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).

  • 3124798400 | +1 312-479-8400 Illinois U.S.A.
  • 3124798401 | +1 312-479-8401 Illinois U.S.A.
  • 3124798402 | +1 312-479-8402 Illinois U.S.A.
  • 3124798403 | +1 312-479-8403 Illinois U.S.A.
  • 3124798404 | +1 312-479-8404 Illinois U.S.A.
  • 3124798405 | +1 312-479-8405 Illinois U.S.A.
  • 3124798406 | +1 312-479-8406 Illinois U.S.A.
  • 3124798407 | +1 312-479-8407 Illinois U.S.A.
  • 3124798408 | +1 312-479-8408 Illinois U.S.A.
  • 3124798409 | +1 312-479-8409 Illinois U.S.A.
  • 3124798410 | +1 312-479-8410 Illinois U.S.A.
  • 3124798411 | +1 312-479-8411 Illinois U.S.A.
  • 3124798412 | +1 312-479-8412 Illinois U.S.A.
  • 3124798413 | +1 312-479-8413 Illinois U.S.A.
  • 3124798414 | +1 312-479-8414 Illinois U.S.A.
  • 3124798415 | +1 312-479-8415 Illinois U.S.A.
  • 3124798416 | +1 312-479-8416 Illinois U.S.A.
  • 3124798417 | +1 312-479-8417 Illinois U.S.A.
  • 3124798418 | +1 312-479-8418 Illinois U.S.A.
  • 3124798419 | +1 312-479-8419 Illinois U.S.A.
  • 3124798420 | +1 312-479-8420 Illinois U.S.A.
  • 3124798421 | +1 312-479-8421 Illinois U.S.A.
  • 3124798422 | +1 312-479-8422 Illinois U.S.A.
  • 3124798423 | +1 312-479-8423 Illinois U.S.A.
  • 3124798424 | +1 312-479-8424 Illinois U.S.A.
  • 3124798425 | +1 312-479-8425 Illinois U.S.A.
  • 3124798426 | +1 312-479-8426 Illinois U.S.A.
  • 3124798427 | +1 312-479-8427 Illinois U.S.A.
  • 3124798428 | +1 312-479-8428 Illinois U.S.A.
  • 3124798429 | +1 312-479-8429 Illinois U.S.A.
  • 3124798430 | +1 312-479-8430 Illinois U.S.A.
  • 3124798431 | +1 312-479-8431 Illinois U.S.A.
  • 3124798432 | +1 312-479-8432 Illinois U.S.A.
  • 3124798433 | +1 312-479-8433 Illinois U.S.A.
  • 3124798434 | +1 312-479-8434 Illinois U.S.A.
  • 3124798435 | +1 312-479-8435 Illinois U.S.A.
  • 3124798436 | +1 312-479-8436 Illinois U.S.A.
  • 3124798437 | +1 312-479-8437 Illinois U.S.A.
  • 3124798438 | +1 312-479-8438 Illinois U.S.A.
  • 3124798439 | +1 312-479-8439 Illinois U.S.A.
  • 3124798440 | +1 312-479-8440 Illinois U.S.A.
  • 3124798441 | +1 312-479-8441 Illinois U.S.A.
  • 3124798442 | +1 312-479-8442 Illinois U.S.A.
  • 3124798443 | +1 312-479-8443 Illinois U.S.A.
  • 3124798444 | +1 312-479-8444 Illinois U.S.A.
  • 3124798445 | +1 312-479-8445 Illinois U.S.A.
  • 3124798446 | +1 312-479-8446 Illinois U.S.A.
  • 3124798447 | +1 312-479-8447 Illinois U.S.A.
  • 3124798448 | +1 312-479-8448 Illinois U.S.A.
  • 3124798449 | +1 312-479-8449 Illinois U.S.A.
  • 3124798450 | +1 312-479-8450 Illinois U.S.A.
  • 3124798451 | +1 312-479-8451 Illinois U.S.A.
  • 3124798452 | +1 312-479-8452 Illinois U.S.A.
  • 3124798453 | +1 312-479-8453 Illinois U.S.A.
  • 3124798454 | +1 312-479-8454 Illinois U.S.A.
  • 3124798455 | +1 312-479-8455 Illinois U.S.A.
  • 3124798456 | +1 312-479-8456 Illinois U.S.A.
  • 3124798457 | +1 312-479-8457 Illinois U.S.A.
  • 3124798458 | +1 312-479-8458 Illinois U.S.A.
  • 3124798459 | +1 312-479-8459 Illinois U.S.A.
  • 3124798460 | +1 312-479-8460 Illinois U.S.A.
  • 3124798461 | +1 312-479-8461 Illinois U.S.A.
  • 3124798462 | +1 312-479-8462 Illinois U.S.A.
  • 3124798463 | +1 312-479-8463 Illinois U.S.A.
  • 3124798464 | +1 312-479-8464 Illinois U.S.A.
  • 3124798465 | +1 312-479-8465 Illinois U.S.A.
  • 3124798466 | +1 312-479-8466 Illinois U.S.A.
  • 3124798467 | +1 312-479-8467 Illinois U.S.A.
  • 3124798468 | +1 312-479-8468 Illinois U.S.A.
  • 3124798469 | +1 312-479-8469 Illinois U.S.A.
  • 3124798470 | +1 312-479-8470 Illinois U.S.A.
  • 3124798471 | +1 312-479-8471 Illinois U.S.A.
  • 3124798472 | +1 312-479-8472 Illinois U.S.A.
  • 3124798473 | +1 312-479-8473 Illinois U.S.A.
  • 3124798474 | +1 312-479-8474 Illinois U.S.A.
  • 3124798475 | +1 312-479-8475 Illinois U.S.A.
  • 3124798476 | +1 312-479-8476 Illinois U.S.A.
  • 3124798477 | +1 312-479-8477 Illinois U.S.A.
  • 3124798478 | +1 312-479-8478 Illinois U.S.A.
  • 3124798479 | +1 312-479-8479 Illinois U.S.A.
  • 3124798480 | +1 312-479-8480 Illinois U.S.A.
  • 3124798481 | +1 312-479-8481 Illinois U.S.A.
  • 3124798482 | +1 312-479-8482 Illinois U.S.A.
  • 3124798483 | +1 312-479-8483 Illinois U.S.A.
  • 3124798484 | +1 312-479-8484 Illinois U.S.A.
  • 3124798485 | +1 312-479-8485 Illinois U.S.A.
  • 3124798486 | +1 312-479-8486 Illinois U.S.A.
  • 3124798487 | +1 312-479-8487 Illinois U.S.A.
  • 3124798488 | +1 312-479-8488 Illinois U.S.A.
  • 3124798489 | +1 312-479-8489 Illinois U.S.A.
  • 3124798490 | +1 312-479-8490 Illinois U.S.A.
  • 3124798491 | +1 312-479-8491 Illinois U.S.A.
  • 3124798492 | +1 312-479-8492 Illinois U.S.A.
  • 3124798493 | +1 312-479-8493 Illinois U.S.A.
  • 3124798494 | +1 312-479-8494 Illinois U.S.A.
  • 3124798495 | +1 312-479-8495 Illinois U.S.A.
  • 3124798496 | +1 312-479-8496 Illinois U.S.A.
  • 3124798497 | +1 312-479-8497 Illinois U.S.A.
  • 3124798498 | +1 312-479-8498 Illinois U.S.A.
  • 3124798499 | +1 312-479-8499 Illinois U.S.A.