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).

  • 3128780400 | +1 312-878-0400 Illinois U.S.A.
  • 3128780401 | +1 312-878-0401 Illinois U.S.A.
  • 3128780402 | +1 312-878-0402 Illinois U.S.A.
  • 3128780403 | +1 312-878-0403 Illinois U.S.A.
  • 3128780404 | +1 312-878-0404 Illinois U.S.A.
  • 3128780405 | +1 312-878-0405 Illinois U.S.A.
  • 3128780406 | +1 312-878-0406 Illinois U.S.A.
  • 3128780407 | +1 312-878-0407 Illinois U.S.A.
  • 3128780408 | +1 312-878-0408 Illinois U.S.A.
  • 3128780409 | +1 312-878-0409 Illinois U.S.A.
  • 3128780410 | +1 312-878-0410 Illinois U.S.A.
  • 3128780411 | +1 312-878-0411 Illinois U.S.A.
  • 3128780412 | +1 312-878-0412 Illinois U.S.A.
  • 3128780413 | +1 312-878-0413 Illinois U.S.A.
  • 3128780414 | +1 312-878-0414 Illinois U.S.A.
  • 3128780415 | +1 312-878-0415 Illinois U.S.A.
  • 3128780416 | +1 312-878-0416 Illinois U.S.A.
  • 3128780417 | +1 312-878-0417 Illinois U.S.A.
  • 3128780418 | +1 312-878-0418 Illinois U.S.A.
  • 3128780419 | +1 312-878-0419 Illinois U.S.A.
  • 3128780420 | +1 312-878-0420 Illinois U.S.A.
  • 3128780421 | +1 312-878-0421 Illinois U.S.A.
  • 3128780422 | +1 312-878-0422 Illinois U.S.A.
  • 3128780423 | +1 312-878-0423 Illinois U.S.A.
  • 3128780424 | +1 312-878-0424 Illinois U.S.A.
  • 3128780425 | +1 312-878-0425 Illinois U.S.A.
  • 3128780426 | +1 312-878-0426 Illinois U.S.A.
  • 3128780427 | +1 312-878-0427 Illinois U.S.A.
  • 3128780428 | +1 312-878-0428 Illinois U.S.A.
  • 3128780429 | +1 312-878-0429 Illinois U.S.A.
  • 3128780430 | +1 312-878-0430 Illinois U.S.A.
  • 3128780431 | +1 312-878-0431 Illinois U.S.A.
  • 3128780432 | +1 312-878-0432 Illinois U.S.A.
  • 3128780433 | +1 312-878-0433 Illinois U.S.A.
  • 3128780434 | +1 312-878-0434 Illinois U.S.A.
  • 3128780435 | +1 312-878-0435 Illinois U.S.A.
  • 3128780436 | +1 312-878-0436 Illinois U.S.A.
  • 3128780437 | +1 312-878-0437 Illinois U.S.A.
  • 3128780438 | +1 312-878-0438 Illinois U.S.A.
  • 3128780439 | +1 312-878-0439 Illinois U.S.A.
  • 3128780440 | +1 312-878-0440 Illinois U.S.A.
  • 3128780441 | +1 312-878-0441 Illinois U.S.A.
  • 3128780442 | +1 312-878-0442 Illinois U.S.A.
  • 3128780443 | +1 312-878-0443 Illinois U.S.A.
  • 3128780444 | +1 312-878-0444 Illinois U.S.A.
  • 3128780445 | +1 312-878-0445 Illinois U.S.A.
  • 3128780446 | +1 312-878-0446 Illinois U.S.A.
  • 3128780447 | +1 312-878-0447 Illinois U.S.A.
  • 3128780448 | +1 312-878-0448 Illinois U.S.A.
  • 3128780449 | +1 312-878-0449 Illinois U.S.A.
  • 3128780450 | +1 312-878-0450 Illinois U.S.A.
  • 3128780451 | +1 312-878-0451 Illinois U.S.A.
  • 3128780452 | +1 312-878-0452 Illinois U.S.A.
  • 3128780453 | +1 312-878-0453 Illinois U.S.A.
  • 3128780454 | +1 312-878-0454 Illinois U.S.A.
  • 3128780455 | +1 312-878-0455 Illinois U.S.A.
  • 3128780456 | +1 312-878-0456 Illinois U.S.A.
  • 3128780457 | +1 312-878-0457 Illinois U.S.A.
  • 3128780458 | +1 312-878-0458 Illinois U.S.A.
  • 3128780459 | +1 312-878-0459 Illinois U.S.A.
  • 3128780460 | +1 312-878-0460 Illinois U.S.A.
  • 3128780461 | +1 312-878-0461 Illinois U.S.A.
  • 3128780462 | +1 312-878-0462 Illinois U.S.A.
  • 3128780463 | +1 312-878-0463 Illinois U.S.A.
  • 3128780464 | +1 312-878-0464 Illinois U.S.A.
  • 3128780465 | +1 312-878-0465 Illinois U.S.A.
  • 3128780466 | +1 312-878-0466 Illinois U.S.A.
  • 3128780467 | +1 312-878-0467 Illinois U.S.A.
  • 3128780468 | +1 312-878-0468 Illinois U.S.A.
  • 3128780469 | +1 312-878-0469 Illinois U.S.A.
  • 3128780470 | +1 312-878-0470 Illinois U.S.A.
  • 3128780471 | +1 312-878-0471 Illinois U.S.A.
  • 3128780472 | +1 312-878-0472 Illinois U.S.A.
  • 3128780473 | +1 312-878-0473 Illinois U.S.A.
  • 3128780474 | +1 312-878-0474 Illinois U.S.A.
  • 3128780475 | +1 312-878-0475 Illinois U.S.A.
  • 3128780476 | +1 312-878-0476 Illinois U.S.A.
  • 3128780477 | +1 312-878-0477 Illinois U.S.A.
  • 3128780478 | +1 312-878-0478 Illinois U.S.A.
  • 3128780479 | +1 312-878-0479 Illinois U.S.A.
  • 3128780480 | +1 312-878-0480 Illinois U.S.A.
  • 3128780481 | +1 312-878-0481 Illinois U.S.A.
  • 3128780482 | +1 312-878-0482 Illinois U.S.A.
  • 3128780483 | +1 312-878-0483 Illinois U.S.A.
  • 3128780484 | +1 312-878-0484 Illinois U.S.A.
  • 3128780485 | +1 312-878-0485 Illinois U.S.A.
  • 3128780486 | +1 312-878-0486 Illinois U.S.A.
  • 3128780487 | +1 312-878-0487 Illinois U.S.A.
  • 3128780488 | +1 312-878-0488 Illinois U.S.A.
  • 3128780489 | +1 312-878-0489 Illinois U.S.A.
  • 3128780490 | +1 312-878-0490 Illinois U.S.A.
  • 3128780491 | +1 312-878-0491 Illinois U.S.A.
  • 3128780492 | +1 312-878-0492 Illinois U.S.A.
  • 3128780493 | +1 312-878-0493 Illinois U.S.A.
  • 3128780494 | +1 312-878-0494 Illinois U.S.A.
  • 3128780495 | +1 312-878-0495 Illinois U.S.A.
  • 3128780496 | +1 312-878-0496 Illinois U.S.A.
  • 3128780497 | +1 312-878-0497 Illinois U.S.A.
  • 3128780498 | +1 312-878-0498 Illinois U.S.A.
  • 3128780499 | +1 312-878-0499 Illinois U.S.A.