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).

  • 3128565400 | +1 312-856-5400 Illinois U.S.A.
  • 3128565401 | +1 312-856-5401 Illinois U.S.A.
  • 3128565402 | +1 312-856-5402 Illinois U.S.A.
  • 3128565403 | +1 312-856-5403 Illinois U.S.A.
  • 3128565404 | +1 312-856-5404 Illinois U.S.A.
  • 3128565405 | +1 312-856-5405 Illinois U.S.A.
  • 3128565406 | +1 312-856-5406 Illinois U.S.A.
  • 3128565407 | +1 312-856-5407 Illinois U.S.A.
  • 3128565408 | +1 312-856-5408 Illinois U.S.A.
  • 3128565409 | +1 312-856-5409 Illinois U.S.A.
  • 3128565410 | +1 312-856-5410 Illinois U.S.A.
  • 3128565411 | +1 312-856-5411 Illinois U.S.A.
  • 3128565412 | +1 312-856-5412 Illinois U.S.A.
  • 3128565413 | +1 312-856-5413 Illinois U.S.A.
  • 3128565414 | +1 312-856-5414 Illinois U.S.A.
  • 3128565415 | +1 312-856-5415 Illinois U.S.A.
  • 3128565416 | +1 312-856-5416 Illinois U.S.A.
  • 3128565417 | +1 312-856-5417 Illinois U.S.A.
  • 3128565418 | +1 312-856-5418 Illinois U.S.A.
  • 3128565419 | +1 312-856-5419 Illinois U.S.A.
  • 3128565420 | +1 312-856-5420 Illinois U.S.A.
  • 3128565421 | +1 312-856-5421 Illinois U.S.A.
  • 3128565422 | +1 312-856-5422 Illinois U.S.A.
  • 3128565423 | +1 312-856-5423 Illinois U.S.A.
  • 3128565424 | +1 312-856-5424 Illinois U.S.A.
  • 3128565425 | +1 312-856-5425 Illinois U.S.A.
  • 3128565426 | +1 312-856-5426 Illinois U.S.A.
  • 3128565427 | +1 312-856-5427 Illinois U.S.A.
  • 3128565428 | +1 312-856-5428 Illinois U.S.A.
  • 3128565429 | +1 312-856-5429 Illinois U.S.A.
  • 3128565430 | +1 312-856-5430 Illinois U.S.A.
  • 3128565431 | +1 312-856-5431 Illinois U.S.A.
  • 3128565432 | +1 312-856-5432 Illinois U.S.A.
  • 3128565433 | +1 312-856-5433 Illinois U.S.A.
  • 3128565434 | +1 312-856-5434 Illinois U.S.A.
  • 3128565435 | +1 312-856-5435 Illinois U.S.A.
  • 3128565436 | +1 312-856-5436 Illinois U.S.A.
  • 3128565437 | +1 312-856-5437 Illinois U.S.A.
  • 3128565438 | +1 312-856-5438 Illinois U.S.A.
  • 3128565439 | +1 312-856-5439 Illinois U.S.A.
  • 3128565440 | +1 312-856-5440 Illinois U.S.A.
  • 3128565441 | +1 312-856-5441 Illinois U.S.A.
  • 3128565442 | +1 312-856-5442 Illinois U.S.A.
  • 3128565443 | +1 312-856-5443 Illinois U.S.A.
  • 3128565444 | +1 312-856-5444 Illinois U.S.A.
  • 3128565445 | +1 312-856-5445 Illinois U.S.A.
  • 3128565446 | +1 312-856-5446 Illinois U.S.A.
  • 3128565447 | +1 312-856-5447 Illinois U.S.A.
  • 3128565448 | +1 312-856-5448 Illinois U.S.A.
  • 3128565449 | +1 312-856-5449 Illinois U.S.A.
  • 3128565450 | +1 312-856-5450 Illinois U.S.A.
  • 3128565451 | +1 312-856-5451 Illinois U.S.A.
  • 3128565452 | +1 312-856-5452 Illinois U.S.A.
  • 3128565453 | +1 312-856-5453 Illinois U.S.A.
  • 3128565454 | +1 312-856-5454 Illinois U.S.A.
  • 3128565455 | +1 312-856-5455 Illinois U.S.A.
  • 3128565456 | +1 312-856-5456 Illinois U.S.A.
  • 3128565457 | +1 312-856-5457 Illinois U.S.A.
  • 3128565458 | +1 312-856-5458 Illinois U.S.A.
  • 3128565459 | +1 312-856-5459 Illinois U.S.A.
  • 3128565460 | +1 312-856-5460 Illinois U.S.A.
  • 3128565461 | +1 312-856-5461 Illinois U.S.A.
  • 3128565462 | +1 312-856-5462 Illinois U.S.A.
  • 3128565463 | +1 312-856-5463 Illinois U.S.A.
  • 3128565464 | +1 312-856-5464 Illinois U.S.A.
  • 3128565465 | +1 312-856-5465 Illinois U.S.A.
  • 3128565466 | +1 312-856-5466 Illinois U.S.A.
  • 3128565467 | +1 312-856-5467 Illinois U.S.A.
  • 3128565468 | +1 312-856-5468 Illinois U.S.A.
  • 3128565469 | +1 312-856-5469 Illinois U.S.A.
  • 3128565470 | +1 312-856-5470 Illinois U.S.A.
  • 3128565471 | +1 312-856-5471 Illinois U.S.A.
  • 3128565472 | +1 312-856-5472 Illinois U.S.A.
  • 3128565473 | +1 312-856-5473 Illinois U.S.A.
  • 3128565474 | +1 312-856-5474 Illinois U.S.A.
  • 3128565475 | +1 312-856-5475 Illinois U.S.A.
  • 3128565476 | +1 312-856-5476 Illinois U.S.A.
  • 3128565477 | +1 312-856-5477 Illinois U.S.A.
  • 3128565478 | +1 312-856-5478 Illinois U.S.A.
  • 3128565479 | +1 312-856-5479 Illinois U.S.A.
  • 3128565480 | +1 312-856-5480 Illinois U.S.A.
  • 3128565481 | +1 312-856-5481 Illinois U.S.A.
  • 3128565482 | +1 312-856-5482 Illinois U.S.A.
  • 3128565483 | +1 312-856-5483 Illinois U.S.A.
  • 3128565484 | +1 312-856-5484 Illinois U.S.A.
  • 3128565485 | +1 312-856-5485 Illinois U.S.A.
  • 3128565486 | +1 312-856-5486 Illinois U.S.A.
  • 3128565487 | +1 312-856-5487 Illinois U.S.A.
  • 3128565488 | +1 312-856-5488 Illinois U.S.A.
  • 3128565489 | +1 312-856-5489 Illinois U.S.A.
  • 3128565490 | +1 312-856-5490 Illinois U.S.A.
  • 3128565491 | +1 312-856-5491 Illinois U.S.A.
  • 3128565492 | +1 312-856-5492 Illinois U.S.A.
  • 3128565493 | +1 312-856-5493 Illinois U.S.A.
  • 3128565494 | +1 312-856-5494 Illinois U.S.A.
  • 3128565495 | +1 312-856-5495 Illinois U.S.A.
  • 3128565496 | +1 312-856-5496 Illinois U.S.A.
  • 3128565497 | +1 312-856-5497 Illinois U.S.A.
  • 3128565498 | +1 312-856-5498 Illinois U.S.A.
  • 3128565499 | +1 312-856-5499 Illinois U.S.A.