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).

  • 3125036400 | +1 312-503-6400 Illinois U.S.A.
  • 3125036401 | +1 312-503-6401 Illinois U.S.A.
  • 3125036402 | +1 312-503-6402 Illinois U.S.A.
  • 3125036403 | +1 312-503-6403 Illinois U.S.A.
  • 3125036404 | +1 312-503-6404 Illinois U.S.A.
  • 3125036405 | +1 312-503-6405 Illinois U.S.A.
  • 3125036406 | +1 312-503-6406 Illinois U.S.A.
  • 3125036407 | +1 312-503-6407 Illinois U.S.A.
  • 3125036408 | +1 312-503-6408 Illinois U.S.A.
  • 3125036409 | +1 312-503-6409 Illinois U.S.A.
  • 3125036410 | +1 312-503-6410 Illinois U.S.A.
  • 3125036411 | +1 312-503-6411 Illinois U.S.A.
  • 3125036412 | +1 312-503-6412 Illinois U.S.A.
  • 3125036413 | +1 312-503-6413 Illinois U.S.A.
  • 3125036414 | +1 312-503-6414 Illinois U.S.A.
  • 3125036415 | +1 312-503-6415 Illinois U.S.A.
  • 3125036416 | +1 312-503-6416 Illinois U.S.A.
  • 3125036417 | +1 312-503-6417 Illinois U.S.A.
  • 3125036418 | +1 312-503-6418 Illinois U.S.A.
  • 3125036419 | +1 312-503-6419 Illinois U.S.A.
  • 3125036420 | +1 312-503-6420 Illinois U.S.A.
  • 3125036421 | +1 312-503-6421 Illinois U.S.A.
  • 3125036422 | +1 312-503-6422 Illinois U.S.A.
  • 3125036423 | +1 312-503-6423 Illinois U.S.A.
  • 3125036424 | +1 312-503-6424 Illinois U.S.A.
  • 3125036425 | +1 312-503-6425 Illinois U.S.A.
  • 3125036426 | +1 312-503-6426 Illinois U.S.A.
  • 3125036427 | +1 312-503-6427 Illinois U.S.A.
  • 3125036428 | +1 312-503-6428 Illinois U.S.A.
  • 3125036429 | +1 312-503-6429 Illinois U.S.A.
  • 3125036430 | +1 312-503-6430 Illinois U.S.A.
  • 3125036431 | +1 312-503-6431 Illinois U.S.A.
  • 3125036432 | +1 312-503-6432 Illinois U.S.A.
  • 3125036433 | +1 312-503-6433 Illinois U.S.A.
  • 3125036434 | +1 312-503-6434 Illinois U.S.A.
  • 3125036435 | +1 312-503-6435 Illinois U.S.A.
  • 3125036436 | +1 312-503-6436 Illinois U.S.A.
  • 3125036437 | +1 312-503-6437 Illinois U.S.A.
  • 3125036438 | +1 312-503-6438 Illinois U.S.A.
  • 3125036439 | +1 312-503-6439 Illinois U.S.A.
  • 3125036440 | +1 312-503-6440 Illinois U.S.A.
  • 3125036441 | +1 312-503-6441 Illinois U.S.A.
  • 3125036442 | +1 312-503-6442 Illinois U.S.A.
  • 3125036443 | +1 312-503-6443 Illinois U.S.A.
  • 3125036444 | +1 312-503-6444 Illinois U.S.A.
  • 3125036445 | +1 312-503-6445 Illinois U.S.A.
  • 3125036446 | +1 312-503-6446 Illinois U.S.A.
  • 3125036447 | +1 312-503-6447 Illinois U.S.A.
  • 3125036448 | +1 312-503-6448 Illinois U.S.A.
  • 3125036449 | +1 312-503-6449 Illinois U.S.A.
  • 3125036450 | +1 312-503-6450 Illinois U.S.A.
  • 3125036451 | +1 312-503-6451 Illinois U.S.A.
  • 3125036452 | +1 312-503-6452 Illinois U.S.A.
  • 3125036453 | +1 312-503-6453 Illinois U.S.A.
  • 3125036454 | +1 312-503-6454 Illinois U.S.A.
  • 3125036455 | +1 312-503-6455 Illinois U.S.A.
  • 3125036456 | +1 312-503-6456 Illinois U.S.A.
  • 3125036457 | +1 312-503-6457 Illinois U.S.A.
  • 3125036458 | +1 312-503-6458 Illinois U.S.A.
  • 3125036459 | +1 312-503-6459 Illinois U.S.A.
  • 3125036460 | +1 312-503-6460 Illinois U.S.A.
  • 3125036461 | +1 312-503-6461 Illinois U.S.A.
  • 3125036462 | +1 312-503-6462 Illinois U.S.A.
  • 3125036463 | +1 312-503-6463 Illinois U.S.A.
  • 3125036464 | +1 312-503-6464 Illinois U.S.A.
  • 3125036465 | +1 312-503-6465 Illinois U.S.A.
  • 3125036466 | +1 312-503-6466 Illinois U.S.A.
  • 3125036467 | +1 312-503-6467 Illinois U.S.A.
  • 3125036468 | +1 312-503-6468 Illinois U.S.A.
  • 3125036469 | +1 312-503-6469 Illinois U.S.A.
  • 3125036470 | +1 312-503-6470 Illinois U.S.A.
  • 3125036471 | +1 312-503-6471 Illinois U.S.A.
  • 3125036472 | +1 312-503-6472 Illinois U.S.A.
  • 3125036473 | +1 312-503-6473 Illinois U.S.A.
  • 3125036474 | +1 312-503-6474 Illinois U.S.A.
  • 3125036475 | +1 312-503-6475 Illinois U.S.A.
  • 3125036476 | +1 312-503-6476 Illinois U.S.A.
  • 3125036477 | +1 312-503-6477 Illinois U.S.A.
  • 3125036478 | +1 312-503-6478 Illinois U.S.A.
  • 3125036479 | +1 312-503-6479 Illinois U.S.A.
  • 3125036480 | +1 312-503-6480 Illinois U.S.A.
  • 3125036481 | +1 312-503-6481 Illinois U.S.A.
  • 3125036482 | +1 312-503-6482 Illinois U.S.A.
  • 3125036483 | +1 312-503-6483 Illinois U.S.A.
  • 3125036484 | +1 312-503-6484 Illinois U.S.A.
  • 3125036485 | +1 312-503-6485 Illinois U.S.A.
  • 3125036486 | +1 312-503-6486 Illinois U.S.A.
  • 3125036487 | +1 312-503-6487 Illinois U.S.A.
  • 3125036488 | +1 312-503-6488 Illinois U.S.A.
  • 3125036489 | +1 312-503-6489 Illinois U.S.A.
  • 3125036490 | +1 312-503-6490 Illinois U.S.A.
  • 3125036491 | +1 312-503-6491 Illinois U.S.A.
  • 3125036492 | +1 312-503-6492 Illinois U.S.A.
  • 3125036493 | +1 312-503-6493 Illinois U.S.A.
  • 3125036494 | +1 312-503-6494 Illinois U.S.A.
  • 3125036495 | +1 312-503-6495 Illinois U.S.A.
  • 3125036496 | +1 312-503-6496 Illinois U.S.A.
  • 3125036497 | +1 312-503-6497 Illinois U.S.A.
  • 3125036498 | +1 312-503-6498 Illinois U.S.A.
  • 3125036499 | +1 312-503-6499 Illinois U.S.A.