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).

  • 3127129500 | +1 312-712-9500 Illinois U.S.A.
  • 3127129501 | +1 312-712-9501 Illinois U.S.A.
  • 3127129502 | +1 312-712-9502 Illinois U.S.A.
  • 3127129503 | +1 312-712-9503 Illinois U.S.A.
  • 3127129504 | +1 312-712-9504 Illinois U.S.A.
  • 3127129505 | +1 312-712-9505 Illinois U.S.A.
  • 3127129506 | +1 312-712-9506 Illinois U.S.A.
  • 3127129507 | +1 312-712-9507 Illinois U.S.A.
  • 3127129508 | +1 312-712-9508 Illinois U.S.A.
  • 3127129509 | +1 312-712-9509 Illinois U.S.A.
  • 3127129510 | +1 312-712-9510 Illinois U.S.A.
  • 3127129511 | +1 312-712-9511 Illinois U.S.A.
  • 3127129512 | +1 312-712-9512 Illinois U.S.A.
  • 3127129513 | +1 312-712-9513 Illinois U.S.A.
  • 3127129514 | +1 312-712-9514 Illinois U.S.A.
  • 3127129515 | +1 312-712-9515 Illinois U.S.A.
  • 3127129516 | +1 312-712-9516 Illinois U.S.A.
  • 3127129517 | +1 312-712-9517 Illinois U.S.A.
  • 3127129518 | +1 312-712-9518 Illinois U.S.A.
  • 3127129519 | +1 312-712-9519 Illinois U.S.A.
  • 3127129520 | +1 312-712-9520 Illinois U.S.A.
  • 3127129521 | +1 312-712-9521 Illinois U.S.A.
  • 3127129522 | +1 312-712-9522 Illinois U.S.A.
  • 3127129523 | +1 312-712-9523 Illinois U.S.A.
  • 3127129524 | +1 312-712-9524 Illinois U.S.A.
  • 3127129525 | +1 312-712-9525 Illinois U.S.A.
  • 3127129526 | +1 312-712-9526 Illinois U.S.A.
  • 3127129527 | +1 312-712-9527 Illinois U.S.A.
  • 3127129528 | +1 312-712-9528 Illinois U.S.A.
  • 3127129529 | +1 312-712-9529 Illinois U.S.A.
  • 3127129530 | +1 312-712-9530 Illinois U.S.A.
  • 3127129531 | +1 312-712-9531 Illinois U.S.A.
  • 3127129532 | +1 312-712-9532 Illinois U.S.A.
  • 3127129533 | +1 312-712-9533 Illinois U.S.A.
  • 3127129534 | +1 312-712-9534 Illinois U.S.A.
  • 3127129535 | +1 312-712-9535 Illinois U.S.A.
  • 3127129536 | +1 312-712-9536 Illinois U.S.A.
  • 3127129537 | +1 312-712-9537 Illinois U.S.A.
  • 3127129538 | +1 312-712-9538 Illinois U.S.A.
  • 3127129539 | +1 312-712-9539 Illinois U.S.A.
  • 3127129540 | +1 312-712-9540 Illinois U.S.A.
  • 3127129541 | +1 312-712-9541 Illinois U.S.A.
  • 3127129542 | +1 312-712-9542 Illinois U.S.A.
  • 3127129543 | +1 312-712-9543 Illinois U.S.A.
  • 3127129544 | +1 312-712-9544 Illinois U.S.A.
  • 3127129545 | +1 312-712-9545 Illinois U.S.A.
  • 3127129546 | +1 312-712-9546 Illinois U.S.A.
  • 3127129547 | +1 312-712-9547 Illinois U.S.A.
  • 3127129548 | +1 312-712-9548 Illinois U.S.A.
  • 3127129549 | +1 312-712-9549 Illinois U.S.A.
  • 3127129550 | +1 312-712-9550 Illinois U.S.A.
  • 3127129551 | +1 312-712-9551 Illinois U.S.A.
  • 3127129552 | +1 312-712-9552 Illinois U.S.A.
  • 3127129553 | +1 312-712-9553 Illinois U.S.A.
  • 3127129554 | +1 312-712-9554 Illinois U.S.A.
  • 3127129555 | +1 312-712-9555 Illinois U.S.A.
  • 3127129556 | +1 312-712-9556 Illinois U.S.A.
  • 3127129557 | +1 312-712-9557 Illinois U.S.A.
  • 3127129558 | +1 312-712-9558 Illinois U.S.A.
  • 3127129559 | +1 312-712-9559 Illinois U.S.A.
  • 3127129560 | +1 312-712-9560 Illinois U.S.A.
  • 3127129561 | +1 312-712-9561 Illinois U.S.A.
  • 3127129562 | +1 312-712-9562 Illinois U.S.A.
  • 3127129563 | +1 312-712-9563 Illinois U.S.A.
  • 3127129564 | +1 312-712-9564 Illinois U.S.A.
  • 3127129565 | +1 312-712-9565 Illinois U.S.A.
  • 3127129566 | +1 312-712-9566 Illinois U.S.A.
  • 3127129567 | +1 312-712-9567 Illinois U.S.A.
  • 3127129568 | +1 312-712-9568 Illinois U.S.A.
  • 3127129569 | +1 312-712-9569 Illinois U.S.A.
  • 3127129570 | +1 312-712-9570 Illinois U.S.A.
  • 3127129571 | +1 312-712-9571 Illinois U.S.A.
  • 3127129572 | +1 312-712-9572 Illinois U.S.A.
  • 3127129573 | +1 312-712-9573 Illinois U.S.A.
  • 3127129574 | +1 312-712-9574 Illinois U.S.A.
  • 3127129575 | +1 312-712-9575 Illinois U.S.A.
  • 3127129576 | +1 312-712-9576 Illinois U.S.A.
  • 3127129577 | +1 312-712-9577 Illinois U.S.A.
  • 3127129578 | +1 312-712-9578 Illinois U.S.A.
  • 3127129579 | +1 312-712-9579 Illinois U.S.A.
  • 3127129580 | +1 312-712-9580 Illinois U.S.A.
  • 3127129581 | +1 312-712-9581 Illinois U.S.A.
  • 3127129582 | +1 312-712-9582 Illinois U.S.A.
  • 3127129583 | +1 312-712-9583 Illinois U.S.A.
  • 3127129584 | +1 312-712-9584 Illinois U.S.A.
  • 3127129585 | +1 312-712-9585 Illinois U.S.A.
  • 3127129586 | +1 312-712-9586 Illinois U.S.A.
  • 3127129587 | +1 312-712-9587 Illinois U.S.A.
  • 3127129588 | +1 312-712-9588 Illinois U.S.A.
  • 3127129589 | +1 312-712-9589 Illinois U.S.A.
  • 3127129590 | +1 312-712-9590 Illinois U.S.A.
  • 3127129591 | +1 312-712-9591 Illinois U.S.A.
  • 3127129592 | +1 312-712-9592 Illinois U.S.A.
  • 3127129593 | +1 312-712-9593 Illinois U.S.A.
  • 3127129594 | +1 312-712-9594 Illinois U.S.A.
  • 3127129595 | +1 312-712-9595 Illinois U.S.A.
  • 3127129596 | +1 312-712-9596 Illinois U.S.A.
  • 3127129597 | +1 312-712-9597 Illinois U.S.A.
  • 3127129598 | +1 312-712-9598 Illinois U.S.A.
  • 3127129599 | +1 312-712-9599 Illinois U.S.A.