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).

  • 3128320400 | +1 312-832-0400 Illinois U.S.A.
  • 3128320401 | +1 312-832-0401 Illinois U.S.A.
  • 3128320402 | +1 312-832-0402 Illinois U.S.A.
  • 3128320403 | +1 312-832-0403 Illinois U.S.A.
  • 3128320404 | +1 312-832-0404 Illinois U.S.A.
  • 3128320405 | +1 312-832-0405 Illinois U.S.A.
  • 3128320406 | +1 312-832-0406 Illinois U.S.A.
  • 3128320407 | +1 312-832-0407 Illinois U.S.A.
  • 3128320408 | +1 312-832-0408 Illinois U.S.A.
  • 3128320409 | +1 312-832-0409 Illinois U.S.A.
  • 3128320410 | +1 312-832-0410 Illinois U.S.A.
  • 3128320411 | +1 312-832-0411 Illinois U.S.A.
  • 3128320412 | +1 312-832-0412 Illinois U.S.A.
  • 3128320413 | +1 312-832-0413 Illinois U.S.A.
  • 3128320414 | +1 312-832-0414 Illinois U.S.A.
  • 3128320415 | +1 312-832-0415 Illinois U.S.A.
  • 3128320416 | +1 312-832-0416 Illinois U.S.A.
  • 3128320417 | +1 312-832-0417 Illinois U.S.A.
  • 3128320418 | +1 312-832-0418 Illinois U.S.A.
  • 3128320419 | +1 312-832-0419 Illinois U.S.A.
  • 3128320420 | +1 312-832-0420 Illinois U.S.A.
  • 3128320421 | +1 312-832-0421 Illinois U.S.A.
  • 3128320422 | +1 312-832-0422 Illinois U.S.A.
  • 3128320423 | +1 312-832-0423 Illinois U.S.A.
  • 3128320424 | +1 312-832-0424 Illinois U.S.A.
  • 3128320425 | +1 312-832-0425 Illinois U.S.A.
  • 3128320426 | +1 312-832-0426 Illinois U.S.A.
  • 3128320427 | +1 312-832-0427 Illinois U.S.A.
  • 3128320428 | +1 312-832-0428 Illinois U.S.A.
  • 3128320429 | +1 312-832-0429 Illinois U.S.A.
  • 3128320430 | +1 312-832-0430 Illinois U.S.A.
  • 3128320431 | +1 312-832-0431 Illinois U.S.A.
  • 3128320432 | +1 312-832-0432 Illinois U.S.A.
  • 3128320433 | +1 312-832-0433 Illinois U.S.A.
  • 3128320434 | +1 312-832-0434 Illinois U.S.A.
  • 3128320435 | +1 312-832-0435 Illinois U.S.A.
  • 3128320436 | +1 312-832-0436 Illinois U.S.A.
  • 3128320437 | +1 312-832-0437 Illinois U.S.A.
  • 3128320438 | +1 312-832-0438 Illinois U.S.A.
  • 3128320439 | +1 312-832-0439 Illinois U.S.A.
  • 3128320440 | +1 312-832-0440 Illinois U.S.A.
  • 3128320441 | +1 312-832-0441 Illinois U.S.A.
  • 3128320442 | +1 312-832-0442 Illinois U.S.A.
  • 3128320443 | +1 312-832-0443 Illinois U.S.A.
  • 3128320444 | +1 312-832-0444 Illinois U.S.A.
  • 3128320445 | +1 312-832-0445 Illinois U.S.A.
  • 3128320446 | +1 312-832-0446 Illinois U.S.A.
  • 3128320447 | +1 312-832-0447 Illinois U.S.A.
  • 3128320448 | +1 312-832-0448 Illinois U.S.A.
  • 3128320449 | +1 312-832-0449 Illinois U.S.A.
  • 3128320450 | +1 312-832-0450 Illinois U.S.A.
  • 3128320451 | +1 312-832-0451 Illinois U.S.A.
  • 3128320452 | +1 312-832-0452 Illinois U.S.A.
  • 3128320453 | +1 312-832-0453 Illinois U.S.A.
  • 3128320454 | +1 312-832-0454 Illinois U.S.A.
  • 3128320455 | +1 312-832-0455 Illinois U.S.A.
  • 3128320456 | +1 312-832-0456 Illinois U.S.A.
  • 3128320457 | +1 312-832-0457 Illinois U.S.A.
  • 3128320458 | +1 312-832-0458 Illinois U.S.A.
  • 3128320459 | +1 312-832-0459 Illinois U.S.A.
  • 3128320460 | +1 312-832-0460 Illinois U.S.A.
  • 3128320461 | +1 312-832-0461 Illinois U.S.A.
  • 3128320462 | +1 312-832-0462 Illinois U.S.A.
  • 3128320463 | +1 312-832-0463 Illinois U.S.A.
  • 3128320464 | +1 312-832-0464 Illinois U.S.A.
  • 3128320465 | +1 312-832-0465 Illinois U.S.A.
  • 3128320466 | +1 312-832-0466 Illinois U.S.A.
  • 3128320467 | +1 312-832-0467 Illinois U.S.A.
  • 3128320468 | +1 312-832-0468 Illinois U.S.A.
  • 3128320469 | +1 312-832-0469 Illinois U.S.A.
  • 3128320470 | +1 312-832-0470 Illinois U.S.A.
  • 3128320471 | +1 312-832-0471 Illinois U.S.A.
  • 3128320472 | +1 312-832-0472 Illinois U.S.A.
  • 3128320473 | +1 312-832-0473 Illinois U.S.A.
  • 3128320474 | +1 312-832-0474 Illinois U.S.A.
  • 3128320475 | +1 312-832-0475 Illinois U.S.A.
  • 3128320476 | +1 312-832-0476 Illinois U.S.A.
  • 3128320477 | +1 312-832-0477 Illinois U.S.A.
  • 3128320478 | +1 312-832-0478 Illinois U.S.A.
  • 3128320479 | +1 312-832-0479 Illinois U.S.A.
  • 3128320480 | +1 312-832-0480 Illinois U.S.A.
  • 3128320481 | +1 312-832-0481 Illinois U.S.A.
  • 3128320482 | +1 312-832-0482 Illinois U.S.A.
  • 3128320483 | +1 312-832-0483 Illinois U.S.A.
  • 3128320484 | +1 312-832-0484 Illinois U.S.A.
  • 3128320485 | +1 312-832-0485 Illinois U.S.A.
  • 3128320486 | +1 312-832-0486 Illinois U.S.A.
  • 3128320487 | +1 312-832-0487 Illinois U.S.A.
  • 3128320488 | +1 312-832-0488 Illinois U.S.A.
  • 3128320489 | +1 312-832-0489 Illinois U.S.A.
  • 3128320490 | +1 312-832-0490 Illinois U.S.A.
  • 3128320491 | +1 312-832-0491 Illinois U.S.A.
  • 3128320492 | +1 312-832-0492 Illinois U.S.A.
  • 3128320493 | +1 312-832-0493 Illinois U.S.A.
  • 3128320494 | +1 312-832-0494 Illinois U.S.A.
  • 3128320495 | +1 312-832-0495 Illinois U.S.A.
  • 3128320496 | +1 312-832-0496 Illinois U.S.A.
  • 3128320497 | +1 312-832-0497 Illinois U.S.A.
  • 3128320498 | +1 312-832-0498 Illinois U.S.A.
  • 3128320499 | +1 312-832-0499 Illinois U.S.A.