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).

  • 3123080400 | +1 312-308-0400 Illinois U.S.A.
  • 3123080401 | +1 312-308-0401 Illinois U.S.A.
  • 3123080402 | +1 312-308-0402 Illinois U.S.A.
  • 3123080403 | +1 312-308-0403 Illinois U.S.A.
  • 3123080404 | +1 312-308-0404 Illinois U.S.A.
  • 3123080405 | +1 312-308-0405 Illinois U.S.A.
  • 3123080406 | +1 312-308-0406 Illinois U.S.A.
  • 3123080407 | +1 312-308-0407 Illinois U.S.A.
  • 3123080408 | +1 312-308-0408 Illinois U.S.A.
  • 3123080409 | +1 312-308-0409 Illinois U.S.A.
  • 3123080410 | +1 312-308-0410 Illinois U.S.A.
  • 3123080411 | +1 312-308-0411 Illinois U.S.A.
  • 3123080412 | +1 312-308-0412 Illinois U.S.A.
  • 3123080413 | +1 312-308-0413 Illinois U.S.A.
  • 3123080414 | +1 312-308-0414 Illinois U.S.A.
  • 3123080415 | +1 312-308-0415 Illinois U.S.A.
  • 3123080416 | +1 312-308-0416 Illinois U.S.A.
  • 3123080417 | +1 312-308-0417 Illinois U.S.A.
  • 3123080418 | +1 312-308-0418 Illinois U.S.A.
  • 3123080419 | +1 312-308-0419 Illinois U.S.A.
  • 3123080420 | +1 312-308-0420 Illinois U.S.A.
  • 3123080421 | +1 312-308-0421 Illinois U.S.A.
  • 3123080422 | +1 312-308-0422 Illinois U.S.A.
  • 3123080423 | +1 312-308-0423 Illinois U.S.A.
  • 3123080424 | +1 312-308-0424 Illinois U.S.A.
  • 3123080425 | +1 312-308-0425 Illinois U.S.A.
  • 3123080426 | +1 312-308-0426 Illinois U.S.A.
  • 3123080427 | +1 312-308-0427 Illinois U.S.A.
  • 3123080428 | +1 312-308-0428 Illinois U.S.A.
  • 3123080429 | +1 312-308-0429 Illinois U.S.A.
  • 3123080430 | +1 312-308-0430 Illinois U.S.A.
  • 3123080431 | +1 312-308-0431 Illinois U.S.A.
  • 3123080432 | +1 312-308-0432 Illinois U.S.A.
  • 3123080433 | +1 312-308-0433 Illinois U.S.A.
  • 3123080434 | +1 312-308-0434 Illinois U.S.A.
  • 3123080435 | +1 312-308-0435 Illinois U.S.A.
  • 3123080436 | +1 312-308-0436 Illinois U.S.A.
  • 3123080437 | +1 312-308-0437 Illinois U.S.A.
  • 3123080438 | +1 312-308-0438 Illinois U.S.A.
  • 3123080439 | +1 312-308-0439 Illinois U.S.A.
  • 3123080440 | +1 312-308-0440 Illinois U.S.A.
  • 3123080441 | +1 312-308-0441 Illinois U.S.A.
  • 3123080442 | +1 312-308-0442 Illinois U.S.A.
  • 3123080443 | +1 312-308-0443 Illinois U.S.A.
  • 3123080444 | +1 312-308-0444 Illinois U.S.A.
  • 3123080445 | +1 312-308-0445 Illinois U.S.A.
  • 3123080446 | +1 312-308-0446 Illinois U.S.A.
  • 3123080447 | +1 312-308-0447 Illinois U.S.A.
  • 3123080448 | +1 312-308-0448 Illinois U.S.A.
  • 3123080449 | +1 312-308-0449 Illinois U.S.A.
  • 3123080450 | +1 312-308-0450 Illinois U.S.A.
  • 3123080451 | +1 312-308-0451 Illinois U.S.A.
  • 3123080452 | +1 312-308-0452 Illinois U.S.A.
  • 3123080453 | +1 312-308-0453 Illinois U.S.A.
  • 3123080454 | +1 312-308-0454 Illinois U.S.A.
  • 3123080455 | +1 312-308-0455 Illinois U.S.A.
  • 3123080456 | +1 312-308-0456 Illinois U.S.A.
  • 3123080457 | +1 312-308-0457 Illinois U.S.A.
  • 3123080458 | +1 312-308-0458 Illinois U.S.A.
  • 3123080459 | +1 312-308-0459 Illinois U.S.A.
  • 3123080460 | +1 312-308-0460 Illinois U.S.A.
  • 3123080461 | +1 312-308-0461 Illinois U.S.A.
  • 3123080462 | +1 312-308-0462 Illinois U.S.A.
  • 3123080463 | +1 312-308-0463 Illinois U.S.A.
  • 3123080464 | +1 312-308-0464 Illinois U.S.A.
  • 3123080465 | +1 312-308-0465 Illinois U.S.A.
  • 3123080466 | +1 312-308-0466 Illinois U.S.A.
  • 3123080467 | +1 312-308-0467 Illinois U.S.A.
  • 3123080468 | +1 312-308-0468 Illinois U.S.A.
  • 3123080469 | +1 312-308-0469 Illinois U.S.A.
  • 3123080470 | +1 312-308-0470 Illinois U.S.A.
  • 3123080471 | +1 312-308-0471 Illinois U.S.A.
  • 3123080472 | +1 312-308-0472 Illinois U.S.A.
  • 3123080473 | +1 312-308-0473 Illinois U.S.A.
  • 3123080474 | +1 312-308-0474 Illinois U.S.A.
  • 3123080475 | +1 312-308-0475 Illinois U.S.A.
  • 3123080476 | +1 312-308-0476 Illinois U.S.A.
  • 3123080477 | +1 312-308-0477 Illinois U.S.A.
  • 3123080478 | +1 312-308-0478 Illinois U.S.A.
  • 3123080479 | +1 312-308-0479 Illinois U.S.A.
  • 3123080480 | +1 312-308-0480 Illinois U.S.A.
  • 3123080481 | +1 312-308-0481 Illinois U.S.A.
  • 3123080482 | +1 312-308-0482 Illinois U.S.A.
  • 3123080483 | +1 312-308-0483 Illinois U.S.A.
  • 3123080484 | +1 312-308-0484 Illinois U.S.A.
  • 3123080485 | +1 312-308-0485 Illinois U.S.A.
  • 3123080486 | +1 312-308-0486 Illinois U.S.A.
  • 3123080487 | +1 312-308-0487 Illinois U.S.A.
  • 3123080488 | +1 312-308-0488 Illinois U.S.A.
  • 3123080489 | +1 312-308-0489 Illinois U.S.A.
  • 3123080490 | +1 312-308-0490 Illinois U.S.A.
  • 3123080491 | +1 312-308-0491 Illinois U.S.A.
  • 3123080492 | +1 312-308-0492 Illinois U.S.A.
  • 3123080493 | +1 312-308-0493 Illinois U.S.A.
  • 3123080494 | +1 312-308-0494 Illinois U.S.A.
  • 3123080495 | +1 312-308-0495 Illinois U.S.A.
  • 3123080496 | +1 312-308-0496 Illinois U.S.A.
  • 3123080497 | +1 312-308-0497 Illinois U.S.A.
  • 3123080498 | +1 312-308-0498 Illinois U.S.A.
  • 3123080499 | +1 312-308-0499 Illinois U.S.A.