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).

  • 3129924400 | +1 312-992-4400 Illinois U.S.A.
  • 3129924401 | +1 312-992-4401 Illinois U.S.A.
  • 3129924402 | +1 312-992-4402 Illinois U.S.A.
  • 3129924403 | +1 312-992-4403 Illinois U.S.A.
  • 3129924404 | +1 312-992-4404 Illinois U.S.A.
  • 3129924405 | +1 312-992-4405 Illinois U.S.A.
  • 3129924406 | +1 312-992-4406 Illinois U.S.A.
  • 3129924407 | +1 312-992-4407 Illinois U.S.A.
  • 3129924408 | +1 312-992-4408 Illinois U.S.A.
  • 3129924409 | +1 312-992-4409 Illinois U.S.A.
  • 3129924410 | +1 312-992-4410 Illinois U.S.A.
  • 3129924411 | +1 312-992-4411 Illinois U.S.A.
  • 3129924412 | +1 312-992-4412 Illinois U.S.A.
  • 3129924413 | +1 312-992-4413 Illinois U.S.A.
  • 3129924414 | +1 312-992-4414 Illinois U.S.A.
  • 3129924415 | +1 312-992-4415 Illinois U.S.A.
  • 3129924416 | +1 312-992-4416 Illinois U.S.A.
  • 3129924417 | +1 312-992-4417 Illinois U.S.A.
  • 3129924418 | +1 312-992-4418 Illinois U.S.A.
  • 3129924419 | +1 312-992-4419 Illinois U.S.A.
  • 3129924420 | +1 312-992-4420 Illinois U.S.A.
  • 3129924421 | +1 312-992-4421 Illinois U.S.A.
  • 3129924422 | +1 312-992-4422 Illinois U.S.A.
  • 3129924423 | +1 312-992-4423 Illinois U.S.A.
  • 3129924424 | +1 312-992-4424 Illinois U.S.A.
  • 3129924425 | +1 312-992-4425 Illinois U.S.A.
  • 3129924426 | +1 312-992-4426 Illinois U.S.A.
  • 3129924427 | +1 312-992-4427 Illinois U.S.A.
  • 3129924428 | +1 312-992-4428 Illinois U.S.A.
  • 3129924429 | +1 312-992-4429 Illinois U.S.A.
  • 3129924430 | +1 312-992-4430 Illinois U.S.A.
  • 3129924431 | +1 312-992-4431 Illinois U.S.A.
  • 3129924432 | +1 312-992-4432 Illinois U.S.A.
  • 3129924433 | +1 312-992-4433 Illinois U.S.A.
  • 3129924434 | +1 312-992-4434 Illinois U.S.A.
  • 3129924435 | +1 312-992-4435 Illinois U.S.A.
  • 3129924436 | +1 312-992-4436 Illinois U.S.A.
  • 3129924437 | +1 312-992-4437 Illinois U.S.A.
  • 3129924438 | +1 312-992-4438 Illinois U.S.A.
  • 3129924439 | +1 312-992-4439 Illinois U.S.A.
  • 3129924440 | +1 312-992-4440 Illinois U.S.A.
  • 3129924441 | +1 312-992-4441 Illinois U.S.A.
  • 3129924442 | +1 312-992-4442 Illinois U.S.A.
  • 3129924443 | +1 312-992-4443 Illinois U.S.A.
  • 3129924444 | +1 312-992-4444 Illinois U.S.A.
  • 3129924445 | +1 312-992-4445 Illinois U.S.A.
  • 3129924446 | +1 312-992-4446 Illinois U.S.A.
  • 3129924447 | +1 312-992-4447 Illinois U.S.A.
  • 3129924448 | +1 312-992-4448 Illinois U.S.A.
  • 3129924449 | +1 312-992-4449 Illinois U.S.A.
  • 3129924450 | +1 312-992-4450 Illinois U.S.A.
  • 3129924451 | +1 312-992-4451 Illinois U.S.A.
  • 3129924452 | +1 312-992-4452 Illinois U.S.A.
  • 3129924453 | +1 312-992-4453 Illinois U.S.A.
  • 3129924454 | +1 312-992-4454 Illinois U.S.A.
  • 3129924455 | +1 312-992-4455 Illinois U.S.A.
  • 3129924456 | +1 312-992-4456 Illinois U.S.A.
  • 3129924457 | +1 312-992-4457 Illinois U.S.A.
  • 3129924458 | +1 312-992-4458 Illinois U.S.A.
  • 3129924459 | +1 312-992-4459 Illinois U.S.A.
  • 3129924460 | +1 312-992-4460 Illinois U.S.A.
  • 3129924461 | +1 312-992-4461 Illinois U.S.A.
  • 3129924462 | +1 312-992-4462 Illinois U.S.A.
  • 3129924463 | +1 312-992-4463 Illinois U.S.A.
  • 3129924464 | +1 312-992-4464 Illinois U.S.A.
  • 3129924465 | +1 312-992-4465 Illinois U.S.A.
  • 3129924466 | +1 312-992-4466 Illinois U.S.A.
  • 3129924467 | +1 312-992-4467 Illinois U.S.A.
  • 3129924468 | +1 312-992-4468 Illinois U.S.A.
  • 3129924469 | +1 312-992-4469 Illinois U.S.A.
  • 3129924470 | +1 312-992-4470 Illinois U.S.A.
  • 3129924471 | +1 312-992-4471 Illinois U.S.A.
  • 3129924472 | +1 312-992-4472 Illinois U.S.A.
  • 3129924473 | +1 312-992-4473 Illinois U.S.A.
  • 3129924474 | +1 312-992-4474 Illinois U.S.A.
  • 3129924475 | +1 312-992-4475 Illinois U.S.A.
  • 3129924476 | +1 312-992-4476 Illinois U.S.A.
  • 3129924477 | +1 312-992-4477 Illinois U.S.A.
  • 3129924478 | +1 312-992-4478 Illinois U.S.A.
  • 3129924479 | +1 312-992-4479 Illinois U.S.A.
  • 3129924480 | +1 312-992-4480 Illinois U.S.A.
  • 3129924481 | +1 312-992-4481 Illinois U.S.A.
  • 3129924482 | +1 312-992-4482 Illinois U.S.A.
  • 3129924483 | +1 312-992-4483 Illinois U.S.A.
  • 3129924484 | +1 312-992-4484 Illinois U.S.A.
  • 3129924485 | +1 312-992-4485 Illinois U.S.A.
  • 3129924486 | +1 312-992-4486 Illinois U.S.A.
  • 3129924487 | +1 312-992-4487 Illinois U.S.A.
  • 3129924488 | +1 312-992-4488 Illinois U.S.A.
  • 3129924489 | +1 312-992-4489 Illinois U.S.A.
  • 3129924490 | +1 312-992-4490 Illinois U.S.A.
  • 3129924491 | +1 312-992-4491 Illinois U.S.A.
  • 3129924492 | +1 312-992-4492 Illinois U.S.A.
  • 3129924493 | +1 312-992-4493 Illinois U.S.A.
  • 3129924494 | +1 312-992-4494 Illinois U.S.A.
  • 3129924495 | +1 312-992-4495 Illinois U.S.A.
  • 3129924496 | +1 312-992-4496 Illinois U.S.A.
  • 3129924497 | +1 312-992-4497 Illinois U.S.A.
  • 3129924498 | +1 312-992-4498 Illinois U.S.A.
  • 3129924499 | +1 312-992-4499 Illinois U.S.A.