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).

  • 3127129400 | +1 312-712-9400 Illinois U.S.A.
  • 3127129401 | +1 312-712-9401 Illinois U.S.A.
  • 3127129402 | +1 312-712-9402 Illinois U.S.A.
  • 3127129403 | +1 312-712-9403 Illinois U.S.A.
  • 3127129404 | +1 312-712-9404 Illinois U.S.A.
  • 3127129405 | +1 312-712-9405 Illinois U.S.A.
  • 3127129406 | +1 312-712-9406 Illinois U.S.A.
  • 3127129407 | +1 312-712-9407 Illinois U.S.A.
  • 3127129408 | +1 312-712-9408 Illinois U.S.A.
  • 3127129409 | +1 312-712-9409 Illinois U.S.A.
  • 3127129410 | +1 312-712-9410 Illinois U.S.A.
  • 3127129411 | +1 312-712-9411 Illinois U.S.A.
  • 3127129412 | +1 312-712-9412 Illinois U.S.A.
  • 3127129413 | +1 312-712-9413 Illinois U.S.A.
  • 3127129414 | +1 312-712-9414 Illinois U.S.A.
  • 3127129415 | +1 312-712-9415 Illinois U.S.A.
  • 3127129416 | +1 312-712-9416 Illinois U.S.A.
  • 3127129417 | +1 312-712-9417 Illinois U.S.A.
  • 3127129418 | +1 312-712-9418 Illinois U.S.A.
  • 3127129419 | +1 312-712-9419 Illinois U.S.A.
  • 3127129420 | +1 312-712-9420 Illinois U.S.A.
  • 3127129421 | +1 312-712-9421 Illinois U.S.A.
  • 3127129422 | +1 312-712-9422 Illinois U.S.A.
  • 3127129423 | +1 312-712-9423 Illinois U.S.A.
  • 3127129424 | +1 312-712-9424 Illinois U.S.A.
  • 3127129425 | +1 312-712-9425 Illinois U.S.A.
  • 3127129426 | +1 312-712-9426 Illinois U.S.A.
  • 3127129427 | +1 312-712-9427 Illinois U.S.A.
  • 3127129428 | +1 312-712-9428 Illinois U.S.A.
  • 3127129429 | +1 312-712-9429 Illinois U.S.A.
  • 3127129430 | +1 312-712-9430 Illinois U.S.A.
  • 3127129431 | +1 312-712-9431 Illinois U.S.A.
  • 3127129432 | +1 312-712-9432 Illinois U.S.A.
  • 3127129433 | +1 312-712-9433 Illinois U.S.A.
  • 3127129434 | +1 312-712-9434 Illinois U.S.A.
  • 3127129435 | +1 312-712-9435 Illinois U.S.A.
  • 3127129436 | +1 312-712-9436 Illinois U.S.A.
  • 3127129437 | +1 312-712-9437 Illinois U.S.A.
  • 3127129438 | +1 312-712-9438 Illinois U.S.A.
  • 3127129439 | +1 312-712-9439 Illinois U.S.A.
  • 3127129440 | +1 312-712-9440 Illinois U.S.A.
  • 3127129441 | +1 312-712-9441 Illinois U.S.A.
  • 3127129442 | +1 312-712-9442 Illinois U.S.A.
  • 3127129443 | +1 312-712-9443 Illinois U.S.A.
  • 3127129444 | +1 312-712-9444 Illinois U.S.A.
  • 3127129445 | +1 312-712-9445 Illinois U.S.A.
  • 3127129446 | +1 312-712-9446 Illinois U.S.A.
  • 3127129447 | +1 312-712-9447 Illinois U.S.A.
  • 3127129448 | +1 312-712-9448 Illinois U.S.A.
  • 3127129449 | +1 312-712-9449 Illinois U.S.A.
  • 3127129450 | +1 312-712-9450 Illinois U.S.A.
  • 3127129451 | +1 312-712-9451 Illinois U.S.A.
  • 3127129452 | +1 312-712-9452 Illinois U.S.A.
  • 3127129453 | +1 312-712-9453 Illinois U.S.A.
  • 3127129454 | +1 312-712-9454 Illinois U.S.A.
  • 3127129455 | +1 312-712-9455 Illinois U.S.A.
  • 3127129456 | +1 312-712-9456 Illinois U.S.A.
  • 3127129457 | +1 312-712-9457 Illinois U.S.A.
  • 3127129458 | +1 312-712-9458 Illinois U.S.A.
  • 3127129459 | +1 312-712-9459 Illinois U.S.A.
  • 3127129460 | +1 312-712-9460 Illinois U.S.A.
  • 3127129461 | +1 312-712-9461 Illinois U.S.A.
  • 3127129462 | +1 312-712-9462 Illinois U.S.A.
  • 3127129463 | +1 312-712-9463 Illinois U.S.A.
  • 3127129464 | +1 312-712-9464 Illinois U.S.A.
  • 3127129465 | +1 312-712-9465 Illinois U.S.A.
  • 3127129466 | +1 312-712-9466 Illinois U.S.A.
  • 3127129467 | +1 312-712-9467 Illinois U.S.A.
  • 3127129468 | +1 312-712-9468 Illinois U.S.A.
  • 3127129469 | +1 312-712-9469 Illinois U.S.A.
  • 3127129470 | +1 312-712-9470 Illinois U.S.A.
  • 3127129471 | +1 312-712-9471 Illinois U.S.A.
  • 3127129472 | +1 312-712-9472 Illinois U.S.A.
  • 3127129473 | +1 312-712-9473 Illinois U.S.A.
  • 3127129474 | +1 312-712-9474 Illinois U.S.A.
  • 3127129475 | +1 312-712-9475 Illinois U.S.A.
  • 3127129476 | +1 312-712-9476 Illinois U.S.A.
  • 3127129477 | +1 312-712-9477 Illinois U.S.A.
  • 3127129478 | +1 312-712-9478 Illinois U.S.A.
  • 3127129479 | +1 312-712-9479 Illinois U.S.A.
  • 3127129480 | +1 312-712-9480 Illinois U.S.A.
  • 3127129481 | +1 312-712-9481 Illinois U.S.A.
  • 3127129482 | +1 312-712-9482 Illinois U.S.A.
  • 3127129483 | +1 312-712-9483 Illinois U.S.A.
  • 3127129484 | +1 312-712-9484 Illinois U.S.A.
  • 3127129485 | +1 312-712-9485 Illinois U.S.A.
  • 3127129486 | +1 312-712-9486 Illinois U.S.A.
  • 3127129487 | +1 312-712-9487 Illinois U.S.A.
  • 3127129488 | +1 312-712-9488 Illinois U.S.A.
  • 3127129489 | +1 312-712-9489 Illinois U.S.A.
  • 3127129490 | +1 312-712-9490 Illinois U.S.A.
  • 3127129491 | +1 312-712-9491 Illinois U.S.A.
  • 3127129492 | +1 312-712-9492 Illinois U.S.A.
  • 3127129493 | +1 312-712-9493 Illinois U.S.A.
  • 3127129494 | +1 312-712-9494 Illinois U.S.A.
  • 3127129495 | +1 312-712-9495 Illinois U.S.A.
  • 3127129496 | +1 312-712-9496 Illinois U.S.A.
  • 3127129497 | +1 312-712-9497 Illinois U.S.A.
  • 3127129498 | +1 312-712-9498 Illinois U.S.A.
  • 3127129499 | +1 312-712-9499 Illinois U.S.A.