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).

  • 3124275400 | +1 312-427-5400 Illinois U.S.A.
  • 3124275401 | +1 312-427-5401 Illinois U.S.A.
  • 3124275402 | +1 312-427-5402 Illinois U.S.A.
  • 3124275403 | +1 312-427-5403 Illinois U.S.A.
  • 3124275404 | +1 312-427-5404 Illinois U.S.A.
  • 3124275405 | +1 312-427-5405 Illinois U.S.A.
  • 3124275406 | +1 312-427-5406 Illinois U.S.A.
  • 3124275407 | +1 312-427-5407 Illinois U.S.A.
  • 3124275408 | +1 312-427-5408 Illinois U.S.A.
  • 3124275409 | +1 312-427-5409 Illinois U.S.A.
  • 3124275410 | +1 312-427-5410 Illinois U.S.A.
  • 3124275411 | +1 312-427-5411 Illinois U.S.A.
  • 3124275412 | +1 312-427-5412 Illinois U.S.A.
  • 3124275413 | +1 312-427-5413 Illinois U.S.A.
  • 3124275414 | +1 312-427-5414 Illinois U.S.A.
  • 3124275415 | +1 312-427-5415 Illinois U.S.A.
  • 3124275416 | +1 312-427-5416 Illinois U.S.A.
  • 3124275417 | +1 312-427-5417 Illinois U.S.A.
  • 3124275418 | +1 312-427-5418 Illinois U.S.A.
  • 3124275419 | +1 312-427-5419 Illinois U.S.A.
  • 3124275420 | +1 312-427-5420 Illinois U.S.A.
  • 3124275421 | +1 312-427-5421 Illinois U.S.A.
  • 3124275422 | +1 312-427-5422 Illinois U.S.A.
  • 3124275423 | +1 312-427-5423 Illinois U.S.A.
  • 3124275424 | +1 312-427-5424 Illinois U.S.A.
  • 3124275425 | +1 312-427-5425 Illinois U.S.A.
  • 3124275426 | +1 312-427-5426 Illinois U.S.A.
  • 3124275427 | +1 312-427-5427 Illinois U.S.A.
  • 3124275428 | +1 312-427-5428 Illinois U.S.A.
  • 3124275429 | +1 312-427-5429 Illinois U.S.A.
  • 3124275430 | +1 312-427-5430 Illinois U.S.A.
  • 3124275431 | +1 312-427-5431 Illinois U.S.A.
  • 3124275432 | +1 312-427-5432 Illinois U.S.A.
  • 3124275433 | +1 312-427-5433 Illinois U.S.A.
  • 3124275434 | +1 312-427-5434 Illinois U.S.A.
  • 3124275435 | +1 312-427-5435 Illinois U.S.A.
  • 3124275436 | +1 312-427-5436 Illinois U.S.A.
  • 3124275437 | +1 312-427-5437 Illinois U.S.A.
  • 3124275438 | +1 312-427-5438 Illinois U.S.A.
  • 3124275439 | +1 312-427-5439 Illinois U.S.A.
  • 3124275440 | +1 312-427-5440 Illinois U.S.A.
  • 3124275441 | +1 312-427-5441 Illinois U.S.A.
  • 3124275442 | +1 312-427-5442 Illinois U.S.A.
  • 3124275443 | +1 312-427-5443 Illinois U.S.A.
  • 3124275444 | +1 312-427-5444 Illinois U.S.A.
  • 3124275445 | +1 312-427-5445 Illinois U.S.A.
  • 3124275446 | +1 312-427-5446 Illinois U.S.A.
  • 3124275447 | +1 312-427-5447 Illinois U.S.A.
  • 3124275448 | +1 312-427-5448 Illinois U.S.A.
  • 3124275449 | +1 312-427-5449 Illinois U.S.A.
  • 3124275450 | +1 312-427-5450 Illinois U.S.A.
  • 3124275451 | +1 312-427-5451 Illinois U.S.A.
  • 3124275452 | +1 312-427-5452 Illinois U.S.A.
  • 3124275453 | +1 312-427-5453 Illinois U.S.A.
  • 3124275454 | +1 312-427-5454 Illinois U.S.A.
  • 3124275455 | +1 312-427-5455 Illinois U.S.A.
  • 3124275456 | +1 312-427-5456 Illinois U.S.A.
  • 3124275457 | +1 312-427-5457 Illinois U.S.A.
  • 3124275458 | +1 312-427-5458 Illinois U.S.A.
  • 3124275459 | +1 312-427-5459 Illinois U.S.A.
  • 3124275460 | +1 312-427-5460 Illinois U.S.A.
  • 3124275461 | +1 312-427-5461 Illinois U.S.A.
  • 3124275462 | +1 312-427-5462 Illinois U.S.A.
  • 3124275463 | +1 312-427-5463 Illinois U.S.A.
  • 3124275464 | +1 312-427-5464 Illinois U.S.A.
  • 3124275465 | +1 312-427-5465 Illinois U.S.A.
  • 3124275466 | +1 312-427-5466 Illinois U.S.A.
  • 3124275467 | +1 312-427-5467 Illinois U.S.A.
  • 3124275468 | +1 312-427-5468 Illinois U.S.A.
  • 3124275469 | +1 312-427-5469 Illinois U.S.A.
  • 3124275470 | +1 312-427-5470 Illinois U.S.A.
  • 3124275471 | +1 312-427-5471 Illinois U.S.A.
  • 3124275472 | +1 312-427-5472 Illinois U.S.A.
  • 3124275473 | +1 312-427-5473 Illinois U.S.A.
  • 3124275474 | +1 312-427-5474 Illinois U.S.A.
  • 3124275475 | +1 312-427-5475 Illinois U.S.A.
  • 3124275476 | +1 312-427-5476 Illinois U.S.A.
  • 3124275477 | +1 312-427-5477 Illinois U.S.A.
  • 3124275478 | +1 312-427-5478 Illinois U.S.A.
  • 3124275479 | +1 312-427-5479 Illinois U.S.A.
  • 3124275480 | +1 312-427-5480 Illinois U.S.A.
  • 3124275481 | +1 312-427-5481 Illinois U.S.A.
  • 3124275482 | +1 312-427-5482 Illinois U.S.A.
  • 3124275483 | +1 312-427-5483 Illinois U.S.A.
  • 3124275484 | +1 312-427-5484 Illinois U.S.A.
  • 3124275485 | +1 312-427-5485 Illinois U.S.A.
  • 3124275486 | +1 312-427-5486 Illinois U.S.A.
  • 3124275487 | +1 312-427-5487 Illinois U.S.A.
  • 3124275488 | +1 312-427-5488 Illinois U.S.A.
  • 3124275489 | +1 312-427-5489 Illinois U.S.A.
  • 3124275490 | +1 312-427-5490 Illinois U.S.A.
  • 3124275491 | +1 312-427-5491 Illinois U.S.A.
  • 3124275492 | +1 312-427-5492 Illinois U.S.A.
  • 3124275493 | +1 312-427-5493 Illinois U.S.A.
  • 3124275494 | +1 312-427-5494 Illinois U.S.A.
  • 3124275495 | +1 312-427-5495 Illinois U.S.A.
  • 3124275496 | +1 312-427-5496 Illinois U.S.A.
  • 3124275497 | +1 312-427-5497 Illinois U.S.A.
  • 3124275498 | +1 312-427-5498 Illinois U.S.A.
  • 3124275499 | +1 312-427-5499 Illinois U.S.A.