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).

  • 3127810400 | +1 312-781-0400 Illinois U.S.A.
  • 3127810401 | +1 312-781-0401 Illinois U.S.A.
  • 3127810402 | +1 312-781-0402 Illinois U.S.A.
  • 3127810403 | +1 312-781-0403 Illinois U.S.A.
  • 3127810404 | +1 312-781-0404 Illinois U.S.A.
  • 3127810405 | +1 312-781-0405 Illinois U.S.A.
  • 3127810406 | +1 312-781-0406 Illinois U.S.A.
  • 3127810407 | +1 312-781-0407 Illinois U.S.A.
  • 3127810408 | +1 312-781-0408 Illinois U.S.A.
  • 3127810409 | +1 312-781-0409 Illinois U.S.A.
  • 3127810410 | +1 312-781-0410 Illinois U.S.A.
  • 3127810411 | +1 312-781-0411 Illinois U.S.A.
  • 3127810412 | +1 312-781-0412 Illinois U.S.A.
  • 3127810413 | +1 312-781-0413 Illinois U.S.A.
  • 3127810414 | +1 312-781-0414 Illinois U.S.A.
  • 3127810415 | +1 312-781-0415 Illinois U.S.A.
  • 3127810416 | +1 312-781-0416 Illinois U.S.A.
  • 3127810417 | +1 312-781-0417 Illinois U.S.A.
  • 3127810418 | +1 312-781-0418 Illinois U.S.A.
  • 3127810419 | +1 312-781-0419 Illinois U.S.A.
  • 3127810420 | +1 312-781-0420 Illinois U.S.A.
  • 3127810421 | +1 312-781-0421 Illinois U.S.A.
  • 3127810422 | +1 312-781-0422 Illinois U.S.A.
  • 3127810423 | +1 312-781-0423 Illinois U.S.A.
  • 3127810424 | +1 312-781-0424 Illinois U.S.A.
  • 3127810425 | +1 312-781-0425 Illinois U.S.A.
  • 3127810426 | +1 312-781-0426 Illinois U.S.A.
  • 3127810427 | +1 312-781-0427 Illinois U.S.A.
  • 3127810428 | +1 312-781-0428 Illinois U.S.A.
  • 3127810429 | +1 312-781-0429 Illinois U.S.A.
  • 3127810430 | +1 312-781-0430 Illinois U.S.A.
  • 3127810431 | +1 312-781-0431 Illinois U.S.A.
  • 3127810432 | +1 312-781-0432 Illinois U.S.A.
  • 3127810433 | +1 312-781-0433 Illinois U.S.A.
  • 3127810434 | +1 312-781-0434 Illinois U.S.A.
  • 3127810435 | +1 312-781-0435 Illinois U.S.A.
  • 3127810436 | +1 312-781-0436 Illinois U.S.A.
  • 3127810437 | +1 312-781-0437 Illinois U.S.A.
  • 3127810438 | +1 312-781-0438 Illinois U.S.A.
  • 3127810439 | +1 312-781-0439 Illinois U.S.A.
  • 3127810440 | +1 312-781-0440 Illinois U.S.A.
  • 3127810441 | +1 312-781-0441 Illinois U.S.A.
  • 3127810442 | +1 312-781-0442 Illinois U.S.A.
  • 3127810443 | +1 312-781-0443 Illinois U.S.A.
  • 3127810444 | +1 312-781-0444 Illinois U.S.A.
  • 3127810445 | +1 312-781-0445 Illinois U.S.A.
  • 3127810446 | +1 312-781-0446 Illinois U.S.A.
  • 3127810447 | +1 312-781-0447 Illinois U.S.A.
  • 3127810448 | +1 312-781-0448 Illinois U.S.A.
  • 3127810449 | +1 312-781-0449 Illinois U.S.A.
  • 3127810450 | +1 312-781-0450 Illinois U.S.A.
  • 3127810451 | +1 312-781-0451 Illinois U.S.A.
  • 3127810452 | +1 312-781-0452 Illinois U.S.A.
  • 3127810453 | +1 312-781-0453 Illinois U.S.A.
  • 3127810454 | +1 312-781-0454 Illinois U.S.A.
  • 3127810455 | +1 312-781-0455 Illinois U.S.A.
  • 3127810456 | +1 312-781-0456 Illinois U.S.A.
  • 3127810457 | +1 312-781-0457 Illinois U.S.A.
  • 3127810458 | +1 312-781-0458 Illinois U.S.A.
  • 3127810459 | +1 312-781-0459 Illinois U.S.A.
  • 3127810460 | +1 312-781-0460 Illinois U.S.A.
  • 3127810461 | +1 312-781-0461 Illinois U.S.A.
  • 3127810462 | +1 312-781-0462 Illinois U.S.A.
  • 3127810463 | +1 312-781-0463 Illinois U.S.A.
  • 3127810464 | +1 312-781-0464 Illinois U.S.A.
  • 3127810465 | +1 312-781-0465 Illinois U.S.A.
  • 3127810466 | +1 312-781-0466 Illinois U.S.A.
  • 3127810467 | +1 312-781-0467 Illinois U.S.A.
  • 3127810468 | +1 312-781-0468 Illinois U.S.A.
  • 3127810469 | +1 312-781-0469 Illinois U.S.A.
  • 3127810470 | +1 312-781-0470 Illinois U.S.A.
  • 3127810471 | +1 312-781-0471 Illinois U.S.A.
  • 3127810472 | +1 312-781-0472 Illinois U.S.A.
  • 3127810473 | +1 312-781-0473 Illinois U.S.A.
  • 3127810474 | +1 312-781-0474 Illinois U.S.A.
  • 3127810475 | +1 312-781-0475 Illinois U.S.A.
  • 3127810476 | +1 312-781-0476 Illinois U.S.A.
  • 3127810477 | +1 312-781-0477 Illinois U.S.A.
  • 3127810478 | +1 312-781-0478 Illinois U.S.A.
  • 3127810479 | +1 312-781-0479 Illinois U.S.A.
  • 3127810480 | +1 312-781-0480 Illinois U.S.A.
  • 3127810481 | +1 312-781-0481 Illinois U.S.A.
  • 3127810482 | +1 312-781-0482 Illinois U.S.A.
  • 3127810483 | +1 312-781-0483 Illinois U.S.A.
  • 3127810484 | +1 312-781-0484 Illinois U.S.A.
  • 3127810485 | +1 312-781-0485 Illinois U.S.A.
  • 3127810486 | +1 312-781-0486 Illinois U.S.A.
  • 3127810487 | +1 312-781-0487 Illinois U.S.A.
  • 3127810488 | +1 312-781-0488 Illinois U.S.A.
  • 3127810489 | +1 312-781-0489 Illinois U.S.A.
  • 3127810490 | +1 312-781-0490 Illinois U.S.A.
  • 3127810491 | +1 312-781-0491 Illinois U.S.A.
  • 3127810492 | +1 312-781-0492 Illinois U.S.A.
  • 3127810493 | +1 312-781-0493 Illinois U.S.A.
  • 3127810494 | +1 312-781-0494 Illinois U.S.A.
  • 3127810495 | +1 312-781-0495 Illinois U.S.A.
  • 3127810496 | +1 312-781-0496 Illinois U.S.A.
  • 3127810497 | +1 312-781-0497 Illinois U.S.A.
  • 3127810498 | +1 312-781-0498 Illinois U.S.A.
  • 3127810499 | +1 312-781-0499 Illinois U.S.A.