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).

  • 3125038500 | +1 312-503-8500 Illinois U.S.A.
  • 3125038501 | +1 312-503-8501 Illinois U.S.A.
  • 3125038502 | +1 312-503-8502 Illinois U.S.A.
  • 3125038503 | +1 312-503-8503 Illinois U.S.A.
  • 3125038504 | +1 312-503-8504 Illinois U.S.A.
  • 3125038505 | +1 312-503-8505 Illinois U.S.A.
  • 3125038506 | +1 312-503-8506 Illinois U.S.A.
  • 3125038507 | +1 312-503-8507 Illinois U.S.A.
  • 3125038508 | +1 312-503-8508 Illinois U.S.A.
  • 3125038509 | +1 312-503-8509 Illinois U.S.A.
  • 3125038510 | +1 312-503-8510 Illinois U.S.A.
  • 3125038511 | +1 312-503-8511 Illinois U.S.A.
  • 3125038512 | +1 312-503-8512 Illinois U.S.A.
  • 3125038513 | +1 312-503-8513 Illinois U.S.A.
  • 3125038514 | +1 312-503-8514 Illinois U.S.A.
  • 3125038515 | +1 312-503-8515 Illinois U.S.A.
  • 3125038516 | +1 312-503-8516 Illinois U.S.A.
  • 3125038517 | +1 312-503-8517 Illinois U.S.A.
  • 3125038518 | +1 312-503-8518 Illinois U.S.A.
  • 3125038519 | +1 312-503-8519 Illinois U.S.A.
  • 3125038520 | +1 312-503-8520 Illinois U.S.A.
  • 3125038521 | +1 312-503-8521 Illinois U.S.A.
  • 3125038522 | +1 312-503-8522 Illinois U.S.A.
  • 3125038523 | +1 312-503-8523 Illinois U.S.A.
  • 3125038524 | +1 312-503-8524 Illinois U.S.A.
  • 3125038525 | +1 312-503-8525 Illinois U.S.A.
  • 3125038526 | +1 312-503-8526 Illinois U.S.A.
  • 3125038527 | +1 312-503-8527 Illinois U.S.A.
  • 3125038528 | +1 312-503-8528 Illinois U.S.A.
  • 3125038529 | +1 312-503-8529 Illinois U.S.A.
  • 3125038530 | +1 312-503-8530 Illinois U.S.A.
  • 3125038531 | +1 312-503-8531 Illinois U.S.A.
  • 3125038532 | +1 312-503-8532 Illinois U.S.A.
  • 3125038533 | +1 312-503-8533 Illinois U.S.A.
  • 3125038534 | +1 312-503-8534 Illinois U.S.A.
  • 3125038535 | +1 312-503-8535 Illinois U.S.A.
  • 3125038536 | +1 312-503-8536 Illinois U.S.A.
  • 3125038537 | +1 312-503-8537 Illinois U.S.A.
  • 3125038538 | +1 312-503-8538 Illinois U.S.A.
  • 3125038539 | +1 312-503-8539 Illinois U.S.A.
  • 3125038540 | +1 312-503-8540 Illinois U.S.A.
  • 3125038541 | +1 312-503-8541 Illinois U.S.A.
  • 3125038542 | +1 312-503-8542 Illinois U.S.A.
  • 3125038543 | +1 312-503-8543 Illinois U.S.A.
  • 3125038544 | +1 312-503-8544 Illinois U.S.A.
  • 3125038545 | +1 312-503-8545 Illinois U.S.A.
  • 3125038546 | +1 312-503-8546 Illinois U.S.A.
  • 3125038547 | +1 312-503-8547 Illinois U.S.A.
  • 3125038548 | +1 312-503-8548 Illinois U.S.A.
  • 3125038549 | +1 312-503-8549 Illinois U.S.A.
  • 3125038550 | +1 312-503-8550 Illinois U.S.A.
  • 3125038551 | +1 312-503-8551 Illinois U.S.A.
  • 3125038552 | +1 312-503-8552 Illinois U.S.A.
  • 3125038553 | +1 312-503-8553 Illinois U.S.A.
  • 3125038554 | +1 312-503-8554 Illinois U.S.A.
  • 3125038555 | +1 312-503-8555 Illinois U.S.A.
  • 3125038556 | +1 312-503-8556 Illinois U.S.A.
  • 3125038557 | +1 312-503-8557 Illinois U.S.A.
  • 3125038558 | +1 312-503-8558 Illinois U.S.A.
  • 3125038559 | +1 312-503-8559 Illinois U.S.A.
  • 3125038560 | +1 312-503-8560 Illinois U.S.A.
  • 3125038561 | +1 312-503-8561 Illinois U.S.A.
  • 3125038562 | +1 312-503-8562 Illinois U.S.A.
  • 3125038563 | +1 312-503-8563 Illinois U.S.A.
  • 3125038564 | +1 312-503-8564 Illinois U.S.A.
  • 3125038565 | +1 312-503-8565 Illinois U.S.A.
  • 3125038566 | +1 312-503-8566 Illinois U.S.A.
  • 3125038567 | +1 312-503-8567 Illinois U.S.A.
  • 3125038568 | +1 312-503-8568 Illinois U.S.A.
  • 3125038569 | +1 312-503-8569 Illinois U.S.A.
  • 3125038570 | +1 312-503-8570 Illinois U.S.A.
  • 3125038571 | +1 312-503-8571 Illinois U.S.A.
  • 3125038572 | +1 312-503-8572 Illinois U.S.A.
  • 3125038573 | +1 312-503-8573 Illinois U.S.A.
  • 3125038574 | +1 312-503-8574 Illinois U.S.A.
  • 3125038575 | +1 312-503-8575 Illinois U.S.A.
  • 3125038576 | +1 312-503-8576 Illinois U.S.A.
  • 3125038577 | +1 312-503-8577 Illinois U.S.A.
  • 3125038578 | +1 312-503-8578 Illinois U.S.A.
  • 3125038579 | +1 312-503-8579 Illinois U.S.A.
  • 3125038580 | +1 312-503-8580 Illinois U.S.A.
  • 3125038581 | +1 312-503-8581 Illinois U.S.A.
  • 3125038582 | +1 312-503-8582 Illinois U.S.A.
  • 3125038583 | +1 312-503-8583 Illinois U.S.A.
  • 3125038584 | +1 312-503-8584 Illinois U.S.A.
  • 3125038585 | +1 312-503-8585 Illinois U.S.A.
  • 3125038586 | +1 312-503-8586 Illinois U.S.A.
  • 3125038587 | +1 312-503-8587 Illinois U.S.A.
  • 3125038588 | +1 312-503-8588 Illinois U.S.A.
  • 3125038589 | +1 312-503-8589 Illinois U.S.A.
  • 3125038590 | +1 312-503-8590 Illinois U.S.A.
  • 3125038591 | +1 312-503-8591 Illinois U.S.A.
  • 3125038592 | +1 312-503-8592 Illinois U.S.A.
  • 3125038593 | +1 312-503-8593 Illinois U.S.A.
  • 3125038594 | +1 312-503-8594 Illinois U.S.A.
  • 3125038595 | +1 312-503-8595 Illinois U.S.A.
  • 3125038596 | +1 312-503-8596 Illinois U.S.A.
  • 3125038597 | +1 312-503-8597 Illinois U.S.A.
  • 3125038598 | +1 312-503-8598 Illinois U.S.A.
  • 3125038599 | +1 312-503-8599 Illinois U.S.A.