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).

  • 3129540400 | +1 312-954-0400 Illinois U.S.A.
  • 3129540401 | +1 312-954-0401 Illinois U.S.A.
  • 3129540402 | +1 312-954-0402 Illinois U.S.A.
  • 3129540403 | +1 312-954-0403 Illinois U.S.A.
  • 3129540404 | +1 312-954-0404 Illinois U.S.A.
  • 3129540405 | +1 312-954-0405 Illinois U.S.A.
  • 3129540406 | +1 312-954-0406 Illinois U.S.A.
  • 3129540407 | +1 312-954-0407 Illinois U.S.A.
  • 3129540408 | +1 312-954-0408 Illinois U.S.A.
  • 3129540409 | +1 312-954-0409 Illinois U.S.A.
  • 3129540410 | +1 312-954-0410 Illinois U.S.A.
  • 3129540411 | +1 312-954-0411 Illinois U.S.A.
  • 3129540412 | +1 312-954-0412 Illinois U.S.A.
  • 3129540413 | +1 312-954-0413 Illinois U.S.A.
  • 3129540414 | +1 312-954-0414 Illinois U.S.A.
  • 3129540415 | +1 312-954-0415 Illinois U.S.A.
  • 3129540416 | +1 312-954-0416 Illinois U.S.A.
  • 3129540417 | +1 312-954-0417 Illinois U.S.A.
  • 3129540418 | +1 312-954-0418 Illinois U.S.A.
  • 3129540419 | +1 312-954-0419 Illinois U.S.A.
  • 3129540420 | +1 312-954-0420 Illinois U.S.A.
  • 3129540421 | +1 312-954-0421 Illinois U.S.A.
  • 3129540422 | +1 312-954-0422 Illinois U.S.A.
  • 3129540423 | +1 312-954-0423 Illinois U.S.A.
  • 3129540424 | +1 312-954-0424 Illinois U.S.A.
  • 3129540425 | +1 312-954-0425 Illinois U.S.A.
  • 3129540426 | +1 312-954-0426 Illinois U.S.A.
  • 3129540427 | +1 312-954-0427 Illinois U.S.A.
  • 3129540428 | +1 312-954-0428 Illinois U.S.A.
  • 3129540429 | +1 312-954-0429 Illinois U.S.A.
  • 3129540430 | +1 312-954-0430 Illinois U.S.A.
  • 3129540431 | +1 312-954-0431 Illinois U.S.A.
  • 3129540432 | +1 312-954-0432 Illinois U.S.A.
  • 3129540433 | +1 312-954-0433 Illinois U.S.A.
  • 3129540434 | +1 312-954-0434 Illinois U.S.A.
  • 3129540435 | +1 312-954-0435 Illinois U.S.A.
  • 3129540436 | +1 312-954-0436 Illinois U.S.A.
  • 3129540437 | +1 312-954-0437 Illinois U.S.A.
  • 3129540438 | +1 312-954-0438 Illinois U.S.A.
  • 3129540439 | +1 312-954-0439 Illinois U.S.A.
  • 3129540440 | +1 312-954-0440 Illinois U.S.A.
  • 3129540441 | +1 312-954-0441 Illinois U.S.A.
  • 3129540442 | +1 312-954-0442 Illinois U.S.A.
  • 3129540443 | +1 312-954-0443 Illinois U.S.A.
  • 3129540444 | +1 312-954-0444 Illinois U.S.A.
  • 3129540445 | +1 312-954-0445 Illinois U.S.A.
  • 3129540446 | +1 312-954-0446 Illinois U.S.A.
  • 3129540447 | +1 312-954-0447 Illinois U.S.A.
  • 3129540448 | +1 312-954-0448 Illinois U.S.A.
  • 3129540449 | +1 312-954-0449 Illinois U.S.A.
  • 3129540450 | +1 312-954-0450 Illinois U.S.A.
  • 3129540451 | +1 312-954-0451 Illinois U.S.A.
  • 3129540452 | +1 312-954-0452 Illinois U.S.A.
  • 3129540453 | +1 312-954-0453 Illinois U.S.A.
  • 3129540454 | +1 312-954-0454 Illinois U.S.A.
  • 3129540455 | +1 312-954-0455 Illinois U.S.A.
  • 3129540456 | +1 312-954-0456 Illinois U.S.A.
  • 3129540457 | +1 312-954-0457 Illinois U.S.A.
  • 3129540458 | +1 312-954-0458 Illinois U.S.A.
  • 3129540459 | +1 312-954-0459 Illinois U.S.A.
  • 3129540460 | +1 312-954-0460 Illinois U.S.A.
  • 3129540461 | +1 312-954-0461 Illinois U.S.A.
  • 3129540462 | +1 312-954-0462 Illinois U.S.A.
  • 3129540463 | +1 312-954-0463 Illinois U.S.A.
  • 3129540464 | +1 312-954-0464 Illinois U.S.A.
  • 3129540465 | +1 312-954-0465 Illinois U.S.A.
  • 3129540466 | +1 312-954-0466 Illinois U.S.A.
  • 3129540467 | +1 312-954-0467 Illinois U.S.A.
  • 3129540468 | +1 312-954-0468 Illinois U.S.A.
  • 3129540469 | +1 312-954-0469 Illinois U.S.A.
  • 3129540470 | +1 312-954-0470 Illinois U.S.A.
  • 3129540471 | +1 312-954-0471 Illinois U.S.A.
  • 3129540472 | +1 312-954-0472 Illinois U.S.A.
  • 3129540473 | +1 312-954-0473 Illinois U.S.A.
  • 3129540474 | +1 312-954-0474 Illinois U.S.A.
  • 3129540475 | +1 312-954-0475 Illinois U.S.A.
  • 3129540476 | +1 312-954-0476 Illinois U.S.A.
  • 3129540477 | +1 312-954-0477 Illinois U.S.A.
  • 3129540478 | +1 312-954-0478 Illinois U.S.A.
  • 3129540479 | +1 312-954-0479 Illinois U.S.A.
  • 3129540480 | +1 312-954-0480 Illinois U.S.A.
  • 3129540481 | +1 312-954-0481 Illinois U.S.A.
  • 3129540482 | +1 312-954-0482 Illinois U.S.A.
  • 3129540483 | +1 312-954-0483 Illinois U.S.A.
  • 3129540484 | +1 312-954-0484 Illinois U.S.A.
  • 3129540485 | +1 312-954-0485 Illinois U.S.A.
  • 3129540486 | +1 312-954-0486 Illinois U.S.A.
  • 3129540487 | +1 312-954-0487 Illinois U.S.A.
  • 3129540488 | +1 312-954-0488 Illinois U.S.A.
  • 3129540489 | +1 312-954-0489 Illinois U.S.A.
  • 3129540490 | +1 312-954-0490 Illinois U.S.A.
  • 3129540491 | +1 312-954-0491 Illinois U.S.A.
  • 3129540492 | +1 312-954-0492 Illinois U.S.A.
  • 3129540493 | +1 312-954-0493 Illinois U.S.A.
  • 3129540494 | +1 312-954-0494 Illinois U.S.A.
  • 3129540495 | +1 312-954-0495 Illinois U.S.A.
  • 3129540496 | +1 312-954-0496 Illinois U.S.A.
  • 3129540497 | +1 312-954-0497 Illinois U.S.A.
  • 3129540498 | +1 312-954-0498 Illinois U.S.A.
  • 3129540499 | +1 312-954-0499 Illinois U.S.A.