 Illinois U.S.A.
  • 3123338552 | +1 312-333-8552 Illinois U.S.A.
  • 3123338553 | +1 312-333-8553 Illinois U.S.A.
  • 3123338554 | +1 312-333-8554 Illinois U.S.A.
  • 3123338555 | +1 312-333-8555 Illinois U.S.A.
  • 3123338556 | +1 312-333-8556 Illinois U.S.A.
  • 3123338557 | +1 312-333-8557 Illinois U.S.A.
  • 3123338558 | +1 312-333-8558 Illinois U.S.A.
  • 3123338559 | +1 312-333-8559 Illinois U.S.A.
  • 3123338560 | +1 312-333-8560 Illinois U.S.A.
  • 3123338561 | +1 312-333-8561 Illinois U.S.A.
  • 3123338562 | +1 312-333-8562 Illinois U.S.A.
  • 3123338563 | +1 312-333-8563 Illinois U.S.A.
  • 3123338564 | +1 312-333-8564 Illinois U.S.A.
  • 3123338565 | +1 312-333-8565 Illinois U.S.A.
  • 3123338566 | +1 312-333-8566 Illinois U.S.A.
  • 3123338567 | +1 312-333-8567 Illinois U.S.A.
  • 3123338568 | +1 312-333-8568 Illinois U.S.A.
  • 3123338569 | +1 312-333-8569 Illinois U.S.A.
  • 3123338570 | +1 312-333-8570 Illinois U.S.A.
  • 3123338571 | +1 312-333-8571 Illinois U.S.A.
  • 3123338572 | +1 312-333-8572 Illinois U.S.A.
  • 3123338573 | +1 312-333-8573 Illinois U.S.A.
  • 3123338574 | +1 312-333-8574 Illinois U.S.A.
  • 3123338575 | +1 312-333-8575 Illinois U.S.A.
  • 3123338576 | +1 312-333-8576 Illinois U.S.A.
  • 3123338577 | +1 312-333-8577 Illinois U.S.A.
  • 3123338578 | +1 312-333-8578 Illinois U.S.A.
  • 3123338579 | +1 312-333-8579 Illinois U.S.A.
  • 3123338580 | +1 312-333-8580 Illinois U.S.A.
  • 3123338581 | +1 312-333-8581 Illinois U.S.A.
  • 3123338582 | +1 312-333-8582 Illinois U.S.A.
  • 3123338583 | +1 312-333-8583 Illinois U.S.A.
  • 3123338584 | +1 312-333-8584 Illinois U.S.A.
  • 3123338585 | +1 312-333-8585 Illinois U.S.A.
  • 3123338586 | +1 312-333-8586 Illinois U.S.A.
  • 3123338587 | +1 312-333-8587 Illinois U.S.A.
  • 3123338588 | +1 312-333-8588 Illinois U.S.A.
  • 3123338589 | +1 312-333-8589 Illinois U.S.A.
  • 3123338590 | +1 312-333-8590 Illinois U.S.A.
  • 3123338591 | +1 312-333-8591 Illinois U.S.A.
  • 3123338592 | +1 312-333-8592 Illinois U.S.A.
  • 3123338593 | +1 312-333-8593 Illinois U.S.A.
  • 3123338594 | +1 312-333-8594 Illinois U.S.A.
  • 3123338595 | +1 312-333-8595 Illinois U.S.A.
  • 3123338596 | +1 312-333-8596 Illinois U.S.A.
  • 3123338597 | +1 312-333-8597 Illinois U.S.A.
  • 3123338598 | +1 312-333-8598 Illinois U.S.A.
  • 3123338599 | +1 312-333-8599 Illinois U.S.A.