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).

  • 3129438500 | +1 312-943-8500 Illinois U.S.A.
  • 3129438501 | +1 312-943-8501 Illinois U.S.A.
  • 3129438502 | +1 312-943-8502 Illinois U.S.A.
  • 3129438503 | +1 312-943-8503 Illinois U.S.A.
  • 3129438504 | +1 312-943-8504 Illinois U.S.A.
  • 3129438505 | +1 312-943-8505 Illinois U.S.A.
  • 3129438506 | +1 312-943-8506 Illinois U.S.A.
  • 3129438507 | +1 312-943-8507 Illinois U.S.A.
  • 3129438508 | +1 312-943-8508 Illinois U.S.A.
  • 3129438509 | +1 312-943-8509 Illinois U.S.A.
  • 3129438510 | +1 312-943-8510 Illinois U.S.A.
  • 3129438511 | +1 312-943-8511 Illinois U.S.A.
  • 3129438512 | +1 312-943-8512 Illinois U.S.A.
  • 3129438513 | +1 312-943-8513 Illinois U.S.A.
  • 3129438514 | +1 312-943-8514 Illinois U.S.A.
  • 3129438515 | +1 312-943-8515 Illinois U.S.A.
  • 3129438516 | +1 312-943-8516 Illinois U.S.A.
  • 3129438517 | +1 312-943-8517 Illinois U.S.A.
  • 3129438518 | +1 312-943-8518 Illinois U.S.A.
  • 3129438519 | +1 312-943-8519 Illinois U.S.A.
  • 3129438520 | +1 312-943-8520 Illinois U.S.A.
  • 3129438521 | +1 312-943-8521 Illinois U.S.A.
  • 3129438522 | +1 312-943-8522 Illinois U.S.A.
  • 3129438523 | +1 312-943-8523 Illinois U.S.A.
  • 3129438524 | +1 312-943-8524 Illinois U.S.A.
  • 3129438525 | +1 312-943-8525 Illinois U.S.A.
  • 3129438526 | +1 312-943-8526 Illinois U.S.A.
  • 3129438527 | +1 312-943-8527 Illinois U.S.A.
  • 3129438528 | +1 312-943-8528 Illinois U.S.A.
  • 3129438529 | +1 312-943-8529 Illinois U.S.A.
  • 3129438530 | +1 312-943-8530 Illinois U.S.A.
  • 3129438531 | +1 312-943-8531 Illinois U.S.A.
  • 3129438532 | +1 312-943-8532 Illinois U.S.A.
  • 3129438533 | +1 312-943-8533 Illinois U.S.A.
  • 3129438534 | +1 312-943-8534 Illinois U.S.A.
  • 3129438535 | +1 312-943-8535 Illinois U.S.A.
  • 3129438536 | +1 312-943-8536 Illinois U.S.A.
  • 3129438537 | +1 312-943-8537 Illinois U.S.A.
  • 3129438538 | +1 312-943-8538 Illinois U.S.A.
  • 3129438539 | +1 312-943-8539 Illinois U.S.A.
  • 3129438540 | +1 312-943-8540 Illinois U.S.A.
  • 3129438541 | +1 312-943-8541 Illinois U.S.A.
  • 3129438542 | +1 312-943-8542 Illinois U.S.A.
  • 3129438543 | +1 312-943-8543 Illinois U.S.A.
  • 3129438544 | +1 312-943-8544 Illinois U.S.A.
  • 3129438545 | +1 312-943-8545 Illinois U.S.A.
  • 3129438546 | +1 312-943-8546 Illinois U.S.A.
  • 3129438547 | +1 312-943-8547 Illinois U.S.A.
  • 3129438548 | +1 312-943-8548 Illinois U.S.A.
  • 3129438549 | +1 312-943-8549 Illinois U.S.A.
  • 3129438550 | +1 312-943-8550 Illinois U.S.A.
  • 3129438551 | +1 312-943-8551 Illinois U.S.A.
  • 3129438552 | +1 312-943-8552 Illinois U.S.A.
  • 3129438553 | +1 312-943-8553 Illinois U.S.A.
  • 3129438554 | +1 312-943-8554 Illinois U.S.A.
  • 3129438555 | +1 312-943-8555 Illinois U.S.A.
  • 3129438556 | +1 312-943-8556 Illinois U.S.A.
  • 3129438557 | +1 312-943-8557 Illinois U.S.A.
  • 3129438558 | +1 312-943-8558 Illinois U.S.A.
  • 3129438559 | +1 312-943-8559 Illinois U.S.A.
  • 3129438560 | +1 312-943-8560 Illinois U.S.A.
  • 3129438561 | +1 312-943-8561 Illinois U.S.A.
  • 3129438562 | +1 312-943-8562 Illinois U.S.A.
  • 3129438563 | +1 312-943-8563 Illinois U.S.A.
  • 3129438564 | +1 312-943-8564 Illinois U.S.A.
  • 3129438565 | +1 312-943-8565 Illinois U.S.A.
  • 3129438566 | +1 312-943-8566 Illinois U.S.A.
  • 3129438567 | +1 312-943-8567 Illinois U.S.A.
  • 3129438568 | +1 312-943-8568 Illinois U.S.A.
  • 3129438569 | +1 312-943-8569 Illinois U.S.A.
  • 3129438570 | +1 312-943-8570 Illinois U.S.A.
  • 3129438571 | +1 312-943-8571 Illinois U.S.A.
  • 3129438572 | +1 312-943-8572 Illinois U.S.A.
  • 3129438573 | +1 312-943-8573 Illinois U.S.A.
  • 3129438574 | +1 312-943-8574 Illinois U.S.A.
  • 3129438575 | +1 312-943-8575 Illinois U.S.A.
  • 3129438576 | +1 312-943-8576 Illinois U.S.A.
  • 3129438577 | +1 312-943-8577 Illinois U.S.A.
  • 3129438578 | +1 312-943-8578 Illinois U.S.A.
  • 3129438579 | +1 312-943-8579 Illinois U.S.A.
  • 3129438580 | +1 312-943-8580 Illinois U.S.A.
  • 3129438581 | +1 312-943-8581 Illinois U.S.A.
  • 3129438582 | +1 312-943-8582 Illinois U.S.A.
  • 3129438583 | +1 312-943-8583 Illinois U.S.A.
  • 3129438584 | +1 312-943-8584 Illinois U.S.A.
  • 3129438585 | +1 312-943-8585 Illinois U.S.A.
  • 3129438586 | +1 312-943-8586 Illinois U.S.A.
  • 3129438587 | +1 312-943-8587 Illinois U.S.A.
  • 3129438588 | +1 312-943-8588 Illinois U.S.A.
  • 3129438589 | +1 312-943-8589 Illinois U.S.A.
  • 3129438590 | +1 312-943-8590 Illinois U.S.A.
  • 3129438591 | +1 312-943-8591 Illinois U.S.A.
  • 3129438592 | +1 312-943-8592 Illinois U.S.A.
  • 3129438593 | +1 312-943-8593 Illinois U.S.A.
  • 3129438594 | +1 312-943-8594 Illinois U.S.A.
  • 3129438595 | +1 312-943-8595 Illinois U.S.A.
  • 3129438596 | +1 312-943-8596 Illinois U.S.A.
  • 3129438597 | +1 312-943-8597 Illinois U.S.A.
  • 3129438598 | +1 312-943-8598 Illinois U.S.A.
  • 3129438599 | +1 312-943-8599 Illinois U.S.A.