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).

  • 3128455400 | +1 312-845-5400 Illinois U.S.A.
  • 3128455401 | +1 312-845-5401 Illinois U.S.A.
  • 3128455402 | +1 312-845-5402 Illinois U.S.A.
  • 3128455403 | +1 312-845-5403 Illinois U.S.A.
  • 3128455404 | +1 312-845-5404 Illinois U.S.A.
  • 3128455405 | +1 312-845-5405 Illinois U.S.A.
  • 3128455406 | +1 312-845-5406 Illinois U.S.A.
  • 3128455407 | +1 312-845-5407 Illinois U.S.A.
  • 3128455408 | +1 312-845-5408 Illinois U.S.A.
  • 3128455409 | +1 312-845-5409 Illinois U.S.A.
  • 3128455410 | +1 312-845-5410 Illinois U.S.A.
  • 3128455411 | +1 312-845-5411 Illinois U.S.A.
  • 3128455412 | +1 312-845-5412 Illinois U.S.A.
  • 3128455413 | +1 312-845-5413 Illinois U.S.A.
  • 3128455414 | +1 312-845-5414 Illinois U.S.A.
  • 3128455415 | +1 312-845-5415 Illinois U.S.A.
  • 3128455416 | +1 312-845-5416 Illinois U.S.A.
  • 3128455417 | +1 312-845-5417 Illinois U.S.A.
  • 3128455418 | +1 312-845-5418 Illinois U.S.A.
  • 3128455419 | +1 312-845-5419 Illinois U.S.A.
  • 3128455420 | +1 312-845-5420 Illinois U.S.A.
  • 3128455421 | +1 312-845-5421 Illinois U.S.A.
  • 3128455422 | +1 312-845-5422 Illinois U.S.A.
  • 3128455423 | +1 312-845-5423 Illinois U.S.A.
  • 3128455424 | +1 312-845-5424 Illinois U.S.A.
  • 3128455425 | +1 312-845-5425 Illinois U.S.A.
  • 3128455426 | +1 312-845-5426 Illinois U.S.A.
  • 3128455427 | +1 312-845-5427 Illinois U.S.A.
  • 3128455428 | +1 312-845-5428 Illinois U.S.A.
  • 3128455429 | +1 312-845-5429 Illinois U.S.A.
  • 3128455430 | +1 312-845-5430 Illinois U.S.A.
  • 3128455431 | +1 312-845-5431 Illinois U.S.A.
  • 3128455432 | +1 312-845-5432 Illinois U.S.A.
  • 3128455433 | +1 312-845-5433 Illinois U.S.A.
  • 3128455434 | +1 312-845-5434 Illinois U.S.A.
  • 3128455435 | +1 312-845-5435 Illinois U.S.A.
  • 3128455436 | +1 312-845-5436 Illinois U.S.A.
  • 3128455437 | +1 312-845-5437 Illinois U.S.A.
  • 3128455438 | +1 312-845-5438 Illinois U.S.A.
  • 3128455439 | +1 312-845-5439 Illinois U.S.A.
  • 3128455440 | +1 312-845-5440 Illinois U.S.A.
  • 3128455441 | +1 312-845-5441 Illinois U.S.A.
  • 3128455442 | +1 312-845-5442 Illinois U.S.A.
  • 3128455443 | +1 312-845-5443 Illinois U.S.A.
  • 3128455444 | +1 312-845-5444 Illinois U.S.A.
  • 3128455445 | +1 312-845-5445 Illinois U.S.A.
  • 3128455446 | +1 312-845-5446 Illinois U.S.A.
  • 3128455447 | +1 312-845-5447 Illinois U.S.A.
  • 3128455448 | +1 312-845-5448 Illinois U.S.A.
  • 3128455449 | +1 312-845-5449 Illinois U.S.A.
  • 3128455450 | +1 312-845-5450 Illinois U.S.A.
  • 3128455451 | +1 312-845-5451 Illinois U.S.A.
  • 3128455452 | +1 312-845-5452 Illinois U.S.A.
  • 3128455453 | +1 312-845-5453 Illinois U.S.A.
  • 3128455454 | +1 312-845-5454 Illinois U.S.A.
  • 3128455455 | +1 312-845-5455 Illinois U.S.A.
  • 3128455456 | +1 312-845-5456 Illinois U.S.A.
  • 3128455457 | +1 312-845-5457 Illinois U.S.A.
  • 3128455458 | +1 312-845-5458 Illinois U.S.A.
  • 3128455459 | +1 312-845-5459 Illinois U.S.A.
  • 3128455460 | +1 312-845-5460 Illinois U.S.A.
  • 3128455461 | +1 312-845-5461 Illinois U.S.A.
  • 3128455462 | +1 312-845-5462 Illinois U.S.A.
  • 3128455463 | +1 312-845-5463 Illinois U.S.A.
  • 3128455464 | +1 312-845-5464 Illinois U.S.A.
  • 3128455465 | +1 312-845-5465 Illinois U.S.A.
  • 3128455466 | +1 312-845-5466 Illinois U.S.A.
  • 3128455467 | +1 312-845-5467 Illinois U.S.A.
  • 3128455468 | +1 312-845-5468 Illinois U.S.A.
  • 3128455469 | +1 312-845-5469 Illinois U.S.A.
  • 3128455470 | +1 312-845-5470 Illinois U.S.A.
  • 3128455471 | +1 312-845-5471 Illinois U.S.A.
  • 3128455472 | +1 312-845-5472 Illinois U.S.A.
  • 3128455473 | +1 312-845-5473 Illinois U.S.A.
  • 3128455474 | +1 312-845-5474 Illinois U.S.A.
  • 3128455475 | +1 312-845-5475 Illinois U.S.A.
  • 3128455476 | +1 312-845-5476 Illinois U.S.A.
  • 3128455477 | +1 312-845-5477 Illinois U.S.A.
  • 3128455478 | +1 312-845-5478 Illinois U.S.A.
  • 3128455479 | +1 312-845-5479 Illinois U.S.A.
  • 3128455480 | +1 312-845-5480 Illinois U.S.A.
  • 3128455481 | +1 312-845-5481 Illinois U.S.A.
  • 3128455482 | +1 312-845-5482 Illinois U.S.A.
  • 3128455483 | +1 312-845-5483 Illinois U.S.A.
  • 3128455484 | +1 312-845-5484 Illinois U.S.A.
  • 3128455485 | +1 312-845-5485 Illinois U.S.A.
  • 3128455486 | +1 312-845-5486 Illinois U.S.A.
  • 3128455487 | +1 312-845-5487 Illinois U.S.A.
  • 3128455488 | +1 312-845-5488 Illinois U.S.A.
  • 3128455489 | +1 312-845-5489 Illinois U.S.A.
  • 3128455490 | +1 312-845-5490 Illinois U.S.A.
  • 3128455491 | +1 312-845-5491 Illinois U.S.A.
  • 3128455492 | +1 312-845-5492 Illinois U.S.A.
  • 3128455493 | +1 312-845-5493 Illinois U.S.A.
  • 3128455494 | +1 312-845-5494 Illinois U.S.A.
  • 3128455495 | +1 312-845-5495 Illinois U.S.A.
  • 3128455496 | +1 312-845-5496 Illinois U.S.A.
  • 3128455497 | +1 312-845-5497 Illinois U.S.A.
  • 3128455498 | +1 312-845-5498 Illinois U.S.A.
  • 3128455499 | +1 312-845-5499 Illinois U.S.A.