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).

  • 3124278400 | +1 312-427-8400 Illinois U.S.A.
  • 3124278401 | +1 312-427-8401 Illinois U.S.A.
  • 3124278402 | +1 312-427-8402 Illinois U.S.A.
  • 3124278403 | +1 312-427-8403 Illinois U.S.A.
  • 3124278404 | +1 312-427-8404 Illinois U.S.A.
  • 3124278405 | +1 312-427-8405 Illinois U.S.A.
  • 3124278406 | +1 312-427-8406 Illinois U.S.A.
  • 3124278407 | +1 312-427-8407 Illinois U.S.A.
  • 3124278408 | +1 312-427-8408 Illinois U.S.A.
  • 3124278409 | +1 312-427-8409 Illinois U.S.A.
  • 3124278410 | +1 312-427-8410 Illinois U.S.A.
  • 3124278411 | +1 312-427-8411 Illinois U.S.A.
  • 3124278412 | +1 312-427-8412 Illinois U.S.A.
  • 3124278413 | +1 312-427-8413 Illinois U.S.A.
  • 3124278414 | +1 312-427-8414 Illinois U.S.A.
  • 3124278415 | +1 312-427-8415 Illinois U.S.A.
  • 3124278416 | +1 312-427-8416 Illinois U.S.A.
  • 3124278417 | +1 312-427-8417 Illinois U.S.A.
  • 3124278418 | +1 312-427-8418 Illinois U.S.A.
  • 3124278419 | +1 312-427-8419 Illinois U.S.A.
  • 3124278420 | +1 312-427-8420 Illinois U.S.A.
  • 3124278421 | +1 312-427-8421 Illinois U.S.A.
  • 3124278422 | +1 312-427-8422 Illinois U.S.A.
  • 3124278423 | +1 312-427-8423 Illinois U.S.A.
  • 3124278424 | +1 312-427-8424 Illinois U.S.A.
  • 3124278425 | +1 312-427-8425 Illinois U.S.A.
  • 3124278426 | +1 312-427-8426 Illinois U.S.A.
  • 3124278427 | +1 312-427-8427 Illinois U.S.A.
  • 3124278428 | +1 312-427-8428 Illinois U.S.A.
  • 3124278429 | +1 312-427-8429 Illinois U.S.A.
  • 3124278430 | +1 312-427-8430 Illinois U.S.A.
  • 3124278431 | +1 312-427-8431 Illinois U.S.A.
  • 3124278432 | +1 312-427-8432 Illinois U.S.A.
  • 3124278433 | +1 312-427-8433 Illinois U.S.A.
  • 3124278434 | +1 312-427-8434 Illinois U.S.A.
  • 3124278435 | +1 312-427-8435 Illinois U.S.A.
  • 3124278436 | +1 312-427-8436 Illinois U.S.A.
  • 3124278437 | +1 312-427-8437 Illinois U.S.A.
  • 3124278438 | +1 312-427-8438 Illinois U.S.A.
  • 3124278439 | +1 312-427-8439 Illinois U.S.A.
  • 3124278440 | +1 312-427-8440 Illinois U.S.A.
  • 3124278441 | +1 312-427-8441 Illinois U.S.A.
  • 3124278442 | +1 312-427-8442 Illinois U.S.A.
  • 3124278443 | +1 312-427-8443 Illinois U.S.A.
  • 3124278444 | +1 312-427-8444 Illinois U.S.A.
  • 3124278445 | +1 312-427-8445 Illinois U.S.A.
  • 3124278446 | +1 312-427-8446 Illinois U.S.A.
  • 3124278447 | +1 312-427-8447 Illinois U.S.A.
  • 3124278448 | +1 312-427-8448 Illinois U.S.A.
  • 3124278449 | +1 312-427-8449 Illinois U.S.A.
  • 3124278450 | +1 312-427-8450 Illinois U.S.A.
  • 3124278451 | +1 312-427-8451 Illinois U.S.A.
  • 3124278452 | +1 312-427-8452 Illinois U.S.A.
  • 3124278453 | +1 312-427-8453 Illinois U.S.A.
  • 3124278454 | +1 312-427-8454 Illinois U.S.A.
  • 3124278455 | +1 312-427-8455 Illinois U.S.A.
  • 3124278456 | +1 312-427-8456 Illinois U.S.A.
  • 3124278457 | +1 312-427-8457 Illinois U.S.A.
  • 3124278458 | +1 312-427-8458 Illinois U.S.A.
  • 3124278459 | +1 312-427-8459 Illinois U.S.A.
  • 3124278460 | +1 312-427-8460 Illinois U.S.A.
  • 3124278461 | +1 312-427-8461 Illinois U.S.A.
  • 3124278462 | +1 312-427-8462 Illinois U.S.A.
  • 3124278463 | +1 312-427-8463 Illinois U.S.A.
  • 3124278464 | +1 312-427-8464 Illinois U.S.A.
  • 3124278465 | +1 312-427-8465 Illinois U.S.A.
  • 3124278466 | +1 312-427-8466 Illinois U.S.A.
  • 3124278467 | +1 312-427-8467 Illinois U.S.A.
  • 3124278468 | +1 312-427-8468 Illinois U.S.A.
  • 3124278469 | +1 312-427-8469 Illinois U.S.A.
  • 3124278470 | +1 312-427-8470 Illinois U.S.A.
  • 3124278471 | +1 312-427-8471 Illinois U.S.A.
  • 3124278472 | +1 312-427-8472 Illinois U.S.A.
  • 3124278473 | +1 312-427-8473 Illinois U.S.A.
  • 3124278474 | +1 312-427-8474 Illinois U.S.A.
  • 3124278475 | +1 312-427-8475 Illinois U.S.A.
  • 3124278476 | +1 312-427-8476 Illinois U.S.A.
  • 3124278477 | +1 312-427-8477 Illinois U.S.A.
  • 3124278478 | +1 312-427-8478 Illinois U.S.A.
  • 3124278479 | +1 312-427-8479 Illinois U.S.A.
  • 3124278480 | +1 312-427-8480 Illinois U.S.A.
  • 3124278481 | +1 312-427-8481 Illinois U.S.A.
  • 3124278482 | +1 312-427-8482 Illinois U.S.A.
  • 3124278483 | +1 312-427-8483 Illinois U.S.A.
  • 3124278484 | +1 312-427-8484 Illinois U.S.A.
  • 3124278485 | +1 312-427-8485 Illinois U.S.A.
  • 3124278486 | +1 312-427-8486 Illinois U.S.A.
  • 3124278487 | +1 312-427-8487 Illinois U.S.A.
  • 3124278488 | +1 312-427-8488 Illinois U.S.A.
  • 3124278489 | +1 312-427-8489 Illinois U.S.A.
  • 3124278490 | +1 312-427-8490 Illinois U.S.A.
  • 3124278491 | +1 312-427-8491 Illinois U.S.A.
  • 3124278492 | +1 312-427-8492 Illinois U.S.A.
  • 3124278493 | +1 312-427-8493 Illinois U.S.A.
  • 3124278494 | +1 312-427-8494 Illinois U.S.A.
  • 3124278495 | +1 312-427-8495 Illinois U.S.A.
  • 3124278496 | +1 312-427-8496 Illinois U.S.A.
  • 3124278497 | +1 312-427-8497 Illinois U.S.A.
  • 3124278498 | +1 312-427-8498 Illinois U.S.A.
  • 3124278499 | +1 312-427-8499 Illinois U.S.A.