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).

  • 3123570400 | +1 312-357-0400 Illinois U.S.A.
  • 3123570401 | +1 312-357-0401 Illinois U.S.A.
  • 3123570402 | +1 312-357-0402 Illinois U.S.A.
  • 3123570403 | +1 312-357-0403 Illinois U.S.A.
  • 3123570404 | +1 312-357-0404 Illinois U.S.A.
  • 3123570405 | +1 312-357-0405 Illinois U.S.A.
  • 3123570406 | +1 312-357-0406 Illinois U.S.A.
  • 3123570407 | +1 312-357-0407 Illinois U.S.A.
  • 3123570408 | +1 312-357-0408 Illinois U.S.A.
  • 3123570409 | +1 312-357-0409 Illinois U.S.A.
  • 3123570410 | +1 312-357-0410 Illinois U.S.A.
  • 3123570411 | +1 312-357-0411 Illinois U.S.A.
  • 3123570412 | +1 312-357-0412 Illinois U.S.A.
  • 3123570413 | +1 312-357-0413 Illinois U.S.A.
  • 3123570414 | +1 312-357-0414 Illinois U.S.A.
  • 3123570415 | +1 312-357-0415 Illinois U.S.A.
  • 3123570416 | +1 312-357-0416 Illinois U.S.A.
  • 3123570417 | +1 312-357-0417 Illinois U.S.A.
  • 3123570418 | +1 312-357-0418 Illinois U.S.A.
  • 3123570419 | +1 312-357-0419 Illinois U.S.A.
  • 3123570420 | +1 312-357-0420 Illinois U.S.A.
  • 3123570421 | +1 312-357-0421 Illinois U.S.A.
  • 3123570422 | +1 312-357-0422 Illinois U.S.A.
  • 3123570423 | +1 312-357-0423 Illinois U.S.A.
  • 3123570424 | +1 312-357-0424 Illinois U.S.A.
  • 3123570425 | +1 312-357-0425 Illinois U.S.A.
  • 3123570426 | +1 312-357-0426 Illinois U.S.A.
  • 3123570427 | +1 312-357-0427 Illinois U.S.A.
  • 3123570428 | +1 312-357-0428 Illinois U.S.A.
  • 3123570429 | +1 312-357-0429 Illinois U.S.A.
  • 3123570430 | +1 312-357-0430 Illinois U.S.A.
  • 3123570431 | +1 312-357-0431 Illinois U.S.A.
  • 3123570432 | +1 312-357-0432 Illinois U.S.A.
  • 3123570433 | +1 312-357-0433 Illinois U.S.A.
  • 3123570434 | +1 312-357-0434 Illinois U.S.A.
  • 3123570435 | +1 312-357-0435 Illinois U.S.A.
  • 3123570436 | +1 312-357-0436 Illinois U.S.A.
  • 3123570437 | +1 312-357-0437 Illinois U.S.A.
  • 3123570438 | +1 312-357-0438 Illinois U.S.A.
  • 3123570439 | +1 312-357-0439 Illinois U.S.A.
  • 3123570440 | +1 312-357-0440 Illinois U.S.A.
  • 3123570441 | +1 312-357-0441 Illinois U.S.A.
  • 3123570442 | +1 312-357-0442 Illinois U.S.A.
  • 3123570443 | +1 312-357-0443 Illinois U.S.A.
  • 3123570444 | +1 312-357-0444 Illinois U.S.A.
  • 3123570445 | +1 312-357-0445 Illinois U.S.A.
  • 3123570446 | +1 312-357-0446 Illinois U.S.A.
  • 3123570447 | +1 312-357-0447 Illinois U.S.A.
  • 3123570448 | +1 312-357-0448 Illinois U.S.A.
  • 3123570449 | +1 312-357-0449 Illinois U.S.A.
  • 3123570450 | +1 312-357-0450 Illinois U.S.A.
  • 3123570451 | +1 312-357-0451 Illinois U.S.A.
  • 3123570452 | +1 312-357-0452 Illinois U.S.A.
  • 3123570453 | +1 312-357-0453 Illinois U.S.A.
  • 3123570454 | +1 312-357-0454 Illinois U.S.A.
  • 3123570455 | +1 312-357-0455 Illinois U.S.A.
  • 3123570456 | +1 312-357-0456 Illinois U.S.A.
  • 3123570457 | +1 312-357-0457 Illinois U.S.A.
  • 3123570458 | +1 312-357-0458 Illinois U.S.A.
  • 3123570459 | +1 312-357-0459 Illinois U.S.A.
  • 3123570460 | +1 312-357-0460 Illinois U.S.A.
  • 3123570461 | +1 312-357-0461 Illinois U.S.A.
  • 3123570462 | +1 312-357-0462 Illinois U.S.A.
  • 3123570463 | +1 312-357-0463 Illinois U.S.A.
  • 3123570464 | +1 312-357-0464 Illinois U.S.A.
  • 3123570465 | +1 312-357-0465 Illinois U.S.A.
  • 3123570466 | +1 312-357-0466 Illinois U.S.A.
  • 3123570467 | +1 312-357-0467 Illinois U.S.A.
  • 3123570468 | +1 312-357-0468 Illinois U.S.A.
  • 3123570469 | +1 312-357-0469 Illinois U.S.A.
  • 3123570470 | +1 312-357-0470 Illinois U.S.A.
  • 3123570471 | +1 312-357-0471 Illinois U.S.A.
  • 3123570472 | +1 312-357-0472 Illinois U.S.A.
  • 3123570473 | +1 312-357-0473 Illinois U.S.A.
  • 3123570474 | +1 312-357-0474 Illinois U.S.A.
  • 3123570475 | +1 312-357-0475 Illinois U.S.A.
  • 3123570476 | +1 312-357-0476 Illinois U.S.A.
  • 3123570477 | +1 312-357-0477 Illinois U.S.A.
  • 3123570478 | +1 312-357-0478 Illinois U.S.A.
  • 3123570479 | +1 312-357-0479 Illinois U.S.A.
  • 3123570480 | +1 312-357-0480 Illinois U.S.A.
  • 3123570481 | +1 312-357-0481 Illinois U.S.A.
  • 3123570482 | +1 312-357-0482 Illinois U.S.A.
  • 3123570483 | +1 312-357-0483 Illinois U.S.A.
  • 3123570484 | +1 312-357-0484 Illinois U.S.A.
  • 3123570485 | +1 312-357-0485 Illinois U.S.A.
  • 3123570486 | +1 312-357-0486 Illinois U.S.A.
  • 3123570487 | +1 312-357-0487 Illinois U.S.A.
  • 3123570488 | +1 312-357-0488 Illinois U.S.A.
  • 3123570489 | +1 312-357-0489 Illinois U.S.A.
  • 3123570490 | +1 312-357-0490 Illinois U.S.A.
  • 3123570491 | +1 312-357-0491 Illinois U.S.A.
  • 3123570492 | +1 312-357-0492 Illinois U.S.A.
  • 3123570493 | +1 312-357-0493 Illinois U.S.A.
  • 3123570494 | +1 312-357-0494 Illinois U.S.A.
  • 3123570495 | +1 312-357-0495 Illinois U.S.A.
  • 3123570496 | +1 312-357-0496 Illinois U.S.A.
  • 3123570497 | +1 312-357-0497 Illinois U.S.A.
  • 3123570498 | +1 312-357-0498 Illinois U.S.A.
  • 3123570499 | +1 312-357-0499 Illinois U.S.A.