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).

  • 3123339400 | +1 312-333-9400 Illinois U.S.A.
  • 3123339401 | +1 312-333-9401 Illinois U.S.A.
  • 3123339402 | +1 312-333-9402 Illinois U.S.A.
  • 3123339403 | +1 312-333-9403 Illinois U.S.A.
  • 3123339404 | +1 312-333-9404 Illinois U.S.A.
  • 3123339405 | +1 312-333-9405 Illinois U.S.A.
  • 3123339406 | +1 312-333-9406 Illinois U.S.A.
  • 3123339407 | +1 312-333-9407 Illinois U.S.A.
  • 3123339408 | +1 312-333-9408 Illinois U.S.A.
  • 3123339409 | +1 312-333-9409 Illinois U.S.A.
  • 3123339410 | +1 312-333-9410 Illinois U.S.A.
  • 3123339411 | +1 312-333-9411 Illinois U.S.A.
  • 3123339412 | +1 312-333-9412 Illinois U.S.A.
  • 3123339413 | +1 312-333-9413 Illinois U.S.A.
  • 3123339414 | +1 312-333-9414 Illinois U.S.A.
  • 3123339415 | +1 312-333-9415 Illinois U.S.A.
  • 3123339416 | +1 312-333-9416 Illinois U.S.A.
  • 3123339417 | +1 312-333-9417 Illinois U.S.A.
  • 3123339418 | +1 312-333-9418 Illinois U.S.A.
  • 3123339419 | +1 312-333-9419 Illinois U.S.A.
  • 3123339420 | +1 312-333-9420 Illinois U.S.A.
  • 3123339421 | +1 312-333-9421 Illinois U.S.A.
  • 3123339422 | +1 312-333-9422 Illinois U.S.A.
  • 3123339423 | +1 312-333-9423 Illinois U.S.A.
  • 3123339424 | +1 312-333-9424 Illinois U.S.A.
  • 3123339425 | +1 312-333-9425 Illinois U.S.A.
  • 3123339426 | +1 312-333-9426 Illinois U.S.A.
  • 3123339427 | +1 312-333-9427 Illinois U.S.A.
  • 3123339428 | +1 312-333-9428 Illinois U.S.A.
  • 3123339429 | +1 312-333-9429 Illinois U.S.A.
  • 3123339430 | +1 312-333-9430 Illinois U.S.A.
  • 3123339431 | +1 312-333-9431 Illinois U.S.A.
  • 3123339432 | +1 312-333-9432 Illinois U.S.A.
  • 3123339433 | +1 312-333-9433 Illinois U.S.A.
  • 3123339434 | +1 312-333-9434 Illinois U.S.A.
  • 3123339435 | +1 312-333-9435 Illinois U.S.A.
  • 3123339436 | +1 312-333-9436 Illinois U.S.A.
  • 3123339437 | +1 312-333-9437 Illinois U.S.A.
  • 3123339438 | +1 312-333-9438 Illinois U.S.A.
  • 3123339439 | +1 312-333-9439 Illinois U.S.A.
  • 3123339440 | +1 312-333-9440 Illinois U.S.A.
  • 3123339441 | +1 312-333-9441 Illinois U.S.A.
  • 3123339442 | +1 312-333-9442 Illinois U.S.A.
  • 3123339443 | +1 312-333-9443 Illinois U.S.A.
  • 3123339444 | +1 312-333-9444 Illinois U.S.A.
  • 3123339445 | +1 312-333-9445 Illinois U.S.A.
  • 3123339446 | +1 312-333-9446 Illinois U.S.A.
  • 3123339447 | +1 312-333-9447 Illinois U.S.A.
  • 3123339448 | +1 312-333-9448 Illinois U.S.A.
  • 3123339449 | +1 312-333-9449 Illinois U.S.A.
  • 3123339450 | +1 312-333-9450 Illinois U.S.A.
  • 3123339451 | +1 312-333-9451 Illinois U.S.A.
  • 3123339452 | +1 312-333-9452 Illinois U.S.A.
  • 3123339453 | +1 312-333-9453 Illinois U.S.A.
  • 3123339454 | +1 312-333-9454 Illinois U.S.A.
  • 3123339455 | +1 312-333-9455 Illinois U.S.A.
  • 3123339456 | +1 312-333-9456 Illinois U.S.A.
  • 3123339457 | +1 312-333-9457 Illinois U.S.A.
  • 3123339458 | +1 312-333-9458 Illinois U.S.A.
  • 3123339459 | +1 312-333-9459 Illinois U.S.A.
  • 3123339460 | +1 312-333-9460 Illinois U.S.A.
  • 3123339461 | +1 312-333-9461 Illinois U.S.A.
  • 3123339462 | +1 312-333-9462 Illinois U.S.A.
  • 3123339463 | +1 312-333-9463 Illinois U.S.A.
  • 3123339464 | +1 312-333-9464 Illinois U.S.A.
  • 3123339465 | +1 312-333-9465 Illinois U.S.A.
  • 3123339466 | +1 312-333-9466 Illinois U.S.A.
  • 3123339467 | +1 312-333-9467 Illinois U.S.A.
  • 3123339468 | +1 312-333-9468 Illinois U.S.A.
  • 3123339469 | +1 312-333-9469 Illinois U.S.A.
  • 3123339470 | +1 312-333-9470 Illinois U.S.A.
  • 3123339471 | +1 312-333-9471 Illinois U.S.A.
  • 3123339472 | +1 312-333-9472 Illinois U.S.A.
  • 3123339473 | +1 312-333-9473 Illinois U.S.A.
  • 3123339474 | +1 312-333-9474 Illinois U.S.A.
  • 3123339475 | +1 312-333-9475 Illinois U.S.A.
  • 3123339476 | +1 312-333-9476 Illinois U.S.A.
  • 3123339477 | +1 312-333-9477 Illinois U.S.A.
  • 3123339478 | +1 312-333-9478 Illinois U.S.A.
  • 3123339479 | +1 312-333-9479 Illinois U.S.A.
  • 3123339480 | +1 312-333-9480 Illinois U.S.A.
  • 3123339481 | +1 312-333-9481 Illinois U.S.A.
  • 3123339482 | +1 312-333-9482 Illinois U.S.A.
  • 3123339483 | +1 312-333-9483 Illinois U.S.A.
  • 3123339484 | +1 312-333-9484 Illinois U.S.A.
  • 3123339485 | +1 312-333-9485 Illinois U.S.A.
  • 3123339486 | +1 312-333-9486 Illinois U.S.A.
  • 3123339487 | +1 312-333-9487 Illinois U.S.A.
  • 3123339488 | +1 312-333-9488 Illinois U.S.A.
  • 3123339489 | +1 312-333-9489 Illinois U.S.A.
  • 3123339490 | +1 312-333-9490 Illinois U.S.A.
  • 3123339491 | +1 312-333-9491 Illinois U.S.A.
  • 3123339492 | +1 312-333-9492 Illinois U.S.A.
  • 3123339493 | +1 312-333-9493 Illinois U.S.A.
  • 3123339494 | +1 312-333-9494 Illinois U.S.A.
  • 3123339495 | +1 312-333-9495 Illinois U.S.A.
  • 3123339496 | +1 312-333-9496 Illinois U.S.A.
  • 3123339497 | +1 312-333-9497 Illinois U.S.A.
  • 3123339498 | +1 312-333-9498 Illinois U.S.A.
  • 3123339499 | +1 312-333-9499 Illinois U.S.A.