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).

  • 3122989500 | +1 312-298-9500 Illinois U.S.A.
  • 3122989501 | +1 312-298-9501 Illinois U.S.A.
  • 3122989502 | +1 312-298-9502 Illinois U.S.A.
  • 3122989503 | +1 312-298-9503 Illinois U.S.A.
  • 3122989504 | +1 312-298-9504 Illinois U.S.A.
  • 3122989505 | +1 312-298-9505 Illinois U.S.A.
  • 3122989506 | +1 312-298-9506 Illinois U.S.A.
  • 3122989507 | +1 312-298-9507 Illinois U.S.A.
  • 3122989508 | +1 312-298-9508 Illinois U.S.A.
  • 3122989509 | +1 312-298-9509 Illinois U.S.A.
  • 3122989510 | +1 312-298-9510 Illinois U.S.A.
  • 3122989511 | +1 312-298-9511 Illinois U.S.A.
  • 3122989512 | +1 312-298-9512 Illinois U.S.A.
  • 3122989513 | +1 312-298-9513 Illinois U.S.A.
  • 3122989514 | +1 312-298-9514 Illinois U.S.A.
  • 3122989515 | +1 312-298-9515 Illinois U.S.A.
  • 3122989516 | +1 312-298-9516 Illinois U.S.A.
  • 3122989517 | +1 312-298-9517 Illinois U.S.A.
  • 3122989518 | +1 312-298-9518 Illinois U.S.A.
  • 3122989519 | +1 312-298-9519 Illinois U.S.A.
  • 3122989520 | +1 312-298-9520 Illinois U.S.A.
  • 3122989521 | +1 312-298-9521 Illinois U.S.A.
  • 3122989522 | +1 312-298-9522 Illinois U.S.A.
  • 3122989523 | +1 312-298-9523 Illinois U.S.A.
  • 3122989524 | +1 312-298-9524 Illinois U.S.A.
  • 3122989525 | +1 312-298-9525 Illinois U.S.A.
  • 3122989526 | +1 312-298-9526 Illinois U.S.A.
  • 3122989527 | +1 312-298-9527 Illinois U.S.A.
  • 3122989528 | +1 312-298-9528 Illinois U.S.A.
  • 3122989529 | +1 312-298-9529 Illinois U.S.A.
  • 3122989530 | +1 312-298-9530 Illinois U.S.A.
  • 3122989531 | +1 312-298-9531 Illinois U.S.A.
  • 3122989532 | +1 312-298-9532 Illinois U.S.A.
  • 3122989533 | +1 312-298-9533 Illinois U.S.A.
  • 3122989534 | +1 312-298-9534 Illinois U.S.A.
  • 3122989535 | +1 312-298-9535 Illinois U.S.A.
  • 3122989536 | +1 312-298-9536 Illinois U.S.A.
  • 3122989537 | +1 312-298-9537 Illinois U.S.A.
  • 3122989538 | +1 312-298-9538 Illinois U.S.A.
  • 3122989539 | +1 312-298-9539 Illinois U.S.A.
  • 3122989540 | +1 312-298-9540 Illinois U.S.A.
  • 3122989541 | +1 312-298-9541 Illinois U.S.A.
  • 3122989542 | +1 312-298-9542 Illinois U.S.A.
  • 3122989543 | +1 312-298-9543 Illinois U.S.A.
  • 3122989544 | +1 312-298-9544 Illinois U.S.A.
  • 3122989545 | +1 312-298-9545 Illinois U.S.A.
  • 3122989546 | +1 312-298-9546 Illinois U.S.A.
  • 3122989547 | +1 312-298-9547 Illinois U.S.A.
  • 3122989548 | +1 312-298-9548 Illinois U.S.A.
  • 3122989549 | +1 312-298-9549 Illinois U.S.A.
  • 3122989550 | +1 312-298-9550 Illinois U.S.A.
  • 3122989551 | +1 312-298-9551 Illinois U.S.A.
  • 3122989552 | +1 312-298-9552 Illinois U.S.A.
  • 3122989553 | +1 312-298-9553 Illinois U.S.A.
  • 3122989554 | +1 312-298-9554 Illinois U.S.A.
  • 3122989555 | +1 312-298-9555 Illinois U.S.A.
  • 3122989556 | +1 312-298-9556 Illinois U.S.A.
  • 3122989557 | +1 312-298-9557 Illinois U.S.A.
  • 3122989558 | +1 312-298-9558 Illinois U.S.A.
  • 3122989559 | +1 312-298-9559 Illinois U.S.A.
  • 3122989560 | +1 312-298-9560 Illinois U.S.A.
  • 3122989561 | +1 312-298-9561 Illinois U.S.A.
  • 3122989562 | +1 312-298-9562 Illinois U.S.A.
  • 3122989563 | +1 312-298-9563 Illinois U.S.A.
  • 3122989564 | +1 312-298-9564 Illinois U.S.A.
  • 3122989565 | +1 312-298-9565 Illinois U.S.A.
  • 3122989566 | +1 312-298-9566 Illinois U.S.A.
  • 3122989567 | +1 312-298-9567 Illinois U.S.A.
  • 3122989568 | +1 312-298-9568 Illinois U.S.A.
  • 3122989569 | +1 312-298-9569 Illinois U.S.A.
  • 3122989570 | +1 312-298-9570 Illinois U.S.A.
  • 3122989571 | +1 312-298-9571 Illinois U.S.A.
  • 3122989572 | +1 312-298-9572 Illinois U.S.A.
  • 3122989573 | +1 312-298-9573 Illinois U.S.A.
  • 3122989574 | +1 312-298-9574 Illinois U.S.A.
  • 3122989575 | +1 312-298-9575 Illinois U.S.A.
  • 3122989576 | +1 312-298-9576 Illinois U.S.A.
  • 3122989577 | +1 312-298-9577 Illinois U.S.A.
  • 3122989578 | +1 312-298-9578 Illinois U.S.A.
  • 3122989579 | +1 312-298-9579 Illinois U.S.A.
  • 3122989580 | +1 312-298-9580 Illinois U.S.A.
  • 3122989581 | +1 312-298-9581 Illinois U.S.A.
  • 3122989582 | +1 312-298-9582 Illinois U.S.A.
  • 3122989583 | +1 312-298-9583 Illinois U.S.A.
  • 3122989584 | +1 312-298-9584 Illinois U.S.A.
  • 3122989585 | +1 312-298-9585 Illinois U.S.A.
  • 3122989586 | +1 312-298-9586 Illinois U.S.A.
  • 3122989587 | +1 312-298-9587 Illinois U.S.A.
  • 3122989588 | +1 312-298-9588 Illinois U.S.A.
  • 3122989589 | +1 312-298-9589 Illinois U.S.A.
  • 3122989590 | +1 312-298-9590 Illinois U.S.A.
  • 3122989591 | +1 312-298-9591 Illinois U.S.A.
  • 3122989592 | +1 312-298-9592 Illinois U.S.A.
  • 3122989593 | +1 312-298-9593 Illinois U.S.A.
  • 3122989594 | +1 312-298-9594 Illinois U.S.A.
  • 3122989595 | +1 312-298-9595 Illinois U.S.A.
  • 3122989596 | +1 312-298-9596 Illinois U.S.A.
  • 3122989597 | +1 312-298-9597 Illinois U.S.A.
  • 3122989598 | +1 312-298-9598 Illinois U.S.A.
  • 3122989599 | +1 312-298-9599 Illinois U.S.A.