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).

  • 3123374500 | +1 312-337-4500 Illinois U.S.A.
  • 3123374501 | +1 312-337-4501 Illinois U.S.A.
  • 3123374502 | +1 312-337-4502 Illinois U.S.A.
  • 3123374503 | +1 312-337-4503 Illinois U.S.A.
  • 3123374504 | +1 312-337-4504 Illinois U.S.A.
  • 3123374505 | +1 312-337-4505 Illinois U.S.A.
  • 3123374506 | +1 312-337-4506 Illinois U.S.A.
  • 3123374507 | +1 312-337-4507 Illinois U.S.A.
  • 3123374508 | +1 312-337-4508 Illinois U.S.A.
  • 3123374509 | +1 312-337-4509 Illinois U.S.A.
  • 3123374510 | +1 312-337-4510 Illinois U.S.A.
  • 3123374511 | +1 312-337-4511 Illinois U.S.A.
  • 3123374512 | +1 312-337-4512 Illinois U.S.A.
  • 3123374513 | +1 312-337-4513 Illinois U.S.A.
  • 3123374514 | +1 312-337-4514 Illinois U.S.A.
  • 3123374515 | +1 312-337-4515 Illinois U.S.A.
  • 3123374516 | +1 312-337-4516 Illinois U.S.A.
  • 3123374517 | +1 312-337-4517 Illinois U.S.A.
  • 3123374518 | +1 312-337-4518 Illinois U.S.A.
  • 3123374519 | +1 312-337-4519 Illinois U.S.A.
  • 3123374520 | +1 312-337-4520 Illinois U.S.A.
  • 3123374521 | +1 312-337-4521 Illinois U.S.A.
  • 3123374522 | +1 312-337-4522 Illinois U.S.A.
  • 3123374523 | +1 312-337-4523 Illinois U.S.A.
  • 3123374524 | +1 312-337-4524 Illinois U.S.A.
  • 3123374525 | +1 312-337-4525 Illinois U.S.A.
  • 3123374526 | +1 312-337-4526 Illinois U.S.A.
  • 3123374527 | +1 312-337-4527 Illinois U.S.A.
  • 3123374528 | +1 312-337-4528 Illinois U.S.A.
  • 3123374529 | +1 312-337-4529 Illinois U.S.A.
  • 3123374530 | +1 312-337-4530 Illinois U.S.A.
  • 3123374531 | +1 312-337-4531 Illinois U.S.A.
  • 3123374532 | +1 312-337-4532 Illinois U.S.A.
  • 3123374533 | +1 312-337-4533 Illinois U.S.A.
  • 3123374534 | +1 312-337-4534 Illinois U.S.A.
  • 3123374535 | +1 312-337-4535 Illinois U.S.A.
  • 3123374536 | +1 312-337-4536 Illinois U.S.A.
  • 3123374537 | +1 312-337-4537 Illinois U.S.A.
  • 3123374538 | +1 312-337-4538 Illinois U.S.A.
  • 3123374539 | +1 312-337-4539 Illinois U.S.A.
  • 3123374540 | +1 312-337-4540 Illinois U.S.A.
  • 3123374541 | +1 312-337-4541 Illinois U.S.A.
  • 3123374542 | +1 312-337-4542 Illinois U.S.A.
  • 3123374543 | +1 312-337-4543 Illinois U.S.A.
  • 3123374544 | +1 312-337-4544 Illinois U.S.A.
  • 3123374545 | +1 312-337-4545 Illinois U.S.A.
  • 3123374546 | +1 312-337-4546 Illinois U.S.A.
  • 3123374547 | +1 312-337-4547 Illinois U.S.A.
  • 3123374548 | +1 312-337-4548 Illinois U.S.A.
  • 3123374549 | +1 312-337-4549 Illinois U.S.A.
  • 3123374550 | +1 312-337-4550 Illinois U.S.A.
  • 3123374551 | +1 312-337-4551 Illinois U.S.A.
  • 3123374552 | +1 312-337-4552 Illinois U.S.A.
  • 3123374553 | +1 312-337-4553 Illinois U.S.A.
  • 3123374554 | +1 312-337-4554 Illinois U.S.A.
  • 3123374555 | +1 312-337-4555 Illinois U.S.A.
  • 3123374556 | +1 312-337-4556 Illinois U.S.A.
  • 3123374557 | +1 312-337-4557 Illinois U.S.A.
  • 3123374558 | +1 312-337-4558 Illinois U.S.A.
  • 3123374559 | +1 312-337-4559 Illinois U.S.A.
  • 3123374560 | +1 312-337-4560 Illinois U.S.A.
  • 3123374561 | +1 312-337-4561 Illinois U.S.A.
  • 3123374562 | +1 312-337-4562 Illinois U.S.A.
  • 3123374563 | +1 312-337-4563 Illinois U.S.A.
  • 3123374564 | +1 312-337-4564 Illinois U.S.A.
  • 3123374565 | +1 312-337-4565 Illinois U.S.A.
  • 3123374566 | +1 312-337-4566 Illinois U.S.A.
  • 3123374567 | +1 312-337-4567 Illinois U.S.A.
  • 3123374568 | +1 312-337-4568 Illinois U.S.A.
  • 3123374569 | +1 312-337-4569 Illinois U.S.A.
  • 3123374570 | +1 312-337-4570 Illinois U.S.A.
  • 3123374571 | +1 312-337-4571 Illinois U.S.A.
  • 3123374572 | +1 312-337-4572 Illinois U.S.A.
  • 3123374573 | +1 312-337-4573 Illinois U.S.A.
  • 3123374574 | +1 312-337-4574 Illinois U.S.A.
  • 3123374575 | +1 312-337-4575 Illinois U.S.A.
  • 3123374576 | +1 312-337-4576 Illinois U.S.A.
  • 3123374577 | +1 312-337-4577 Illinois U.S.A.
  • 3123374578 | +1 312-337-4578 Illinois U.S.A.
  • 3123374579 | +1 312-337-4579 Illinois U.S.A.
  • 3123374580 | +1 312-337-4580 Illinois U.S.A.
  • 3123374581 | +1 312-337-4581 Illinois U.S.A.
  • 3123374582 | +1 312-337-4582 Illinois U.S.A.
  • 3123374583 | +1 312-337-4583 Illinois U.S.A.
  • 3123374584 | +1 312-337-4584 Illinois U.S.A.
  • 3123374585 | +1 312-337-4585 Illinois U.S.A.
  • 3123374586 | +1 312-337-4586 Illinois U.S.A.
  • 3123374587 | +1 312-337-4587 Illinois U.S.A.
  • 3123374588 | +1 312-337-4588 Illinois U.S.A.
  • 3123374589 | +1 312-337-4589 Illinois U.S.A.
  • 3123374590 | +1 312-337-4590 Illinois U.S.A.
  • 3123374591 | +1 312-337-4591 Illinois U.S.A.
  • 3123374592 | +1 312-337-4592 Illinois U.S.A.
  • 3123374593 | +1 312-337-4593 Illinois U.S.A.
  • 3123374594 | +1 312-337-4594 Illinois U.S.A.
  • 3123374595 | +1 312-337-4595 Illinois U.S.A.
  • 3123374596 | +1 312-337-4596 Illinois U.S.A.
  • 3123374597 | +1 312-337-4597 Illinois U.S.A.
  • 3123374598 | +1 312-337-4598 Illinois U.S.A.
  • 3123374599 | +1 312-337-4599 Illinois U.S.A.