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).

  • 3122986400 | +1 312-298-6400 Illinois U.S.A.
  • 3122986401 | +1 312-298-6401 Illinois U.S.A.
  • 3122986402 | +1 312-298-6402 Illinois U.S.A.
  • 3122986403 | +1 312-298-6403 Illinois U.S.A.
  • 3122986404 | +1 312-298-6404 Illinois U.S.A.
  • 3122986405 | +1 312-298-6405 Illinois U.S.A.
  • 3122986406 | +1 312-298-6406 Illinois U.S.A.
  • 3122986407 | +1 312-298-6407 Illinois U.S.A.
  • 3122986408 | +1 312-298-6408 Illinois U.S.A.
  • 3122986409 | +1 312-298-6409 Illinois U.S.A.
  • 3122986410 | +1 312-298-6410 Illinois U.S.A.
  • 3122986411 | +1 312-298-6411 Illinois U.S.A.
  • 3122986412 | +1 312-298-6412 Illinois U.S.A.
  • 3122986413 | +1 312-298-6413 Illinois U.S.A.
  • 3122986414 | +1 312-298-6414 Illinois U.S.A.
  • 3122986415 | +1 312-298-6415 Illinois U.S.A.
  • 3122986416 | +1 312-298-6416 Illinois U.S.A.
  • 3122986417 | +1 312-298-6417 Illinois U.S.A.
  • 3122986418 | +1 312-298-6418 Illinois U.S.A.
  • 3122986419 | +1 312-298-6419 Illinois U.S.A.
  • 3122986420 | +1 312-298-6420 Illinois U.S.A.
  • 3122986421 | +1 312-298-6421 Illinois U.S.A.
  • 3122986422 | +1 312-298-6422 Illinois U.S.A.
  • 3122986423 | +1 312-298-6423 Illinois U.S.A.
  • 3122986424 | +1 312-298-6424 Illinois U.S.A.
  • 3122986425 | +1 312-298-6425 Illinois U.S.A.
  • 3122986426 | +1 312-298-6426 Illinois U.S.A.
  • 3122986427 | +1 312-298-6427 Illinois U.S.A.
  • 3122986428 | +1 312-298-6428 Illinois U.S.A.
  • 3122986429 | +1 312-298-6429 Illinois U.S.A.
  • 3122986430 | +1 312-298-6430 Illinois U.S.A.
  • 3122986431 | +1 312-298-6431 Illinois U.S.A.
  • 3122986432 | +1 312-298-6432 Illinois U.S.A.
  • 3122986433 | +1 312-298-6433 Illinois U.S.A.
  • 3122986434 | +1 312-298-6434 Illinois U.S.A.
  • 3122986435 | +1 312-298-6435 Illinois U.S.A.
  • 3122986436 | +1 312-298-6436 Illinois U.S.A.
  • 3122986437 | +1 312-298-6437 Illinois U.S.A.
  • 3122986438 | +1 312-298-6438 Illinois U.S.A.
  • 3122986439 | +1 312-298-6439 Illinois U.S.A.
  • 3122986440 | +1 312-298-6440 Illinois U.S.A.
  • 3122986441 | +1 312-298-6441 Illinois U.S.A.
  • 3122986442 | +1 312-298-6442 Illinois U.S.A.
  • 3122986443 | +1 312-298-6443 Illinois U.S.A.
  • 3122986444 | +1 312-298-6444 Illinois U.S.A.
  • 3122986445 | +1 312-298-6445 Illinois U.S.A.
  • 3122986446 | +1 312-298-6446 Illinois U.S.A.
  • 3122986447 | +1 312-298-6447 Illinois U.S.A.
  • 3122986448 | +1 312-298-6448 Illinois U.S.A.
  • 3122986449 | +1 312-298-6449 Illinois U.S.A.
  • 3122986450 | +1 312-298-6450 Illinois U.S.A.
  • 3122986451 | +1 312-298-6451 Illinois U.S.A.
  • 3122986452 | +1 312-298-6452 Illinois U.S.A.
  • 3122986453 | +1 312-298-6453 Illinois U.S.A.
  • 3122986454 | +1 312-298-6454 Illinois U.S.A.
  • 3122986455 | +1 312-298-6455 Illinois U.S.A.
  • 3122986456 | +1 312-298-6456 Illinois U.S.A.
  • 3122986457 | +1 312-298-6457 Illinois U.S.A.
  • 3122986458 | +1 312-298-6458 Illinois U.S.A.
  • 3122986459 | +1 312-298-6459 Illinois U.S.A.
  • 3122986460 | +1 312-298-6460 Illinois U.S.A.
  • 3122986461 | +1 312-298-6461 Illinois U.S.A.
  • 3122986462 | +1 312-298-6462 Illinois U.S.A.
  • 3122986463 | +1 312-298-6463 Illinois U.S.A.
  • 3122986464 | +1 312-298-6464 Illinois U.S.A.
  • 3122986465 | +1 312-298-6465 Illinois U.S.A.
  • 3122986466 | +1 312-298-6466 Illinois U.S.A.
  • 3122986467 | +1 312-298-6467 Illinois U.S.A.
  • 3122986468 | +1 312-298-6468 Illinois U.S.A.
  • 3122986469 | +1 312-298-6469 Illinois U.S.A.
  • 3122986470 | +1 312-298-6470 Illinois U.S.A.
  • 3122986471 | +1 312-298-6471 Illinois U.S.A.
  • 3122986472 | +1 312-298-6472 Illinois U.S.A.
  • 3122986473 | +1 312-298-6473 Illinois U.S.A.
  • 3122986474 | +1 312-298-6474 Illinois U.S.A.
  • 3122986475 | +1 312-298-6475 Illinois U.S.A.
  • 3122986476 | +1 312-298-6476 Illinois U.S.A.
  • 3122986477 | +1 312-298-6477 Illinois U.S.A.
  • 3122986478 | +1 312-298-6478 Illinois U.S.A.
  • 3122986479 | +1 312-298-6479 Illinois U.S.A.
  • 3122986480 | +1 312-298-6480 Illinois U.S.A.
  • 3122986481 | +1 312-298-6481 Illinois U.S.A.
  • 3122986482 | +1 312-298-6482 Illinois U.S.A.
  • 3122986483 | +1 312-298-6483 Illinois U.S.A.
  • 3122986484 | +1 312-298-6484 Illinois U.S.A.
  • 3122986485 | +1 312-298-6485 Illinois U.S.A.
  • 3122986486 | +1 312-298-6486 Illinois U.S.A.
  • 3122986487 | +1 312-298-6487 Illinois U.S.A.
  • 3122986488 | +1 312-298-6488 Illinois U.S.A.
  • 3122986489 | +1 312-298-6489 Illinois U.S.A.
  • 3122986490 | +1 312-298-6490 Illinois U.S.A.
  • 3122986491 | +1 312-298-6491 Illinois U.S.A.
  • 3122986492 | +1 312-298-6492 Illinois U.S.A.
  • 3122986493 | +1 312-298-6493 Illinois U.S.A.
  • 3122986494 | +1 312-298-6494 Illinois U.S.A.
  • 3122986495 | +1 312-298-6495 Illinois U.S.A.
  • 3122986496 | +1 312-298-6496 Illinois U.S.A.
  • 3122986497 | +1 312-298-6497 Illinois U.S.A.
  • 3122986498 | +1 312-298-6498 Illinois U.S.A.
  • 3122986499 | +1 312-298-6499 Illinois U.S.A.