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).

  • 3124276400 | +1 312-427-6400 Illinois U.S.A.
  • 3124276401 | +1 312-427-6401 Illinois U.S.A.
  • 3124276402 | +1 312-427-6402 Illinois U.S.A.
  • 3124276403 | +1 312-427-6403 Illinois U.S.A.
  • 3124276404 | +1 312-427-6404 Illinois U.S.A.
  • 3124276405 | +1 312-427-6405 Illinois U.S.A.
  • 3124276406 | +1 312-427-6406 Illinois U.S.A.
  • 3124276407 | +1 312-427-6407 Illinois U.S.A.
  • 3124276408 | +1 312-427-6408 Illinois U.S.A.
  • 3124276409 | +1 312-427-6409 Illinois U.S.A.
  • 3124276410 | +1 312-427-6410 Illinois U.S.A.
  • 3124276411 | +1 312-427-6411 Illinois U.S.A.
  • 3124276412 | +1 312-427-6412 Illinois U.S.A.
  • 3124276413 | +1 312-427-6413 Illinois U.S.A.
  • 3124276414 | +1 312-427-6414 Illinois U.S.A.
  • 3124276415 | +1 312-427-6415 Illinois U.S.A.
  • 3124276416 | +1 312-427-6416 Illinois U.S.A.
  • 3124276417 | +1 312-427-6417 Illinois U.S.A.
  • 3124276418 | +1 312-427-6418 Illinois U.S.A.
  • 3124276419 | +1 312-427-6419 Illinois U.S.A.
  • 3124276420 | +1 312-427-6420 Illinois U.S.A.
  • 3124276421 | +1 312-427-6421 Illinois U.S.A.
  • 3124276422 | +1 312-427-6422 Illinois U.S.A.
  • 3124276423 | +1 312-427-6423 Illinois U.S.A.
  • 3124276424 | +1 312-427-6424 Illinois U.S.A.
  • 3124276425 | +1 312-427-6425 Illinois U.S.A.
  • 3124276426 | +1 312-427-6426 Illinois U.S.A.
  • 3124276427 | +1 312-427-6427 Illinois U.S.A.
  • 3124276428 | +1 312-427-6428 Illinois U.S.A.
  • 3124276429 | +1 312-427-6429 Illinois U.S.A.
  • 3124276430 | +1 312-427-6430 Illinois U.S.A.
  • 3124276431 | +1 312-427-6431 Illinois U.S.A.
  • 3124276432 | +1 312-427-6432 Illinois U.S.A.
  • 3124276433 | +1 312-427-6433 Illinois U.S.A.
  • 3124276434 | +1 312-427-6434 Illinois U.S.A.
  • 3124276435 | +1 312-427-6435 Illinois U.S.A.
  • 3124276436 | +1 312-427-6436 Illinois U.S.A.
  • 3124276437 | +1 312-427-6437 Illinois U.S.A.
  • 3124276438 | +1 312-427-6438 Illinois U.S.A.
  • 3124276439 | +1 312-427-6439 Illinois U.S.A.
  • 3124276440 | +1 312-427-6440 Illinois U.S.A.
  • 3124276441 | +1 312-427-6441 Illinois U.S.A.
  • 3124276442 | +1 312-427-6442 Illinois U.S.A.
  • 3124276443 | +1 312-427-6443 Illinois U.S.A.
  • 3124276444 | +1 312-427-6444 Illinois U.S.A.
  • 3124276445 | +1 312-427-6445 Illinois U.S.A.
  • 3124276446 | +1 312-427-6446 Illinois U.S.A.
  • 3124276447 | +1 312-427-6447 Illinois U.S.A.
  • 3124276448 | +1 312-427-6448 Illinois U.S.A.
  • 3124276449 | +1 312-427-6449 Illinois U.S.A.
  • 3124276450 | +1 312-427-6450 Illinois U.S.A.
  • 3124276451 | +1 312-427-6451 Illinois U.S.A.
  • 3124276452 | +1 312-427-6452 Illinois U.S.A.
  • 3124276453 | +1 312-427-6453 Illinois U.S.A.
  • 3124276454 | +1 312-427-6454 Illinois U.S.A.
  • 3124276455 | +1 312-427-6455 Illinois U.S.A.
  • 3124276456 | +1 312-427-6456 Illinois U.S.A.
  • 3124276457 | +1 312-427-6457 Illinois U.S.A.
  • 3124276458 | +1 312-427-6458 Illinois U.S.A.
  • 3124276459 | +1 312-427-6459 Illinois U.S.A.
  • 3124276460 | +1 312-427-6460 Illinois U.S.A.
  • 3124276461 | +1 312-427-6461 Illinois U.S.A.
  • 3124276462 | +1 312-427-6462 Illinois U.S.A.
  • 3124276463 | +1 312-427-6463 Illinois U.S.A.
  • 3124276464 | +1 312-427-6464 Illinois U.S.A.
  • 3124276465 | +1 312-427-6465 Illinois U.S.A.
  • 3124276466 | +1 312-427-6466 Illinois U.S.A.
  • 3124276467 | +1 312-427-6467 Illinois U.S.A.
  • 3124276468 | +1 312-427-6468 Illinois U.S.A.
  • 3124276469 | +1 312-427-6469 Illinois U.S.A.
  • 3124276470 | +1 312-427-6470 Illinois U.S.A.
  • 3124276471 | +1 312-427-6471 Illinois U.S.A.
  • 3124276472 | +1 312-427-6472 Illinois U.S.A.
  • 3124276473 | +1 312-427-6473 Illinois U.S.A.
  • 3124276474 | +1 312-427-6474 Illinois U.S.A.
  • 3124276475 | +1 312-427-6475 Illinois U.S.A.
  • 3124276476 | +1 312-427-6476 Illinois U.S.A.
  • 3124276477 | +1 312-427-6477 Illinois U.S.A.
  • 3124276478 | +1 312-427-6478 Illinois U.S.A.
  • 3124276479 | +1 312-427-6479 Illinois U.S.A.
  • 3124276480 | +1 312-427-6480 Illinois U.S.A.
  • 3124276481 | +1 312-427-6481 Illinois U.S.A.
  • 3124276482 | +1 312-427-6482 Illinois U.S.A.
  • 3124276483 | +1 312-427-6483 Illinois U.S.A.
  • 3124276484 | +1 312-427-6484 Illinois U.S.A.
  • 3124276485 | +1 312-427-6485 Illinois U.S.A.
  • 3124276486 | +1 312-427-6486 Illinois U.S.A.
  • 3124276487 | +1 312-427-6487 Illinois U.S.A.
  • 3124276488 | +1 312-427-6488 Illinois U.S.A.
  • 3124276489 | +1 312-427-6489 Illinois U.S.A.
  • 3124276490 | +1 312-427-6490 Illinois U.S.A.
  • 3124276491 | +1 312-427-6491 Illinois U.S.A.
  • 3124276492 | +1 312-427-6492 Illinois U.S.A.
  • 3124276493 | +1 312-427-6493 Illinois U.S.A.
  • 3124276494 | +1 312-427-6494 Illinois U.S.A.
  • 3124276495 | +1 312-427-6495 Illinois U.S.A.
  • 3124276496 | +1 312-427-6496 Illinois U.S.A.
  • 3124276497 | +1 312-427-6497 Illinois U.S.A.
  • 3124276498 | +1 312-427-6498 Illinois U.S.A.
  • 3124276499 | +1 312-427-6499 Illinois U.S.A.