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).

  • 3125038400 | +1 312-503-8400 Illinois U.S.A.
  • 3125038401 | +1 312-503-8401 Illinois U.S.A.
  • 3125038402 | +1 312-503-8402 Illinois U.S.A.
  • 3125038403 | +1 312-503-8403 Illinois U.S.A.
  • 3125038404 | +1 312-503-8404 Illinois U.S.A.
  • 3125038405 | +1 312-503-8405 Illinois U.S.A.
  • 3125038406 | +1 312-503-8406 Illinois U.S.A.
  • 3125038407 | +1 312-503-8407 Illinois U.S.A.
  • 3125038408 | +1 312-503-8408 Illinois U.S.A.
  • 3125038409 | +1 312-503-8409 Illinois U.S.A.
  • 3125038410 | +1 312-503-8410 Illinois U.S.A.
  • 3125038411 | +1 312-503-8411 Illinois U.S.A.
  • 3125038412 | +1 312-503-8412 Illinois U.S.A.
  • 3125038413 | +1 312-503-8413 Illinois U.S.A.
  • 3125038414 | +1 312-503-8414 Illinois U.S.A.
  • 3125038415 | +1 312-503-8415 Illinois U.S.A.
  • 3125038416 | +1 312-503-8416 Illinois U.S.A.
  • 3125038417 | +1 312-503-8417 Illinois U.S.A.
  • 3125038418 | +1 312-503-8418 Illinois U.S.A.
  • 3125038419 | +1 312-503-8419 Illinois U.S.A.
  • 3125038420 | +1 312-503-8420 Illinois U.S.A.
  • 3125038421 | +1 312-503-8421 Illinois U.S.A.
  • 3125038422 | +1 312-503-8422 Illinois U.S.A.
  • 3125038423 | +1 312-503-8423 Illinois U.S.A.
  • 3125038424 | +1 312-503-8424 Illinois U.S.A.
  • 3125038425 | +1 312-503-8425 Illinois U.S.A.
  • 3125038426 | +1 312-503-8426 Illinois U.S.A.
  • 3125038427 | +1 312-503-8427 Illinois U.S.A.
  • 3125038428 | +1 312-503-8428 Illinois U.S.A.
  • 3125038429 | +1 312-503-8429 Illinois U.S.A.
  • 3125038430 | +1 312-503-8430 Illinois U.S.A.
  • 3125038431 | +1 312-503-8431 Illinois U.S.A.
  • 3125038432 | +1 312-503-8432 Illinois U.S.A.
  • 3125038433 | +1 312-503-8433 Illinois U.S.A.
  • 3125038434 | +1 312-503-8434 Illinois U.S.A.
  • 3125038435 | +1 312-503-8435 Illinois U.S.A.
  • 3125038436 | +1 312-503-8436 Illinois U.S.A.
  • 3125038437 | +1 312-503-8437 Illinois U.S.A.
  • 3125038438 | +1 312-503-8438 Illinois U.S.A.
  • 3125038439 | +1 312-503-8439 Illinois U.S.A.
  • 3125038440 | +1 312-503-8440 Illinois U.S.A.
  • 3125038441 | +1 312-503-8441 Illinois U.S.A.
  • 3125038442 | +1 312-503-8442 Illinois U.S.A.
  • 3125038443 | +1 312-503-8443 Illinois U.S.A.
  • 3125038444 | +1 312-503-8444 Illinois U.S.A.
  • 3125038445 | +1 312-503-8445 Illinois U.S.A.
  • 3125038446 | +1 312-503-8446 Illinois U.S.A.
  • 3125038447 | +1 312-503-8447 Illinois U.S.A.
  • 3125038448 | +1 312-503-8448 Illinois U.S.A.
  • 3125038449 | +1 312-503-8449 Illinois U.S.A.
  • 3125038450 | +1 312-503-8450 Illinois U.S.A.
  • 3125038451 | +1 312-503-8451 Illinois U.S.A.
  • 3125038452 | +1 312-503-8452 Illinois U.S.A.
  • 3125038453 | +1 312-503-8453 Illinois U.S.A.
  • 3125038454 | +1 312-503-8454 Illinois U.S.A.
  • 3125038455 | +1 312-503-8455 Illinois U.S.A.
  • 3125038456 | +1 312-503-8456 Illinois U.S.A.
  • 3125038457 | +1 312-503-8457 Illinois U.S.A.
  • 3125038458 | +1 312-503-8458 Illinois U.S.A.
  • 3125038459 | +1 312-503-8459 Illinois U.S.A.
  • 3125038460 | +1 312-503-8460 Illinois U.S.A.
  • 3125038461 | +1 312-503-8461 Illinois U.S.A.
  • 3125038462 | +1 312-503-8462 Illinois U.S.A.
  • 3125038463 | +1 312-503-8463 Illinois U.S.A.
  • 3125038464 | +1 312-503-8464 Illinois U.S.A.
  • 3125038465 | +1 312-503-8465 Illinois U.S.A.
  • 3125038466 | +1 312-503-8466 Illinois U.S.A.
  • 3125038467 | +1 312-503-8467 Illinois U.S.A.
  • 3125038468 | +1 312-503-8468 Illinois U.S.A.
  • 3125038469 | +1 312-503-8469 Illinois U.S.A.
  • 3125038470 | +1 312-503-8470 Illinois U.S.A.
  • 3125038471 | +1 312-503-8471 Illinois U.S.A.
  • 3125038472 | +1 312-503-8472 Illinois U.S.A.
  • 3125038473 | +1 312-503-8473 Illinois U.S.A.
  • 3125038474 | +1 312-503-8474 Illinois U.S.A.
  • 3125038475 | +1 312-503-8475 Illinois U.S.A.
  • 3125038476 | +1 312-503-8476 Illinois U.S.A.
  • 3125038477 | +1 312-503-8477 Illinois U.S.A.
  • 3125038478 | +1 312-503-8478 Illinois U.S.A.
  • 3125038479 | +1 312-503-8479 Illinois U.S.A.
  • 3125038480 | +1 312-503-8480 Illinois U.S.A.
  • 3125038481 | +1 312-503-8481 Illinois U.S.A.
  • 3125038482 | +1 312-503-8482 Illinois U.S.A.
  • 3125038483 | +1 312-503-8483 Illinois U.S.A.
  • 3125038484 | +1 312-503-8484 Illinois U.S.A.
  • 3125038485 | +1 312-503-8485 Illinois U.S.A.
  • 3125038486 | +1 312-503-8486 Illinois U.S.A.
  • 3125038487 | +1 312-503-8487 Illinois U.S.A.
  • 3125038488 | +1 312-503-8488 Illinois U.S.A.
  • 3125038489 | +1 312-503-8489 Illinois U.S.A.
  • 3125038490 | +1 312-503-8490 Illinois U.S.A.
  • 3125038491 | +1 312-503-8491 Illinois U.S.A.
  • 3125038492 | +1 312-503-8492 Illinois U.S.A.
  • 3125038493 | +1 312-503-8493 Illinois U.S.A.
  • 3125038494 | +1 312-503-8494 Illinois U.S.A.
  • 3125038495 | +1 312-503-8495 Illinois U.S.A.
  • 3125038496 | +1 312-503-8496 Illinois U.S.A.
  • 3125038497 | +1 312-503-8497 Illinois U.S.A.
  • 3125038498 | +1 312-503-8498 Illinois U.S.A.
  • 3125038499 | +1 312-503-8499 Illinois U.S.A.