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).

  • 3124135400 | +1 312-413-5400 Illinois U.S.A.
  • 3124135401 | +1 312-413-5401 Illinois U.S.A.
  • 3124135402 | +1 312-413-5402 Illinois U.S.A.
  • 3124135403 | +1 312-413-5403 Illinois U.S.A.
  • 3124135404 | +1 312-413-5404 Illinois U.S.A.
  • 3124135405 | +1 312-413-5405 Illinois U.S.A.
  • 3124135406 | +1 312-413-5406 Illinois U.S.A.
  • 3124135407 | +1 312-413-5407 Illinois U.S.A.
  • 3124135408 | +1 312-413-5408 Illinois U.S.A.
  • 3124135409 | +1 312-413-5409 Illinois U.S.A.
  • 3124135410 | +1 312-413-5410 Illinois U.S.A.
  • 3124135411 | +1 312-413-5411 Illinois U.S.A.
  • 3124135412 | +1 312-413-5412 Illinois U.S.A.
  • 3124135413 | +1 312-413-5413 Illinois U.S.A.
  • 3124135414 | +1 312-413-5414 Illinois U.S.A.
  • 3124135415 | +1 312-413-5415 Illinois U.S.A.
  • 3124135416 | +1 312-413-5416 Illinois U.S.A.
  • 3124135417 | +1 312-413-5417 Illinois U.S.A.
  • 3124135418 | +1 312-413-5418 Illinois U.S.A.
  • 3124135419 | +1 312-413-5419 Illinois U.S.A.
  • 3124135420 | +1 312-413-5420 Illinois U.S.A.
  • 3124135421 | +1 312-413-5421 Illinois U.S.A.
  • 3124135422 | +1 312-413-5422 Illinois U.S.A.
  • 3124135423 | +1 312-413-5423 Illinois U.S.A.
  • 3124135424 | +1 312-413-5424 Illinois U.S.A.
  • 3124135425 | +1 312-413-5425 Illinois U.S.A.
  • 3124135426 | +1 312-413-5426 Illinois U.S.A.
  • 3124135427 | +1 312-413-5427 Illinois U.S.A.
  • 3124135428 | +1 312-413-5428 Illinois U.S.A.
  • 3124135429 | +1 312-413-5429 Illinois U.S.A.
  • 3124135430 | +1 312-413-5430 Illinois U.S.A.
  • 3124135431 | +1 312-413-5431 Illinois U.S.A.
  • 3124135432 | +1 312-413-5432 Illinois U.S.A.
  • 3124135433 | +1 312-413-5433 Illinois U.S.A.
  • 3124135434 | +1 312-413-5434 Illinois U.S.A.
  • 3124135435 | +1 312-413-5435 Illinois U.S.A.
  • 3124135436 | +1 312-413-5436 Illinois U.S.A.
  • 3124135437 | +1 312-413-5437 Illinois U.S.A.
  • 3124135438 | +1 312-413-5438 Illinois U.S.A.
  • 3124135439 | +1 312-413-5439 Illinois U.S.A.
  • 3124135440 | +1 312-413-5440 Illinois U.S.A.
  • 3124135441 | +1 312-413-5441 Illinois U.S.A.
  • 3124135442 | +1 312-413-5442 Illinois U.S.A.
  • 3124135443 | +1 312-413-5443 Illinois U.S.A.
  • 3124135444 | +1 312-413-5444 Illinois U.S.A.
  • 3124135445 | +1 312-413-5445 Illinois U.S.A.
  • 3124135446 | +1 312-413-5446 Illinois U.S.A.
  • 3124135447 | +1 312-413-5447 Illinois U.S.A.
  • 3124135448 | +1 312-413-5448 Illinois U.S.A.
  • 3124135449 | +1 312-413-5449 Illinois U.S.A.
  • 3124135450 | +1 312-413-5450 Illinois U.S.A.
  • 3124135451 | +1 312-413-5451 Illinois U.S.A.
  • 3124135452 | +1 312-413-5452 Illinois U.S.A.
  • 3124135453 | +1 312-413-5453 Illinois U.S.A.
  • 3124135454 | +1 312-413-5454 Illinois U.S.A.
  • 3124135455 | +1 312-413-5455 Illinois U.S.A.
  • 3124135456 | +1 312-413-5456 Illinois U.S.A.
  • 3124135457 | +1 312-413-5457 Illinois U.S.A.
  • 3124135458 | +1 312-413-5458 Illinois U.S.A.
  • 3124135459 | +1 312-413-5459 Illinois U.S.A.
  • 3124135460 | +1 312-413-5460 Illinois U.S.A.
  • 3124135461 | +1 312-413-5461 Illinois U.S.A.
  • 3124135462 | +1 312-413-5462 Illinois U.S.A.
  • 3124135463 | +1 312-413-5463 Illinois U.S.A.
  • 3124135464 | +1 312-413-5464 Illinois U.S.A.
  • 3124135465 | +1 312-413-5465 Illinois U.S.A.
  • 3124135466 | +1 312-413-5466 Illinois U.S.A.
  • 3124135467 | +1 312-413-5467 Illinois U.S.A.
  • 3124135468 | +1 312-413-5468 Illinois U.S.A.
  • 3124135469 | +1 312-413-5469 Illinois U.S.A.
  • 3124135470 | +1 312-413-5470 Illinois U.S.A.
  • 3124135471 | +1 312-413-5471 Illinois U.S.A.
  • 3124135472 | +1 312-413-5472 Illinois U.S.A.
  • 3124135473 | +1 312-413-5473 Illinois U.S.A.
  • 3124135474 | +1 312-413-5474 Illinois U.S.A.
  • 3124135475 | +1 312-413-5475 Illinois U.S.A.
  • 3124135476 | +1 312-413-5476 Illinois U.S.A.
  • 3124135477 | +1 312-413-5477 Illinois U.S.A.
  • 3124135478 | +1 312-413-5478 Illinois U.S.A.
  • 3124135479 | +1 312-413-5479 Illinois U.S.A.
  • 3124135480 | +1 312-413-5480 Illinois U.S.A.
  • 3124135481 | +1 312-413-5481 Illinois U.S.A.
  • 3124135482 | +1 312-413-5482 Illinois U.S.A.
  • 3124135483 | +1 312-413-5483 Illinois U.S.A.
  • 3124135484 | +1 312-413-5484 Illinois U.S.A.
  • 3124135485 | +1 312-413-5485 Illinois U.S.A.
  • 3124135486 | +1 312-413-5486 Illinois U.S.A.
  • 3124135487 | +1 312-413-5487 Illinois U.S.A.
  • 3124135488 | +1 312-413-5488 Illinois U.S.A.
  • 3124135489 | +1 312-413-5489 Illinois U.S.A.
  • 3124135490 | +1 312-413-5490 Illinois U.S.A.
  • 3124135491 | +1 312-413-5491 Illinois U.S.A.
  • 3124135492 | +1 312-413-5492 Illinois U.S.A.
  • 3124135493 | +1 312-413-5493 Illinois U.S.A.
  • 3124135494 | +1 312-413-5494 Illinois U.S.A.
  • 3124135495 | +1 312-413-5495 Illinois U.S.A.
  • 3124135496 | +1 312-413-5496 Illinois U.S.A.
  • 3124135497 | +1 312-413-5497 Illinois U.S.A.
  • 3124135498 | +1 312-413-5498 Illinois U.S.A.
  • 3124135499 | +1 312-413-5499 Illinois U.S.A.