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).

  • 3127240400 | +1 312-724-0400 Illinois U.S.A.
  • 3127240401 | +1 312-724-0401 Illinois U.S.A.
  • 3127240402 | +1 312-724-0402 Illinois U.S.A.
  • 3127240403 | +1 312-724-0403 Illinois U.S.A.
  • 3127240404 | +1 312-724-0404 Illinois U.S.A.
  • 3127240405 | +1 312-724-0405 Illinois U.S.A.
  • 3127240406 | +1 312-724-0406 Illinois U.S.A.
  • 3127240407 | +1 312-724-0407 Illinois U.S.A.
  • 3127240408 | +1 312-724-0408 Illinois U.S.A.
  • 3127240409 | +1 312-724-0409 Illinois U.S.A.
  • 3127240410 | +1 312-724-0410 Illinois U.S.A.
  • 3127240411 | +1 312-724-0411 Illinois U.S.A.
  • 3127240412 | +1 312-724-0412 Illinois U.S.A.
  • 3127240413 | +1 312-724-0413 Illinois U.S.A.
  • 3127240414 | +1 312-724-0414 Illinois U.S.A.
  • 3127240415 | +1 312-724-0415 Illinois U.S.A.
  • 3127240416 | +1 312-724-0416 Illinois U.S.A.
  • 3127240417 | +1 312-724-0417 Illinois U.S.A.
  • 3127240418 | +1 312-724-0418 Illinois U.S.A.
  • 3127240419 | +1 312-724-0419 Illinois U.S.A.
  • 3127240420 | +1 312-724-0420 Illinois U.S.A.
  • 3127240421 | +1 312-724-0421 Illinois U.S.A.
  • 3127240422 | +1 312-724-0422 Illinois U.S.A.
  • 3127240423 | +1 312-724-0423 Illinois U.S.A.
  • 3127240424 | +1 312-724-0424 Illinois U.S.A.
  • 3127240425 | +1 312-724-0425 Illinois U.S.A.
  • 3127240426 | +1 312-724-0426 Illinois U.S.A.
  • 3127240427 | +1 312-724-0427 Illinois U.S.A.
  • 3127240428 | +1 312-724-0428 Illinois U.S.A.
  • 3127240429 | +1 312-724-0429 Illinois U.S.A.
  • 3127240430 | +1 312-724-0430 Illinois U.S.A.
  • 3127240431 | +1 312-724-0431 Illinois U.S.A.
  • 3127240432 | +1 312-724-0432 Illinois U.S.A.
  • 3127240433 | +1 312-724-0433 Illinois U.S.A.
  • 3127240434 | +1 312-724-0434 Illinois U.S.A.
  • 3127240435 | +1 312-724-0435 Illinois U.S.A.
  • 3127240436 | +1 312-724-0436 Illinois U.S.A.
  • 3127240437 | +1 312-724-0437 Illinois U.S.A.
  • 3127240438 | +1 312-724-0438 Illinois U.S.A.
  • 3127240439 | +1 312-724-0439 Illinois U.S.A.
  • 3127240440 | +1 312-724-0440 Illinois U.S.A.
  • 3127240441 | +1 312-724-0441 Illinois U.S.A.
  • 3127240442 | +1 312-724-0442 Illinois U.S.A.
  • 3127240443 | +1 312-724-0443 Illinois U.S.A.
  • 3127240444 | +1 312-724-0444 Illinois U.S.A.
  • 3127240445 | +1 312-724-0445 Illinois U.S.A.
  • 3127240446 | +1 312-724-0446 Illinois U.S.A.
  • 3127240447 | +1 312-724-0447 Illinois U.S.A.
  • 3127240448 | +1 312-724-0448 Illinois U.S.A.
  • 3127240449 | +1 312-724-0449 Illinois U.S.A.
  • 3127240450 | +1 312-724-0450 Illinois U.S.A.
  • 3127240451 | +1 312-724-0451 Illinois U.S.A.
  • 3127240452 | +1 312-724-0452 Illinois U.S.A.
  • 3127240453 | +1 312-724-0453 Illinois U.S.A.
  • 3127240454 | +1 312-724-0454 Illinois U.S.A.
  • 3127240455 | +1 312-724-0455 Illinois U.S.A.
  • 3127240456 | +1 312-724-0456 Illinois U.S.A.
  • 3127240457 | +1 312-724-0457 Illinois U.S.A.
  • 3127240458 | +1 312-724-0458 Illinois U.S.A.
  • 3127240459 | +1 312-724-0459 Illinois U.S.A.
  • 3127240460 | +1 312-724-0460 Illinois U.S.A.
  • 3127240461 | +1 312-724-0461 Illinois U.S.A.
  • 3127240462 | +1 312-724-0462 Illinois U.S.A.
  • 3127240463 | +1 312-724-0463 Illinois U.S.A.
  • 3127240464 | +1 312-724-0464 Illinois U.S.A.
  • 3127240465 | +1 312-724-0465 Illinois U.S.A.
  • 3127240466 | +1 312-724-0466 Illinois U.S.A.
  • 3127240467 | +1 312-724-0467 Illinois U.S.A.
  • 3127240468 | +1 312-724-0468 Illinois U.S.A.
  • 3127240469 | +1 312-724-0469 Illinois U.S.A.
  • 3127240470 | +1 312-724-0470 Illinois U.S.A.
  • 3127240471 | +1 312-724-0471 Illinois U.S.A.
  • 3127240472 | +1 312-724-0472 Illinois U.S.A.
  • 3127240473 | +1 312-724-0473 Illinois U.S.A.
  • 3127240474 | +1 312-724-0474 Illinois U.S.A.
  • 3127240475 | +1 312-724-0475 Illinois U.S.A.
  • 3127240476 | +1 312-724-0476 Illinois U.S.A.
  • 3127240477 | +1 312-724-0477 Illinois U.S.A.
  • 3127240478 | +1 312-724-0478 Illinois U.S.A.
  • 3127240479 | +1 312-724-0479 Illinois U.S.A.
  • 3127240480 | +1 312-724-0480 Illinois U.S.A.
  • 3127240481 | +1 312-724-0481 Illinois U.S.A.
  • 3127240482 | +1 312-724-0482 Illinois U.S.A.
  • 3127240483 | +1 312-724-0483 Illinois U.S.A.
  • 3127240484 | +1 312-724-0484 Illinois U.S.A.
  • 3127240485 | +1 312-724-0485 Illinois U.S.A.
  • 3127240486 | +1 312-724-0486 Illinois U.S.A.
  • 3127240487 | +1 312-724-0487 Illinois U.S.A.
  • 3127240488 | +1 312-724-0488 Illinois U.S.A.
  • 3127240489 | +1 312-724-0489 Illinois U.S.A.
  • 3127240490 | +1 312-724-0490 Illinois U.S.A.
  • 3127240491 | +1 312-724-0491 Illinois U.S.A.
  • 3127240492 | +1 312-724-0492 Illinois U.S.A.
  • 3127240493 | +1 312-724-0493 Illinois U.S.A.
  • 3127240494 | +1 312-724-0494 Illinois U.S.A.
  • 3127240495 | +1 312-724-0495 Illinois U.S.A.
  • 3127240496 | +1 312-724-0496 Illinois U.S.A.
  • 3127240497 | +1 312-724-0497 Illinois U.S.A.
  • 3127240498 | +1 312-724-0498 Illinois U.S.A.
  • 3127240499 | +1 312-724-0499 Illinois U.S.A.