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).

  • 3124430400 | +1 312-443-0400 Illinois U.S.A.
  • 3124430401 | +1 312-443-0401 Illinois U.S.A.
  • 3124430402 | +1 312-443-0402 Illinois U.S.A.
  • 3124430403 | +1 312-443-0403 Illinois U.S.A.
  • 3124430404 | +1 312-443-0404 Illinois U.S.A.
  • 3124430405 | +1 312-443-0405 Illinois U.S.A.
  • 3124430406 | +1 312-443-0406 Illinois U.S.A.
  • 3124430407 | +1 312-443-0407 Illinois U.S.A.
  • 3124430408 | +1 312-443-0408 Illinois U.S.A.
  • 3124430409 | +1 312-443-0409 Illinois U.S.A.
  • 3124430410 | +1 312-443-0410 Illinois U.S.A.
  • 3124430411 | +1 312-443-0411 Illinois U.S.A.
  • 3124430412 | +1 312-443-0412 Illinois U.S.A.
  • 3124430413 | +1 312-443-0413 Illinois U.S.A.
  • 3124430414 | +1 312-443-0414 Illinois U.S.A.
  • 3124430415 | +1 312-443-0415 Illinois U.S.A.
  • 3124430416 | +1 312-443-0416 Illinois U.S.A.
  • 3124430417 | +1 312-443-0417 Illinois U.S.A.
  • 3124430418 | +1 312-443-0418 Illinois U.S.A.
  • 3124430419 | +1 312-443-0419 Illinois U.S.A.
  • 3124430420 | +1 312-443-0420 Illinois U.S.A.
  • 3124430421 | +1 312-443-0421 Illinois U.S.A.
  • 3124430422 | +1 312-443-0422 Illinois U.S.A.
  • 3124430423 | +1 312-443-0423 Illinois U.S.A.
  • 3124430424 | +1 312-443-0424 Illinois U.S.A.
  • 3124430425 | +1 312-443-0425 Illinois U.S.A.
  • 3124430426 | +1 312-443-0426 Illinois U.S.A.
  • 3124430427 | +1 312-443-0427 Illinois U.S.A.
  • 3124430428 | +1 312-443-0428 Illinois U.S.A.
  • 3124430429 | +1 312-443-0429 Illinois U.S.A.
  • 3124430430 | +1 312-443-0430 Illinois U.S.A.
  • 3124430431 | +1 312-443-0431 Illinois U.S.A.
  • 3124430432 | +1 312-443-0432 Illinois U.S.A.
  • 3124430433 | +1 312-443-0433 Illinois U.S.A.
  • 3124430434 | +1 312-443-0434 Illinois U.S.A.
  • 3124430435 | +1 312-443-0435 Illinois U.S.A.
  • 3124430436 | +1 312-443-0436 Illinois U.S.A.
  • 3124430437 | +1 312-443-0437 Illinois U.S.A.
  • 3124430438 | +1 312-443-0438 Illinois U.S.A.
  • 3124430439 | +1 312-443-0439 Illinois U.S.A.
  • 3124430440 | +1 312-443-0440 Illinois U.S.A.
  • 3124430441 | +1 312-443-0441 Illinois U.S.A.
  • 3124430442 | +1 312-443-0442 Illinois U.S.A.
  • 3124430443 | +1 312-443-0443 Illinois U.S.A.
  • 3124430444 | +1 312-443-0444 Illinois U.S.A.
  • 3124430445 | +1 312-443-0445 Illinois U.S.A.
  • 3124430446 | +1 312-443-0446 Illinois U.S.A.
  • 3124430447 | +1 312-443-0447 Illinois U.S.A.
  • 3124430448 | +1 312-443-0448 Illinois U.S.A.
  • 3124430449 | +1 312-443-0449 Illinois U.S.A.
  • 3124430450 | +1 312-443-0450 Illinois U.S.A.
  • 3124430451 | +1 312-443-0451 Illinois U.S.A.
  • 3124430452 | +1 312-443-0452 Illinois U.S.A.
  • 3124430453 | +1 312-443-0453 Illinois U.S.A.
  • 3124430454 | +1 312-443-0454 Illinois U.S.A.
  • 3124430455 | +1 312-443-0455 Illinois U.S.A.
  • 3124430456 | +1 312-443-0456 Illinois U.S.A.
  • 3124430457 | +1 312-443-0457 Illinois U.S.A.
  • 3124430458 | +1 312-443-0458 Illinois U.S.A.
  • 3124430459 | +1 312-443-0459 Illinois U.S.A.
  • 3124430460 | +1 312-443-0460 Illinois U.S.A.
  • 3124430461 | +1 312-443-0461 Illinois U.S.A.
  • 3124430462 | +1 312-443-0462 Illinois U.S.A.
  • 3124430463 | +1 312-443-0463 Illinois U.S.A.
  • 3124430464 | +1 312-443-0464 Illinois U.S.A.
  • 3124430465 | +1 312-443-0465 Illinois U.S.A.
  • 3124430466 | +1 312-443-0466 Illinois U.S.A.
  • 3124430467 | +1 312-443-0467 Illinois U.S.A.
  • 3124430468 | +1 312-443-0468 Illinois U.S.A.
  • 3124430469 | +1 312-443-0469 Illinois U.S.A.
  • 3124430470 | +1 312-443-0470 Illinois U.S.A.
  • 3124430471 | +1 312-443-0471 Illinois U.S.A.
  • 3124430472 | +1 312-443-0472 Illinois U.S.A.
  • 3124430473 | +1 312-443-0473 Illinois U.S.A.
  • 3124430474 | +1 312-443-0474 Illinois U.S.A.
  • 3124430475 | +1 312-443-0475 Illinois U.S.A.
  • 3124430476 | +1 312-443-0476 Illinois U.S.A.
  • 3124430477 | +1 312-443-0477 Illinois U.S.A.
  • 3124430478 | +1 312-443-0478 Illinois U.S.A.
  • 3124430479 | +1 312-443-0479 Illinois U.S.A.
  • 3124430480 | +1 312-443-0480 Illinois U.S.A.
  • 3124430481 | +1 312-443-0481 Illinois U.S.A.
  • 3124430482 | +1 312-443-0482 Illinois U.S.A.
  • 3124430483 | +1 312-443-0483 Illinois U.S.A.
  • 3124430484 | +1 312-443-0484 Illinois U.S.A.
  • 3124430485 | +1 312-443-0485 Illinois U.S.A.
  • 3124430486 | +1 312-443-0486 Illinois U.S.A.
  • 3124430487 | +1 312-443-0487 Illinois U.S.A.
  • 3124430488 | +1 312-443-0488 Illinois U.S.A.
  • 3124430489 | +1 312-443-0489 Illinois U.S.A.
  • 3124430490 | +1 312-443-0490 Illinois U.S.A.
  • 3124430491 | +1 312-443-0491 Illinois U.S.A.
  • 3124430492 | +1 312-443-0492 Illinois U.S.A.
  • 3124430493 | +1 312-443-0493 Illinois U.S.A.
  • 3124430494 | +1 312-443-0494 Illinois U.S.A.
  • 3124430495 | +1 312-443-0495 Illinois U.S.A.
  • 3124430496 | +1 312-443-0496 Illinois U.S.A.
  • 3124430497 | +1 312-443-0497 Illinois U.S.A.
  • 3124430498 | +1 312-443-0498 Illinois U.S.A.
  • 3124430499 | +1 312-443-0499 Illinois U.S.A.