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).

  • 3123805400 | +1 312-380-5400 Illinois U.S.A.
  • 3123805401 | +1 312-380-5401 Illinois U.S.A.
  • 3123805402 | +1 312-380-5402 Illinois U.S.A.
  • 3123805403 | +1 312-380-5403 Illinois U.S.A.
  • 3123805404 | +1 312-380-5404 Illinois U.S.A.
  • 3123805405 | +1 312-380-5405 Illinois U.S.A.
  • 3123805406 | +1 312-380-5406 Illinois U.S.A.
  • 3123805407 | +1 312-380-5407 Illinois U.S.A.
  • 3123805408 | +1 312-380-5408 Illinois U.S.A.
  • 3123805409 | +1 312-380-5409 Illinois U.S.A.
  • 3123805410 | +1 312-380-5410 Illinois U.S.A.
  • 3123805411 | +1 312-380-5411 Illinois U.S.A.
  • 3123805412 | +1 312-380-5412 Illinois U.S.A.
  • 3123805413 | +1 312-380-5413 Illinois U.S.A.
  • 3123805414 | +1 312-380-5414 Illinois U.S.A.
  • 3123805415 | +1 312-380-5415 Illinois U.S.A.
  • 3123805416 | +1 312-380-5416 Illinois U.S.A.
  • 3123805417 | +1 312-380-5417 Illinois U.S.A.
  • 3123805418 | +1 312-380-5418 Illinois U.S.A.
  • 3123805419 | +1 312-380-5419 Illinois U.S.A.
  • 3123805420 | +1 312-380-5420 Illinois U.S.A.
  • 3123805421 | +1 312-380-5421 Illinois U.S.A.
  • 3123805422 | +1 312-380-5422 Illinois U.S.A.
  • 3123805423 | +1 312-380-5423 Illinois U.S.A.
  • 3123805424 | +1 312-380-5424 Illinois U.S.A.
  • 3123805425 | +1 312-380-5425 Illinois U.S.A.
  • 3123805426 | +1 312-380-5426 Illinois U.S.A.
  • 3123805427 | +1 312-380-5427 Illinois U.S.A.
  • 3123805428 | +1 312-380-5428 Illinois U.S.A.
  • 3123805429 | +1 312-380-5429 Illinois U.S.A.
  • 3123805430 | +1 312-380-5430 Illinois U.S.A.
  • 3123805431 | +1 312-380-5431 Illinois U.S.A.
  • 3123805432 | +1 312-380-5432 Illinois U.S.A.
  • 3123805433 | +1 312-380-5433 Illinois U.S.A.
  • 3123805434 | +1 312-380-5434 Illinois U.S.A.
  • 3123805435 | +1 312-380-5435 Illinois U.S.A.
  • 3123805436 | +1 312-380-5436 Illinois U.S.A.
  • 3123805437 | +1 312-380-5437 Illinois U.S.A.
  • 3123805438 | +1 312-380-5438 Illinois U.S.A.
  • 3123805439 | +1 312-380-5439 Illinois U.S.A.
  • 3123805440 | +1 312-380-5440 Illinois U.S.A.
  • 3123805441 | +1 312-380-5441 Illinois U.S.A.
  • 3123805442 | +1 312-380-5442 Illinois U.S.A.
  • 3123805443 | +1 312-380-5443 Illinois U.S.A.
  • 3123805444 | +1 312-380-5444 Illinois U.S.A.
  • 3123805445 | +1 312-380-5445 Illinois U.S.A.
  • 3123805446 | +1 312-380-5446 Illinois U.S.A.
  • 3123805447 | +1 312-380-5447 Illinois U.S.A.
  • 3123805448 | +1 312-380-5448 Illinois U.S.A.
  • 3123805449 | +1 312-380-5449 Illinois U.S.A.
  • 3123805450 | +1 312-380-5450 Illinois U.S.A.
  • 3123805451 | +1 312-380-5451 Illinois U.S.A.
  • 3123805452 | +1 312-380-5452 Illinois U.S.A.
  • 3123805453 | +1 312-380-5453 Illinois U.S.A.
  • 3123805454 | +1 312-380-5454 Illinois U.S.A.
  • 3123805455 | +1 312-380-5455 Illinois U.S.A.
  • 3123805456 | +1 312-380-5456 Illinois U.S.A.
  • 3123805457 | +1 312-380-5457 Illinois U.S.A.
  • 3123805458 | +1 312-380-5458 Illinois U.S.A.
  • 3123805459 | +1 312-380-5459 Illinois U.S.A.
  • 3123805460 | +1 312-380-5460 Illinois U.S.A.
  • 3123805461 | +1 312-380-5461 Illinois U.S.A.
  • 3123805462 | +1 312-380-5462 Illinois U.S.A.
  • 3123805463 | +1 312-380-5463 Illinois U.S.A.
  • 3123805464 | +1 312-380-5464 Illinois U.S.A.
  • 3123805465 | +1 312-380-5465 Illinois U.S.A.
  • 3123805466 | +1 312-380-5466 Illinois U.S.A.
  • 3123805467 | +1 312-380-5467 Illinois U.S.A.
  • 3123805468 | +1 312-380-5468 Illinois U.S.A.
  • 3123805469 | +1 312-380-5469 Illinois U.S.A.
  • 3123805470 | +1 312-380-5470 Illinois U.S.A.
  • 3123805471 | +1 312-380-5471 Illinois U.S.A.
  • 3123805472 | +1 312-380-5472 Illinois U.S.A.
  • 3123805473 | +1 312-380-5473 Illinois U.S.A.
  • 3123805474 | +1 312-380-5474 Illinois U.S.A.
  • 3123805475 | +1 312-380-5475 Illinois U.S.A.
  • 3123805476 | +1 312-380-5476 Illinois U.S.A.
  • 3123805477 | +1 312-380-5477 Illinois U.S.A.
  • 3123805478 | +1 312-380-5478 Illinois U.S.A.
  • 3123805479 | +1 312-380-5479 Illinois U.S.A.
  • 3123805480 | +1 312-380-5480 Illinois U.S.A.
  • 3123805481 | +1 312-380-5481 Illinois U.S.A.
  • 3123805482 | +1 312-380-5482 Illinois U.S.A.
  • 3123805483 | +1 312-380-5483 Illinois U.S.A.
  • 3123805484 | +1 312-380-5484 Illinois U.S.A.
  • 3123805485 | +1 312-380-5485 Illinois U.S.A.
  • 3123805486 | +1 312-380-5486 Illinois U.S.A.
  • 3123805487 | +1 312-380-5487 Illinois U.S.A.
  • 3123805488 | +1 312-380-5488 Illinois U.S.A.
  • 3123805489 | +1 312-380-5489 Illinois U.S.A.
  • 3123805490 | +1 312-380-5490 Illinois U.S.A.
  • 3123805491 | +1 312-380-5491 Illinois U.S.A.
  • 3123805492 | +1 312-380-5492 Illinois U.S.A.
  • 3123805493 | +1 312-380-5493 Illinois U.S.A.
  • 3123805494 | +1 312-380-5494 Illinois U.S.A.
  • 3123805495 | +1 312-380-5495 Illinois U.S.A.
  • 3123805496 | +1 312-380-5496 Illinois U.S.A.
  • 3123805497 | +1 312-380-5497 Illinois U.S.A.
  • 3123805498 | +1 312-380-5498 Illinois U.S.A.
  • 3123805499 | +1 312-380-5499 Illinois U.S.A.