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).

  • 3129478400 | +1 312-947-8400 Illinois U.S.A.
  • 3129478401 | +1 312-947-8401 Illinois U.S.A.
  • 3129478402 | +1 312-947-8402 Illinois U.S.A.
  • 3129478403 | +1 312-947-8403 Illinois U.S.A.
  • 3129478404 | +1 312-947-8404 Illinois U.S.A.
  • 3129478405 | +1 312-947-8405 Illinois U.S.A.
  • 3129478406 | +1 312-947-8406 Illinois U.S.A.
  • 3129478407 | +1 312-947-8407 Illinois U.S.A.
  • 3129478408 | +1 312-947-8408 Illinois U.S.A.
  • 3129478409 | +1 312-947-8409 Illinois U.S.A.
  • 3129478410 | +1 312-947-8410 Illinois U.S.A.
  • 3129478411 | +1 312-947-8411 Illinois U.S.A.
  • 3129478412 | +1 312-947-8412 Illinois U.S.A.
  • 3129478413 | +1 312-947-8413 Illinois U.S.A.
  • 3129478414 | +1 312-947-8414 Illinois U.S.A.
  • 3129478415 | +1 312-947-8415 Illinois U.S.A.
  • 3129478416 | +1 312-947-8416 Illinois U.S.A.
  • 3129478417 | +1 312-947-8417 Illinois U.S.A.
  • 3129478418 | +1 312-947-8418 Illinois U.S.A.
  • 3129478419 | +1 312-947-8419 Illinois U.S.A.
  • 3129478420 | +1 312-947-8420 Illinois U.S.A.
  • 3129478421 | +1 312-947-8421 Illinois U.S.A.
  • 3129478422 | +1 312-947-8422 Illinois U.S.A.
  • 3129478423 | +1 312-947-8423 Illinois U.S.A.
  • 3129478424 | +1 312-947-8424 Illinois U.S.A.
  • 3129478425 | +1 312-947-8425 Illinois U.S.A.
  • 3129478426 | +1 312-947-8426 Illinois U.S.A.
  • 3129478427 | +1 312-947-8427 Illinois U.S.A.
  • 3129478428 | +1 312-947-8428 Illinois U.S.A.
  • 3129478429 | +1 312-947-8429 Illinois U.S.A.
  • 3129478430 | +1 312-947-8430 Illinois U.S.A.
  • 3129478431 | +1 312-947-8431 Illinois U.S.A.
  • 3129478432 | +1 312-947-8432 Illinois U.S.A.
  • 3129478433 | +1 312-947-8433 Illinois U.S.A.
  • 3129478434 | +1 312-947-8434 Illinois U.S.A.
  • 3129478435 | +1 312-947-8435 Illinois U.S.A.
  • 3129478436 | +1 312-947-8436 Illinois U.S.A.
  • 3129478437 | +1 312-947-8437 Illinois U.S.A.
  • 3129478438 | +1 312-947-8438 Illinois U.S.A.
  • 3129478439 | +1 312-947-8439 Illinois U.S.A.
  • 3129478440 | +1 312-947-8440 Illinois U.S.A.
  • 3129478441 | +1 312-947-8441 Illinois U.S.A.
  • 3129478442 | +1 312-947-8442 Illinois U.S.A.
  • 3129478443 | +1 312-947-8443 Illinois U.S.A.
  • 3129478444 | +1 312-947-8444 Illinois U.S.A.
  • 3129478445 | +1 312-947-8445 Illinois U.S.A.
  • 3129478446 | +1 312-947-8446 Illinois U.S.A.
  • 3129478447 | +1 312-947-8447 Illinois U.S.A.
  • 3129478448 | +1 312-947-8448 Illinois U.S.A.
  • 3129478449 | +1 312-947-8449 Illinois U.S.A.
  • 3129478450 | +1 312-947-8450 Illinois U.S.A.
  • 3129478451 | +1 312-947-8451 Illinois U.S.A.
  • 3129478452 | +1 312-947-8452 Illinois U.S.A.
  • 3129478453 | +1 312-947-8453 Illinois U.S.A.
  • 3129478454 | +1 312-947-8454 Illinois U.S.A.
  • 3129478455 | +1 312-947-8455 Illinois U.S.A.
  • 3129478456 | +1 312-947-8456 Illinois U.S.A.
  • 3129478457 | +1 312-947-8457 Illinois U.S.A.
  • 3129478458 | +1 312-947-8458 Illinois U.S.A.
  • 3129478459 | +1 312-947-8459 Illinois U.S.A.
  • 3129478460 | +1 312-947-8460 Illinois U.S.A.
  • 3129478461 | +1 312-947-8461 Illinois U.S.A.
  • 3129478462 | +1 312-947-8462 Illinois U.S.A.
  • 3129478463 | +1 312-947-8463 Illinois U.S.A.
  • 3129478464 | +1 312-947-8464 Illinois U.S.A.
  • 3129478465 | +1 312-947-8465 Illinois U.S.A.
  • 3129478466 | +1 312-947-8466 Illinois U.S.A.
  • 3129478467 | +1 312-947-8467 Illinois U.S.A.
  • 3129478468 | +1 312-947-8468 Illinois U.S.A.
  • 3129478469 | +1 312-947-8469 Illinois U.S.A.
  • 3129478470 | +1 312-947-8470 Illinois U.S.A.
  • 3129478471 | +1 312-947-8471 Illinois U.S.A.
  • 3129478472 | +1 312-947-8472 Illinois U.S.A.
  • 3129478473 | +1 312-947-8473 Illinois U.S.A.
  • 3129478474 | +1 312-947-8474 Illinois U.S.A.
  • 3129478475 | +1 312-947-8475 Illinois U.S.A.
  • 3129478476 | +1 312-947-8476 Illinois U.S.A.
  • 3129478477 | +1 312-947-8477 Illinois U.S.A.
  • 3129478478 | +1 312-947-8478 Illinois U.S.A.
  • 3129478479 | +1 312-947-8479 Illinois U.S.A.
  • 3129478480 | +1 312-947-8480 Illinois U.S.A.
  • 3129478481 | +1 312-947-8481 Illinois U.S.A.
  • 3129478482 | +1 312-947-8482 Illinois U.S.A.
  • 3129478483 | +1 312-947-8483 Illinois U.S.A.
  • 3129478484 | +1 312-947-8484 Illinois U.S.A.
  • 3129478485 | +1 312-947-8485 Illinois U.S.A.
  • 3129478486 | +1 312-947-8486 Illinois U.S.A.
  • 3129478487 | +1 312-947-8487 Illinois U.S.A.
  • 3129478488 | +1 312-947-8488 Illinois U.S.A.
  • 3129478489 | +1 312-947-8489 Illinois U.S.A.
  • 3129478490 | +1 312-947-8490 Illinois U.S.A.
  • 3129478491 | +1 312-947-8491 Illinois U.S.A.
  • 3129478492 | +1 312-947-8492 Illinois U.S.A.
  • 3129478493 | +1 312-947-8493 Illinois U.S.A.
  • 3129478494 | +1 312-947-8494 Illinois U.S.A.
  • 3129478495 | +1 312-947-8495 Illinois U.S.A.
  • 3129478496 | +1 312-947-8496 Illinois U.S.A.
  • 3129478497 | +1 312-947-8497 Illinois U.S.A.
  • 3129478498 | +1 312-947-8498 Illinois U.S.A.
  • 3129478499 | +1 312-947-8499 Illinois U.S.A.