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).

  • 3123800500 | +1 312-380-0500 Illinois U.S.A.
  • 3123800501 | +1 312-380-0501 Illinois U.S.A.
  • 3123800502 | +1 312-380-0502 Illinois U.S.A.
  • 3123800503 | +1 312-380-0503 Illinois U.S.A.
  • 3123800504 | +1 312-380-0504 Illinois U.S.A.
  • 3123800505 | +1 312-380-0505 Illinois U.S.A.
  • 3123800506 | +1 312-380-0506 Illinois U.S.A.
  • 3123800507 | +1 312-380-0507 Illinois U.S.A.
  • 3123800508 | +1 312-380-0508 Illinois U.S.A.
  • 3123800509 | +1 312-380-0509 Illinois U.S.A.
  • 3123800510 | +1 312-380-0510 Illinois U.S.A.
  • 3123800511 | +1 312-380-0511 Illinois U.S.A.
  • 3123800512 | +1 312-380-0512 Illinois U.S.A.
  • 3123800513 | +1 312-380-0513 Illinois U.S.A.
  • 3123800514 | +1 312-380-0514 Illinois U.S.A.
  • 3123800515 | +1 312-380-0515 Illinois U.S.A.
  • 3123800516 | +1 312-380-0516 Illinois U.S.A.
  • 3123800517 | +1 312-380-0517 Illinois U.S.A.
  • 3123800518 | +1 312-380-0518 Illinois U.S.A.
  • 3123800519 | +1 312-380-0519 Illinois U.S.A.
  • 3123800520 | +1 312-380-0520 Illinois U.S.A.
  • 3123800521 | +1 312-380-0521 Illinois U.S.A.
  • 3123800522 | +1 312-380-0522 Illinois U.S.A.
  • 3123800523 | +1 312-380-0523 Illinois U.S.A.
  • 3123800524 | +1 312-380-0524 Illinois U.S.A.
  • 3123800525 | +1 312-380-0525 Illinois U.S.A.
  • 3123800526 | +1 312-380-0526 Illinois U.S.A.
  • 3123800527 | +1 312-380-0527 Illinois U.S.A.
  • 3123800528 | +1 312-380-0528 Illinois U.S.A.
  • 3123800529 | +1 312-380-0529 Illinois U.S.A.
  • 3123800530 | +1 312-380-0530 Illinois U.S.A.
  • 3123800531 | +1 312-380-0531 Illinois U.S.A.
  • 3123800532 | +1 312-380-0532 Illinois U.S.A.
  • 3123800533 | +1 312-380-0533 Illinois U.S.A.
  • 3123800534 | +1 312-380-0534 Illinois U.S.A.
  • 3123800535 | +1 312-380-0535 Illinois U.S.A.
  • 3123800536 | +1 312-380-0536 Illinois U.S.A.
  • 3123800537 | +1 312-380-0537 Illinois U.S.A.
  • 3123800538 | +1 312-380-0538 Illinois U.S.A.
  • 3123800539 | +1 312-380-0539 Illinois U.S.A.
  • 3123800540 | +1 312-380-0540 Illinois U.S.A.
  • 3123800541 | +1 312-380-0541 Illinois U.S.A.
  • 3123800542 | +1 312-380-0542 Illinois U.S.A.
  • 3123800543 | +1 312-380-0543 Illinois U.S.A.
  • 3123800544 | +1 312-380-0544 Illinois U.S.A.
  • 3123800545 | +1 312-380-0545 Illinois U.S.A.
  • 3123800546 | +1 312-380-0546 Illinois U.S.A.
  • 3123800547 | +1 312-380-0547 Illinois U.S.A.
  • 3123800548 | +1 312-380-0548 Illinois U.S.A.
  • 3123800549 | +1 312-380-0549 Illinois U.S.A.
  • 3123800550 | +1 312-380-0550 Illinois U.S.A.
  • 3123800551 | +1 312-380-0551 Illinois U.S.A.
  • 3123800552 | +1 312-380-0552 Illinois U.S.A.
  • 3123800553 | +1 312-380-0553 Illinois U.S.A.
  • 3123800554 | +1 312-380-0554 Illinois U.S.A.
  • 3123800555 | +1 312-380-0555 Illinois U.S.A.
  • 3123800556 | +1 312-380-0556 Illinois U.S.A.
  • 3123800557 | +1 312-380-0557 Illinois U.S.A.
  • 3123800558 | +1 312-380-0558 Illinois U.S.A.
  • 3123800559 | +1 312-380-0559 Illinois U.S.A.
  • 3123800560 | +1 312-380-0560 Illinois U.S.A.
  • 3123800561 | +1 312-380-0561 Illinois U.S.A.
  • 3123800562 | +1 312-380-0562 Illinois U.S.A.
  • 3123800563 | +1 312-380-0563 Illinois U.S.A.
  • 3123800564 | +1 312-380-0564 Illinois U.S.A.
  • 3123800565 | +1 312-380-0565 Illinois U.S.A.
  • 3123800566 | +1 312-380-0566 Illinois U.S.A.
  • 3123800567 | +1 312-380-0567 Illinois U.S.A.
  • 3123800568 | +1 312-380-0568 Illinois U.S.A.
  • 3123800569 | +1 312-380-0569 Illinois U.S.A.
  • 3123800570 | +1 312-380-0570 Illinois U.S.A.
  • 3123800571 | +1 312-380-0571 Illinois U.S.A.
  • 3123800572 | +1 312-380-0572 Illinois U.S.A.
  • 3123800573 | +1 312-380-0573 Illinois U.S.A.
  • 3123800574 | +1 312-380-0574 Illinois U.S.A.
  • 3123800575 | +1 312-380-0575 Illinois U.S.A.
  • 3123800576 | +1 312-380-0576 Illinois U.S.A.
  • 3123800577 | +1 312-380-0577 Illinois U.S.A.
  • 3123800578 | +1 312-380-0578 Illinois U.S.A.
  • 3123800579 | +1 312-380-0579 Illinois U.S.A.
  • 3123800580 | +1 312-380-0580 Illinois U.S.A.
  • 3123800581 | +1 312-380-0581 Illinois U.S.A.
  • 3123800582 | +1 312-380-0582 Illinois U.S.A.
  • 3123800583 | +1 312-380-0583 Illinois U.S.A.
  • 3123800584 | +1 312-380-0584 Illinois U.S.A.
  • 3123800585 | +1 312-380-0585 Illinois U.S.A.
  • 3123800586 | +1 312-380-0586 Illinois U.S.A.
  • 3123800587 | +1 312-380-0587 Illinois U.S.A.
  • 3123800588 | +1 312-380-0588 Illinois U.S.A.
  • 3123800589 | +1 312-380-0589 Illinois U.S.A.
  • 3123800590 | +1 312-380-0590 Illinois U.S.A.
  • 3123800591 | +1 312-380-0591 Illinois U.S.A.
  • 3123800592 | +1 312-380-0592 Illinois U.S.A.
  • 3123800593 | +1 312-380-0593 Illinois U.S.A.
  • 3123800594 | +1 312-380-0594 Illinois U.S.A.
  • 3123800595 | +1 312-380-0595 Illinois U.S.A.
  • 3123800596 | +1 312-380-0596 Illinois U.S.A.
  • 3123800597 | +1 312-380-0597 Illinois U.S.A.
  • 3123800598 | +1 312-380-0598 Illinois U.S.A.
  • 3123800599 | +1 312-380-0599 Illinois U.S.A.