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).

  • 3122984400 | +1 312-298-4400 Illinois U.S.A.
  • 3122984401 | +1 312-298-4401 Illinois U.S.A.
  • 3122984402 | +1 312-298-4402 Illinois U.S.A.
  • 3122984403 | +1 312-298-4403 Illinois U.S.A.
  • 3122984404 | +1 312-298-4404 Illinois U.S.A.
  • 3122984405 | +1 312-298-4405 Illinois U.S.A.
  • 3122984406 | +1 312-298-4406 Illinois U.S.A.
  • 3122984407 | +1 312-298-4407 Illinois U.S.A.
  • 3122984408 | +1 312-298-4408 Illinois U.S.A.
  • 3122984409 | +1 312-298-4409 Illinois U.S.A.
  • 3122984410 | +1 312-298-4410 Illinois U.S.A.
  • 3122984411 | +1 312-298-4411 Illinois U.S.A.
  • 3122984412 | +1 312-298-4412 Illinois U.S.A.
  • 3122984413 | +1 312-298-4413 Illinois U.S.A.
  • 3122984414 | +1 312-298-4414 Illinois U.S.A.
  • 3122984415 | +1 312-298-4415 Illinois U.S.A.
  • 3122984416 | +1 312-298-4416 Illinois U.S.A.
  • 3122984417 | +1 312-298-4417 Illinois U.S.A.
  • 3122984418 | +1 312-298-4418 Illinois U.S.A.
  • 3122984419 | +1 312-298-4419 Illinois U.S.A.
  • 3122984420 | +1 312-298-4420 Illinois U.S.A.
  • 3122984421 | +1 312-298-4421 Illinois U.S.A.
  • 3122984422 | +1 312-298-4422 Illinois U.S.A.
  • 3122984423 | +1 312-298-4423 Illinois U.S.A.
  • 3122984424 | +1 312-298-4424 Illinois U.S.A.
  • 3122984425 | +1 312-298-4425 Illinois U.S.A.
  • 3122984426 | +1 312-298-4426 Illinois U.S.A.
  • 3122984427 | +1 312-298-4427 Illinois U.S.A.
  • 3122984428 | +1 312-298-4428 Illinois U.S.A.
  • 3122984429 | +1 312-298-4429 Illinois U.S.A.
  • 3122984430 | +1 312-298-4430 Illinois U.S.A.
  • 3122984431 | +1 312-298-4431 Illinois U.S.A.
  • 3122984432 | +1 312-298-4432 Illinois U.S.A.
  • 3122984433 | +1 312-298-4433 Illinois U.S.A.
  • 3122984434 | +1 312-298-4434 Illinois U.S.A.
  • 3122984435 | +1 312-298-4435 Illinois U.S.A.
  • 3122984436 | +1 312-298-4436 Illinois U.S.A.
  • 3122984437 | +1 312-298-4437 Illinois U.S.A.
  • 3122984438 | +1 312-298-4438 Illinois U.S.A.
  • 3122984439 | +1 312-298-4439 Illinois U.S.A.
  • 3122984440 | +1 312-298-4440 Illinois U.S.A.
  • 3122984441 | +1 312-298-4441 Illinois U.S.A.
  • 3122984442 | +1 312-298-4442 Illinois U.S.A.
  • 3122984443 | +1 312-298-4443 Illinois U.S.A.
  • 3122984444 | +1 312-298-4444 Illinois U.S.A.
  • 3122984445 | +1 312-298-4445 Illinois U.S.A.
  • 3122984446 | +1 312-298-4446 Illinois U.S.A.
  • 3122984447 | +1 312-298-4447 Illinois U.S.A.
  • 3122984448 | +1 312-298-4448 Illinois U.S.A.
  • 3122984449 | +1 312-298-4449 Illinois U.S.A.
  • 3122984450 | +1 312-298-4450 Illinois U.S.A.
  • 3122984451 | +1 312-298-4451 Illinois U.S.A.
  • 3122984452 | +1 312-298-4452 Illinois U.S.A.
  • 3122984453 | +1 312-298-4453 Illinois U.S.A.
  • 3122984454 | +1 312-298-4454 Illinois U.S.A.
  • 3122984455 | +1 312-298-4455 Illinois U.S.A.
  • 3122984456 | +1 312-298-4456 Illinois U.S.A.
  • 3122984457 | +1 312-298-4457 Illinois U.S.A.
  • 3122984458 | +1 312-298-4458 Illinois U.S.A.
  • 3122984459 | +1 312-298-4459 Illinois U.S.A.
  • 3122984460 | +1 312-298-4460 Illinois U.S.A.
  • 3122984461 | +1 312-298-4461 Illinois U.S.A.
  • 3122984462 | +1 312-298-4462 Illinois U.S.A.
  • 3122984463 | +1 312-298-4463 Illinois U.S.A.
  • 3122984464 | +1 312-298-4464 Illinois U.S.A.
  • 3122984465 | +1 312-298-4465 Illinois U.S.A.
  • 3122984466 | +1 312-298-4466 Illinois U.S.A.
  • 3122984467 | +1 312-298-4467 Illinois U.S.A.
  • 3122984468 | +1 312-298-4468 Illinois U.S.A.
  • 3122984469 | +1 312-298-4469 Illinois U.S.A.
  • 3122984470 | +1 312-298-4470 Illinois U.S.A.
  • 3122984471 | +1 312-298-4471 Illinois U.S.A.
  • 3122984472 | +1 312-298-4472 Illinois U.S.A.
  • 3122984473 | +1 312-298-4473 Illinois U.S.A.
  • 3122984474 | +1 312-298-4474 Illinois U.S.A.
  • 3122984475 | +1 312-298-4475 Illinois U.S.A.
  • 3122984476 | +1 312-298-4476 Illinois U.S.A.
  • 3122984477 | +1 312-298-4477 Illinois U.S.A.
  • 3122984478 | +1 312-298-4478 Illinois U.S.A.
  • 3122984479 | +1 312-298-4479 Illinois U.S.A.
  • 3122984480 | +1 312-298-4480 Illinois U.S.A.
  • 3122984481 | +1 312-298-4481 Illinois U.S.A.
  • 3122984482 | +1 312-298-4482 Illinois U.S.A.
  • 3122984483 | +1 312-298-4483 Illinois U.S.A.
  • 3122984484 | +1 312-298-4484 Illinois U.S.A.
  • 3122984485 | +1 312-298-4485 Illinois U.S.A.
  • 3122984486 | +1 312-298-4486 Illinois U.S.A.
  • 3122984487 | +1 312-298-4487 Illinois U.S.A.
  • 3122984488 | +1 312-298-4488 Illinois U.S.A.
  • 3122984489 | +1 312-298-4489 Illinois U.S.A.
  • 3122984490 | +1 312-298-4490 Illinois U.S.A.
  • 3122984491 | +1 312-298-4491 Illinois U.S.A.
  • 3122984492 | +1 312-298-4492 Illinois U.S.A.
  • 3122984493 | +1 312-298-4493 Illinois U.S.A.
  • 3122984494 | +1 312-298-4494 Illinois U.S.A.
  • 3122984495 | +1 312-298-4495 Illinois U.S.A.
  • 3122984496 | +1 312-298-4496 Illinois U.S.A.
  • 3122984497 | +1 312-298-4497 Illinois U.S.A.
  • 3122984498 | +1 312-298-4498 Illinois U.S.A.
  • 3122984499 | +1 312-298-4499 Illinois U.S.A.