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).

  • 3124729400 | +1 312-472-9400 Illinois U.S.A.
  • 3124729401 | +1 312-472-9401 Illinois U.S.A.
  • 3124729402 | +1 312-472-9402 Illinois U.S.A.
  • 3124729403 | +1 312-472-9403 Illinois U.S.A.
  • 3124729404 | +1 312-472-9404 Illinois U.S.A.
  • 3124729405 | +1 312-472-9405 Illinois U.S.A.
  • 3124729406 | +1 312-472-9406 Illinois U.S.A.
  • 3124729407 | +1 312-472-9407 Illinois U.S.A.
  • 3124729408 | +1 312-472-9408 Illinois U.S.A.
  • 3124729409 | +1 312-472-9409 Illinois U.S.A.
  • 3124729410 | +1 312-472-9410 Illinois U.S.A.
  • 3124729411 | +1 312-472-9411 Illinois U.S.A.
  • 3124729412 | +1 312-472-9412 Illinois U.S.A.
  • 3124729413 | +1 312-472-9413 Illinois U.S.A.
  • 3124729414 | +1 312-472-9414 Illinois U.S.A.
  • 3124729415 | +1 312-472-9415 Illinois U.S.A.
  • 3124729416 | +1 312-472-9416 Illinois U.S.A.
  • 3124729417 | +1 312-472-9417 Illinois U.S.A.
  • 3124729418 | +1 312-472-9418 Illinois U.S.A.
  • 3124729419 | +1 312-472-9419 Illinois U.S.A.
  • 3124729420 | +1 312-472-9420 Illinois U.S.A.
  • 3124729421 | +1 312-472-9421 Illinois U.S.A.
  • 3124729422 | +1 312-472-9422 Illinois U.S.A.
  • 3124729423 | +1 312-472-9423 Illinois U.S.A.
  • 3124729424 | +1 312-472-9424 Illinois U.S.A.
  • 3124729425 | +1 312-472-9425 Illinois U.S.A.
  • 3124729426 | +1 312-472-9426 Illinois U.S.A.
  • 3124729427 | +1 312-472-9427 Illinois U.S.A.
  • 3124729428 | +1 312-472-9428 Illinois U.S.A.
  • 3124729429 | +1 312-472-9429 Illinois U.S.A.
  • 3124729430 | +1 312-472-9430 Illinois U.S.A.
  • 3124729431 | +1 312-472-9431 Illinois U.S.A.
  • 3124729432 | +1 312-472-9432 Illinois U.S.A.
  • 3124729433 | +1 312-472-9433 Illinois U.S.A.
  • 3124729434 | +1 312-472-9434 Illinois U.S.A.
  • 3124729435 | +1 312-472-9435 Illinois U.S.A.
  • 3124729436 | +1 312-472-9436 Illinois U.S.A.
  • 3124729437 | +1 312-472-9437 Illinois U.S.A.
  • 3124729438 | +1 312-472-9438 Illinois U.S.A.
  • 3124729439 | +1 312-472-9439 Illinois U.S.A.
  • 3124729440 | +1 312-472-9440 Illinois U.S.A.
  • 3124729441 | +1 312-472-9441 Illinois U.S.A.
  • 3124729442 | +1 312-472-9442 Illinois U.S.A.
  • 3124729443 | +1 312-472-9443 Illinois U.S.A.
  • 3124729444 | +1 312-472-9444 Illinois U.S.A.
  • 3124729445 | +1 312-472-9445 Illinois U.S.A.
  • 3124729446 | +1 312-472-9446 Illinois U.S.A.
  • 3124729447 | +1 312-472-9447 Illinois U.S.A.
  • 3124729448 | +1 312-472-9448 Illinois U.S.A.
  • 3124729449 | +1 312-472-9449 Illinois U.S.A.
  • 3124729450 | +1 312-472-9450 Illinois U.S.A.
  • 3124729451 | +1 312-472-9451 Illinois U.S.A.
  • 3124729452 | +1 312-472-9452 Illinois U.S.A.
  • 3124729453 | +1 312-472-9453 Illinois U.S.A.
  • 3124729454 | +1 312-472-9454 Illinois U.S.A.
  • 3124729455 | +1 312-472-9455 Illinois U.S.A.
  • 3124729456 | +1 312-472-9456 Illinois U.S.A.
  • 3124729457 | +1 312-472-9457 Illinois U.S.A.
  • 3124729458 | +1 312-472-9458 Illinois U.S.A.
  • 3124729459 | +1 312-472-9459 Illinois U.S.A.
  • 3124729460 | +1 312-472-9460 Illinois U.S.A.
  • 3124729461 | +1 312-472-9461 Illinois U.S.A.
  • 3124729462 | +1 312-472-9462 Illinois U.S.A.
  • 3124729463 | +1 312-472-9463 Illinois U.S.A.
  • 3124729464 | +1 312-472-9464 Illinois U.S.A.
  • 3124729465 | +1 312-472-9465 Illinois U.S.A.
  • 3124729466 | +1 312-472-9466 Illinois U.S.A.
  • 3124729467 | +1 312-472-9467 Illinois U.S.A.
  • 3124729468 | +1 312-472-9468 Illinois U.S.A.
  • 3124729469 | +1 312-472-9469 Illinois U.S.A.
  • 3124729470 | +1 312-472-9470 Illinois U.S.A.
  • 3124729471 | +1 312-472-9471 Illinois U.S.A.
  • 3124729472 | +1 312-472-9472 Illinois U.S.A.
  • 3124729473 | +1 312-472-9473 Illinois U.S.A.
  • 3124729474 | +1 312-472-9474 Illinois U.S.A.
  • 3124729475 | +1 312-472-9475 Illinois U.S.A.
  • 3124729476 | +1 312-472-9476 Illinois U.S.A.
  • 3124729477 | +1 312-472-9477 Illinois U.S.A.
  • 3124729478 | +1 312-472-9478 Illinois U.S.A.
  • 3124729479 | +1 312-472-9479 Illinois U.S.A.
  • 3124729480 | +1 312-472-9480 Illinois U.S.A.
  • 3124729481 | +1 312-472-9481 Illinois U.S.A.
  • 3124729482 | +1 312-472-9482 Illinois U.S.A.
  • 3124729483 | +1 312-472-9483 Illinois U.S.A.
  • 3124729484 | +1 312-472-9484 Illinois U.S.A.
  • 3124729485 | +1 312-472-9485 Illinois U.S.A.
  • 3124729486 | +1 312-472-9486 Illinois U.S.A.
  • 3124729487 | +1 312-472-9487 Illinois U.S.A.
  • 3124729488 | +1 312-472-9488 Illinois U.S.A.
  • 3124729489 | +1 312-472-9489 Illinois U.S.A.
  • 3124729490 | +1 312-472-9490 Illinois U.S.A.
  • 3124729491 | +1 312-472-9491 Illinois U.S.A.
  • 3124729492 | +1 312-472-9492 Illinois U.S.A.
  • 3124729493 | +1 312-472-9493 Illinois U.S.A.
  • 3124729494 | +1 312-472-9494 Illinois U.S.A.
  • 3124729495 | +1 312-472-9495 Illinois U.S.A.
  • 3124729496 | +1 312-472-9496 Illinois U.S.A.
  • 3124729497 | +1 312-472-9497 Illinois U.S.A.
  • 3124729498 | +1 312-472-9498 Illinois U.S.A.
  • 3124729499 | +1 312-472-9499 Illinois U.S.A.