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).

  • 3124720400 | +1 312-472-0400 Illinois U.S.A.
  • 3124720401 | +1 312-472-0401 Illinois U.S.A.
  • 3124720402 | +1 312-472-0402 Illinois U.S.A.
  • 3124720403 | +1 312-472-0403 Illinois U.S.A.
  • 3124720404 | +1 312-472-0404 Illinois U.S.A.
  • 3124720405 | +1 312-472-0405 Illinois U.S.A.
  • 3124720406 | +1 312-472-0406 Illinois U.S.A.
  • 3124720407 | +1 312-472-0407 Illinois U.S.A.
  • 3124720408 | +1 312-472-0408 Illinois U.S.A.
  • 3124720409 | +1 312-472-0409 Illinois U.S.A.
  • 3124720410 | +1 312-472-0410 Illinois U.S.A.
  • 3124720411 | +1 312-472-0411 Illinois U.S.A.
  • 3124720412 | +1 312-472-0412 Illinois U.S.A.
  • 3124720413 | +1 312-472-0413 Illinois U.S.A.
  • 3124720414 | +1 312-472-0414 Illinois U.S.A.
  • 3124720415 | +1 312-472-0415 Illinois U.S.A.
  • 3124720416 | +1 312-472-0416 Illinois U.S.A.
  • 3124720417 | +1 312-472-0417 Illinois U.S.A.
  • 3124720418 | +1 312-472-0418 Illinois U.S.A.
  • 3124720419 | +1 312-472-0419 Illinois U.S.A.
  • 3124720420 | +1 312-472-0420 Illinois U.S.A.
  • 3124720421 | +1 312-472-0421 Illinois U.S.A.
  • 3124720422 | +1 312-472-0422 Illinois U.S.A.
  • 3124720423 | +1 312-472-0423 Illinois U.S.A.
  • 3124720424 | +1 312-472-0424 Illinois U.S.A.
  • 3124720425 | +1 312-472-0425 Illinois U.S.A.
  • 3124720426 | +1 312-472-0426 Illinois U.S.A.
  • 3124720427 | +1 312-472-0427 Illinois U.S.A.
  • 3124720428 | +1 312-472-0428 Illinois U.S.A.
  • 3124720429 | +1 312-472-0429 Illinois U.S.A.
  • 3124720430 | +1 312-472-0430 Illinois U.S.A.
  • 3124720431 | +1 312-472-0431 Illinois U.S.A.
  • 3124720432 | +1 312-472-0432 Illinois U.S.A.
  • 3124720433 | +1 312-472-0433 Illinois U.S.A.
  • 3124720434 | +1 312-472-0434 Illinois U.S.A.
  • 3124720435 | +1 312-472-0435 Illinois U.S.A.
  • 3124720436 | +1 312-472-0436 Illinois U.S.A.
  • 3124720437 | +1 312-472-0437 Illinois U.S.A.
  • 3124720438 | +1 312-472-0438 Illinois U.S.A.
  • 3124720439 | +1 312-472-0439 Illinois U.S.A.
  • 3124720440 | +1 312-472-0440 Illinois U.S.A.
  • 3124720441 | +1 312-472-0441 Illinois U.S.A.
  • 3124720442 | +1 312-472-0442 Illinois U.S.A.
  • 3124720443 | +1 312-472-0443 Illinois U.S.A.
  • 3124720444 | +1 312-472-0444 Illinois U.S.A.
  • 3124720445 | +1 312-472-0445 Illinois U.S.A.
  • 3124720446 | +1 312-472-0446 Illinois U.S.A.
  • 3124720447 | +1 312-472-0447 Illinois U.S.A.
  • 3124720448 | +1 312-472-0448 Illinois U.S.A.
  • 3124720449 | +1 312-472-0449 Illinois U.S.A.
  • 3124720450 | +1 312-472-0450 Illinois U.S.A.
  • 3124720451 | +1 312-472-0451 Illinois U.S.A.
  • 3124720452 | +1 312-472-0452 Illinois U.S.A.
  • 3124720453 | +1 312-472-0453 Illinois U.S.A.
  • 3124720454 | +1 312-472-0454 Illinois U.S.A.
  • 3124720455 | +1 312-472-0455 Illinois U.S.A.
  • 3124720456 | +1 312-472-0456 Illinois U.S.A.
  • 3124720457 | +1 312-472-0457 Illinois U.S.A.
  • 3124720458 | +1 312-472-0458 Illinois U.S.A.
  • 3124720459 | +1 312-472-0459 Illinois U.S.A.
  • 3124720460 | +1 312-472-0460 Illinois U.S.A.
  • 3124720461 | +1 312-472-0461 Illinois U.S.A.
  • 3124720462 | +1 312-472-0462 Illinois U.S.A.
  • 3124720463 | +1 312-472-0463 Illinois U.S.A.
  • 3124720464 | +1 312-472-0464 Illinois U.S.A.
  • 3124720465 | +1 312-472-0465 Illinois U.S.A.
  • 3124720466 | +1 312-472-0466 Illinois U.S.A.
  • 3124720467 | +1 312-472-0467 Illinois U.S.A.
  • 3124720468 | +1 312-472-0468 Illinois U.S.A.
  • 3124720469 | +1 312-472-0469 Illinois U.S.A.
  • 3124720470 | +1 312-472-0470 Illinois U.S.A.
  • 3124720471 | +1 312-472-0471 Illinois U.S.A.
  • 3124720472 | +1 312-472-0472 Illinois U.S.A.
  • 3124720473 | +1 312-472-0473 Illinois U.S.A.
  • 3124720474 | +1 312-472-0474 Illinois U.S.A.
  • 3124720475 | +1 312-472-0475 Illinois U.S.A.
  • 3124720476 | +1 312-472-0476 Illinois U.S.A.
  • 3124720477 | +1 312-472-0477 Illinois U.S.A.
  • 3124720478 | +1 312-472-0478 Illinois U.S.A.
  • 3124720479 | +1 312-472-0479 Illinois U.S.A.
  • 3124720480 | +1 312-472-0480 Illinois U.S.A.
  • 3124720481 | +1 312-472-0481 Illinois U.S.A.
  • 3124720482 | +1 312-472-0482 Illinois U.S.A.
  • 3124720483 | +1 312-472-0483 Illinois U.S.A.
  • 3124720484 | +1 312-472-0484 Illinois U.S.A.
  • 3124720485 | +1 312-472-0485 Illinois U.S.A.
  • 3124720486 | +1 312-472-0486 Illinois U.S.A.
  • 3124720487 | +1 312-472-0487 Illinois U.S.A.
  • 3124720488 | +1 312-472-0488 Illinois U.S.A.
  • 3124720489 | +1 312-472-0489 Illinois U.S.A.
  • 3124720490 | +1 312-472-0490 Illinois U.S.A.
  • 3124720491 | +1 312-472-0491 Illinois U.S.A.
  • 3124720492 | +1 312-472-0492 Illinois U.S.A.
  • 3124720493 | +1 312-472-0493 Illinois U.S.A.
  • 3124720494 | +1 312-472-0494 Illinois U.S.A.
  • 3124720495 | +1 312-472-0495 Illinois U.S.A.
  • 3124720496 | +1 312-472-0496 Illinois U.S.A.
  • 3124720497 | +1 312-472-0497 Illinois U.S.A.
  • 3124720498 | +1 312-472-0498 Illinois U.S.A.
  • 3124720499 | +1 312-472-0499 Illinois U.S.A.