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).

  • 3122446400 | +1 312-244-6400 Illinois U.S.A.
  • 3122446401 | +1 312-244-6401 Illinois U.S.A.
  • 3122446402 | +1 312-244-6402 Illinois U.S.A.
  • 3122446403 | +1 312-244-6403 Illinois U.S.A.
  • 3122446404 | +1 312-244-6404 Illinois U.S.A.
  • 3122446405 | +1 312-244-6405 Illinois U.S.A.
  • 3122446406 | +1 312-244-6406 Illinois U.S.A.
  • 3122446407 | +1 312-244-6407 Illinois U.S.A.
  • 3122446408 | +1 312-244-6408 Illinois U.S.A.
  • 3122446409 | +1 312-244-6409 Illinois U.S.A.
  • 3122446410 | +1 312-244-6410 Illinois U.S.A.
  • 3122446411 | +1 312-244-6411 Illinois U.S.A.
  • 3122446412 | +1 312-244-6412 Illinois U.S.A.
  • 3122446413 | +1 312-244-6413 Illinois U.S.A.
  • 3122446414 | +1 312-244-6414 Illinois U.S.A.
  • 3122446415 | +1 312-244-6415 Illinois U.S.A.
  • 3122446416 | +1 312-244-6416 Illinois U.S.A.
  • 3122446417 | +1 312-244-6417 Illinois U.S.A.
  • 3122446418 | +1 312-244-6418 Illinois U.S.A.
  • 3122446419 | +1 312-244-6419 Illinois U.S.A.
  • 3122446420 | +1 312-244-6420 Illinois U.S.A.
  • 3122446421 | +1 312-244-6421 Illinois U.S.A.
  • 3122446422 | +1 312-244-6422 Illinois U.S.A.
  • 3122446423 | +1 312-244-6423 Illinois U.S.A.
  • 3122446424 | +1 312-244-6424 Illinois U.S.A.
  • 3122446425 | +1 312-244-6425 Illinois U.S.A.
  • 3122446426 | +1 312-244-6426 Illinois U.S.A.
  • 3122446427 | +1 312-244-6427 Illinois U.S.A.
  • 3122446428 | +1 312-244-6428 Illinois U.S.A.
  • 3122446429 | +1 312-244-6429 Illinois U.S.A.
  • 3122446430 | +1 312-244-6430 Illinois U.S.A.
  • 3122446431 | +1 312-244-6431 Illinois U.S.A.
  • 3122446432 | +1 312-244-6432 Illinois U.S.A.
  • 3122446433 | +1 312-244-6433 Illinois U.S.A.
  • 3122446434 | +1 312-244-6434 Illinois U.S.A.
  • 3122446435 | +1 312-244-6435 Illinois U.S.A.
  • 3122446436 | +1 312-244-6436 Illinois U.S.A.
  • 3122446437 | +1 312-244-6437 Illinois U.S.A.
  • 3122446438 | +1 312-244-6438 Illinois U.S.A.
  • 3122446439 | +1 312-244-6439 Illinois U.S.A.
  • 3122446440 | +1 312-244-6440 Illinois U.S.A.
  • 3122446441 | +1 312-244-6441 Illinois U.S.A.
  • 3122446442 | +1 312-244-6442 Illinois U.S.A.
  • 3122446443 | +1 312-244-6443 Illinois U.S.A.
  • 3122446444 | +1 312-244-6444 Illinois U.S.A.
  • 3122446445 | +1 312-244-6445 Illinois U.S.A.
  • 3122446446 | +1 312-244-6446 Illinois U.S.A.
  • 3122446447 | +1 312-244-6447 Illinois U.S.A.
  • 3122446448 | +1 312-244-6448 Illinois U.S.A.
  • 3122446449 | +1 312-244-6449 Illinois U.S.A.
  • 3122446450 | +1 312-244-6450 Illinois U.S.A.
  • 3122446451 | +1 312-244-6451 Illinois U.S.A.
  • 3122446452 | +1 312-244-6452 Illinois U.S.A.
  • 3122446453 | +1 312-244-6453 Illinois U.S.A.
  • 3122446454 | +1 312-244-6454 Illinois U.S.A.
  • 3122446455 | +1 312-244-6455 Illinois U.S.A.
  • 3122446456 | +1 312-244-6456 Illinois U.S.A.
  • 3122446457 | +1 312-244-6457 Illinois U.S.A.
  • 3122446458 | +1 312-244-6458 Illinois U.S.A.
  • 3122446459 | +1 312-244-6459 Illinois U.S.A.
  • 3122446460 | +1 312-244-6460 Illinois U.S.A.
  • 3122446461 | +1 312-244-6461 Illinois U.S.A.
  • 3122446462 | +1 312-244-6462 Illinois U.S.A.
  • 3122446463 | +1 312-244-6463 Illinois U.S.A.
  • 3122446464 | +1 312-244-6464 Illinois U.S.A.
  • 3122446465 | +1 312-244-6465 Illinois U.S.A.
  • 3122446466 | +1 312-244-6466 Illinois U.S.A.
  • 3122446467 | +1 312-244-6467 Illinois U.S.A.
  • 3122446468 | +1 312-244-6468 Illinois U.S.A.
  • 3122446469 | +1 312-244-6469 Illinois U.S.A.
  • 3122446470 | +1 312-244-6470 Illinois U.S.A.
  • 3122446471 | +1 312-244-6471 Illinois U.S.A.
  • 3122446472 | +1 312-244-6472 Illinois U.S.A.
  • 3122446473 | +1 312-244-6473 Illinois U.S.A.
  • 3122446474 | +1 312-244-6474 Illinois U.S.A.
  • 3122446475 | +1 312-244-6475 Illinois U.S.A.
  • 3122446476 | +1 312-244-6476 Illinois U.S.A.
  • 3122446477 | +1 312-244-6477 Illinois U.S.A.
  • 3122446478 | +1 312-244-6478 Illinois U.S.A.
  • 3122446479 | +1 312-244-6479 Illinois U.S.A.
  • 3122446480 | +1 312-244-6480 Illinois U.S.A.
  • 3122446481 | +1 312-244-6481 Illinois U.S.A.
  • 3122446482 | +1 312-244-6482 Illinois U.S.A.
  • 3122446483 | +1 312-244-6483 Illinois U.S.A.
  • 3122446484 | +1 312-244-6484 Illinois U.S.A.
  • 3122446485 | +1 312-244-6485 Illinois U.S.A.
  • 3122446486 | +1 312-244-6486 Illinois U.S.A.
  • 3122446487 | +1 312-244-6487 Illinois U.S.A.
  • 3122446488 | +1 312-244-6488 Illinois U.S.A.
  • 3122446489 | +1 312-244-6489 Illinois U.S.A.
  • 3122446490 | +1 312-244-6490 Illinois U.S.A.
  • 3122446491 | +1 312-244-6491 Illinois U.S.A.
  • 3122446492 | +1 312-244-6492 Illinois U.S.A.
  • 3122446493 | +1 312-244-6493 Illinois U.S.A.
  • 3122446494 | +1 312-244-6494 Illinois U.S.A.
  • 3122446495 | +1 312-244-6495 Illinois U.S.A.
  • 3122446496 | +1 312-244-6496 Illinois U.S.A.
  • 3122446497 | +1 312-244-6497 Illinois U.S.A.
  • 3122446498 | +1 312-244-6498 Illinois U.S.A.
  • 3122446499 | +1 312-244-6499 Illinois U.S.A.