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).

  • 3122945400 | +1 312-294-5400 Illinois U.S.A.
  • 3122945401 | +1 312-294-5401 Illinois U.S.A.
  • 3122945402 | +1 312-294-5402 Illinois U.S.A.
  • 3122945403 | +1 312-294-5403 Illinois U.S.A.
  • 3122945404 | +1 312-294-5404 Illinois U.S.A.
  • 3122945405 | +1 312-294-5405 Illinois U.S.A.
  • 3122945406 | +1 312-294-5406 Illinois U.S.A.
  • 3122945407 | +1 312-294-5407 Illinois U.S.A.
  • 3122945408 | +1 312-294-5408 Illinois U.S.A.
  • 3122945409 | +1 312-294-5409 Illinois U.S.A.
  • 3122945410 | +1 312-294-5410 Illinois U.S.A.
  • 3122945411 | +1 312-294-5411 Illinois U.S.A.
  • 3122945412 | +1 312-294-5412 Illinois U.S.A.
  • 3122945413 | +1 312-294-5413 Illinois U.S.A.
  • 3122945414 | +1 312-294-5414 Illinois U.S.A.
  • 3122945415 | +1 312-294-5415 Illinois U.S.A.
  • 3122945416 | +1 312-294-5416 Illinois U.S.A.
  • 3122945417 | +1 312-294-5417 Illinois U.S.A.
  • 3122945418 | +1 312-294-5418 Illinois U.S.A.
  • 3122945419 | +1 312-294-5419 Illinois U.S.A.
  • 3122945420 | +1 312-294-5420 Illinois U.S.A.
  • 3122945421 | +1 312-294-5421 Illinois U.S.A.
  • 3122945422 | +1 312-294-5422 Illinois U.S.A.
  • 3122945423 | +1 312-294-5423 Illinois U.S.A.
  • 3122945424 | +1 312-294-5424 Illinois U.S.A.
  • 3122945425 | +1 312-294-5425 Illinois U.S.A.
  • 3122945426 | +1 312-294-5426 Illinois U.S.A.
  • 3122945427 | +1 312-294-5427 Illinois U.S.A.
  • 3122945428 | +1 312-294-5428 Illinois U.S.A.
  • 3122945429 | +1 312-294-5429 Illinois U.S.A.
  • 3122945430 | +1 312-294-5430 Illinois U.S.A.
  • 3122945431 | +1 312-294-5431 Illinois U.S.A.
  • 3122945432 | +1 312-294-5432 Illinois U.S.A.
  • 3122945433 | +1 312-294-5433 Illinois U.S.A.
  • 3122945434 | +1 312-294-5434 Illinois U.S.A.
  • 3122945435 | +1 312-294-5435 Illinois U.S.A.
  • 3122945436 | +1 312-294-5436 Illinois U.S.A.
  • 3122945437 | +1 312-294-5437 Illinois U.S.A.
  • 3122945438 | +1 312-294-5438 Illinois U.S.A.
  • 3122945439 | +1 312-294-5439 Illinois U.S.A.
  • 3122945440 | +1 312-294-5440 Illinois U.S.A.
  • 3122945441 | +1 312-294-5441 Illinois U.S.A.
  • 3122945442 | +1 312-294-5442 Illinois U.S.A.
  • 3122945443 | +1 312-294-5443 Illinois U.S.A.
  • 3122945444 | +1 312-294-5444 Illinois U.S.A.
  • 3122945445 | +1 312-294-5445 Illinois U.S.A.
  • 3122945446 | +1 312-294-5446 Illinois U.S.A.
  • 3122945447 | +1 312-294-5447 Illinois U.S.A.
  • 3122945448 | +1 312-294-5448 Illinois U.S.A.
  • 3122945449 | +1 312-294-5449 Illinois U.S.A.
  • 3122945450 | +1 312-294-5450 Illinois U.S.A.
  • 3122945451 | +1 312-294-5451 Illinois U.S.A.
  • 3122945452 | +1 312-294-5452 Illinois U.S.A.
  • 3122945453 | +1 312-294-5453 Illinois U.S.A.
  • 3122945454 | +1 312-294-5454 Illinois U.S.A.
  • 3122945455 | +1 312-294-5455 Illinois U.S.A.
  • 3122945456 | +1 312-294-5456 Illinois U.S.A.
  • 3122945457 | +1 312-294-5457 Illinois U.S.A.
  • 3122945458 | +1 312-294-5458 Illinois U.S.A.
  • 3122945459 | +1 312-294-5459 Illinois U.S.A.
  • 3122945460 | +1 312-294-5460 Illinois U.S.A.
  • 3122945461 | +1 312-294-5461 Illinois U.S.A.
  • 3122945462 | +1 312-294-5462 Illinois U.S.A.
  • 3122945463 | +1 312-294-5463 Illinois U.S.A.
  • 3122945464 | +1 312-294-5464 Illinois U.S.A.
  • 3122945465 | +1 312-294-5465 Illinois U.S.A.
  • 3122945466 | +1 312-294-5466 Illinois U.S.A.
  • 3122945467 | +1 312-294-5467 Illinois U.S.A.
  • 3122945468 | +1 312-294-5468 Illinois U.S.A.
  • 3122945469 | +1 312-294-5469 Illinois U.S.A.
  • 3122945470 | +1 312-294-5470 Illinois U.S.A.
  • 3122945471 | +1 312-294-5471 Illinois U.S.A.
  • 3122945472 | +1 312-294-5472 Illinois U.S.A.
  • 3122945473 | +1 312-294-5473 Illinois U.S.A.
  • 3122945474 | +1 312-294-5474 Illinois U.S.A.
  • 3122945475 | +1 312-294-5475 Illinois U.S.A.
  • 3122945476 | +1 312-294-5476 Illinois U.S.A.
  • 3122945477 | +1 312-294-5477 Illinois U.S.A.
  • 3122945478 | +1 312-294-5478 Illinois U.S.A.
  • 3122945479 | +1 312-294-5479 Illinois U.S.A.
  • 3122945480 | +1 312-294-5480 Illinois U.S.A.
  • 3122945481 | +1 312-294-5481 Illinois U.S.A.
  • 3122945482 | +1 312-294-5482 Illinois U.S.A.
  • 3122945483 | +1 312-294-5483 Illinois U.S.A.
  • 3122945484 | +1 312-294-5484 Illinois U.S.A.
  • 3122945485 | +1 312-294-5485 Illinois U.S.A.
  • 3122945486 | +1 312-294-5486 Illinois U.S.A.
  • 3122945487 | +1 312-294-5487 Illinois U.S.A.
  • 3122945488 | +1 312-294-5488 Illinois U.S.A.
  • 3122945489 | +1 312-294-5489 Illinois U.S.A.
  • 3122945490 | +1 312-294-5490 Illinois U.S.A.
  • 3122945491 | +1 312-294-5491 Illinois U.S.A.
  • 3122945492 | +1 312-294-5492 Illinois U.S.A.
  • 3122945493 | +1 312-294-5493 Illinois U.S.A.
  • 3122945494 | +1 312-294-5494 Illinois U.S.A.
  • 3122945495 | +1 312-294-5495 Illinois U.S.A.
  • 3122945496 | +1 312-294-5496 Illinois U.S.A.
  • 3122945497 | +1 312-294-5497 Illinois U.S.A.
  • 3122945498 | +1 312-294-5498 Illinois U.S.A.
  • 3122945499 | +1 312-294-5499 Illinois U.S.A.