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).

  • 3128450400 | +1 312-845-0400 Illinois U.S.A.
  • 3128450401 | +1 312-845-0401 Illinois U.S.A.
  • 3128450402 | +1 312-845-0402 Illinois U.S.A.
  • 3128450403 | +1 312-845-0403 Illinois U.S.A.
  • 3128450404 | +1 312-845-0404 Illinois U.S.A.
  • 3128450405 | +1 312-845-0405 Illinois U.S.A.
  • 3128450406 | +1 312-845-0406 Illinois U.S.A.
  • 3128450407 | +1 312-845-0407 Illinois U.S.A.
  • 3128450408 | +1 312-845-0408 Illinois U.S.A.
  • 3128450409 | +1 312-845-0409 Illinois U.S.A.
  • 3128450410 | +1 312-845-0410 Illinois U.S.A.
  • 3128450411 | +1 312-845-0411 Illinois U.S.A.
  • 3128450412 | +1 312-845-0412 Illinois U.S.A.
  • 3128450413 | +1 312-845-0413 Illinois U.S.A.
  • 3128450414 | +1 312-845-0414 Illinois U.S.A.
  • 3128450415 | +1 312-845-0415 Illinois U.S.A.
  • 3128450416 | +1 312-845-0416 Illinois U.S.A.
  • 3128450417 | +1 312-845-0417 Illinois U.S.A.
  • 3128450418 | +1 312-845-0418 Illinois U.S.A.
  • 3128450419 | +1 312-845-0419 Illinois U.S.A.
  • 3128450420 | +1 312-845-0420 Illinois U.S.A.
  • 3128450421 | +1 312-845-0421 Illinois U.S.A.
  • 3128450422 | +1 312-845-0422 Illinois U.S.A.
  • 3128450423 | +1 312-845-0423 Illinois U.S.A.
  • 3128450424 | +1 312-845-0424 Illinois U.S.A.
  • 3128450425 | +1 312-845-0425 Illinois U.S.A.
  • 3128450426 | +1 312-845-0426 Illinois U.S.A.
  • 3128450427 | +1 312-845-0427 Illinois U.S.A.
  • 3128450428 | +1 312-845-0428 Illinois U.S.A.
  • 3128450429 | +1 312-845-0429 Illinois U.S.A.
  • 3128450430 | +1 312-845-0430 Illinois U.S.A.
  • 3128450431 | +1 312-845-0431 Illinois U.S.A.
  • 3128450432 | +1 312-845-0432 Illinois U.S.A.
  • 3128450433 | +1 312-845-0433 Illinois U.S.A.
  • 3128450434 | +1 312-845-0434 Illinois U.S.A.
  • 3128450435 | +1 312-845-0435 Illinois U.S.A.
  • 3128450436 | +1 312-845-0436 Illinois U.S.A.
  • 3128450437 | +1 312-845-0437 Illinois U.S.A.
  • 3128450438 | +1 312-845-0438 Illinois U.S.A.
  • 3128450439 | +1 312-845-0439 Illinois U.S.A.
  • 3128450440 | +1 312-845-0440 Illinois U.S.A.
  • 3128450441 | +1 312-845-0441 Illinois U.S.A.
  • 3128450442 | +1 312-845-0442 Illinois U.S.A.
  • 3128450443 | +1 312-845-0443 Illinois U.S.A.
  • 3128450444 | +1 312-845-0444 Illinois U.S.A.
  • 3128450445 | +1 312-845-0445 Illinois U.S.A.
  • 3128450446 | +1 312-845-0446 Illinois U.S.A.
  • 3128450447 | +1 312-845-0447 Illinois U.S.A.
  • 3128450448 | +1 312-845-0448 Illinois U.S.A.
  • 3128450449 | +1 312-845-0449 Illinois U.S.A.
  • 3128450450 | +1 312-845-0450 Illinois U.S.A.
  • 3128450451 | +1 312-845-0451 Illinois U.S.A.
  • 3128450452 | +1 312-845-0452 Illinois U.S.A.
  • 3128450453 | +1 312-845-0453 Illinois U.S.A.
  • 3128450454 | +1 312-845-0454 Illinois U.S.A.
  • 3128450455 | +1 312-845-0455 Illinois U.S.A.
  • 3128450456 | +1 312-845-0456 Illinois U.S.A.
  • 3128450457 | +1 312-845-0457 Illinois U.S.A.
  • 3128450458 | +1 312-845-0458 Illinois U.S.A.
  • 3128450459 | +1 312-845-0459 Illinois U.S.A.
  • 3128450460 | +1 312-845-0460 Illinois U.S.A.
  • 3128450461 | +1 312-845-0461 Illinois U.S.A.
  • 3128450462 | +1 312-845-0462 Illinois U.S.A.
  • 3128450463 | +1 312-845-0463 Illinois U.S.A.
  • 3128450464 | +1 312-845-0464 Illinois U.S.A.
  • 3128450465 | +1 312-845-0465 Illinois U.S.A.
  • 3128450466 | +1 312-845-0466 Illinois U.S.A.
  • 3128450467 | +1 312-845-0467 Illinois U.S.A.
  • 3128450468 | +1 312-845-0468 Illinois U.S.A.
  • 3128450469 | +1 312-845-0469 Illinois U.S.A.
  • 3128450470 | +1 312-845-0470 Illinois U.S.A.
  • 3128450471 | +1 312-845-0471 Illinois U.S.A.
  • 3128450472 | +1 312-845-0472 Illinois U.S.A.
  • 3128450473 | +1 312-845-0473 Illinois U.S.A.
  • 3128450474 | +1 312-845-0474 Illinois U.S.A.
  • 3128450475 | +1 312-845-0475 Illinois U.S.A.
  • 3128450476 | +1 312-845-0476 Illinois U.S.A.
  • 3128450477 | +1 312-845-0477 Illinois U.S.A.
  • 3128450478 | +1 312-845-0478 Illinois U.S.A.
  • 3128450479 | +1 312-845-0479 Illinois U.S.A.
  • 3128450480 | +1 312-845-0480 Illinois U.S.A.
  • 3128450481 | +1 312-845-0481 Illinois U.S.A.
  • 3128450482 | +1 312-845-0482 Illinois U.S.A.
  • 3128450483 | +1 312-845-0483 Illinois U.S.A.
  • 3128450484 | +1 312-845-0484 Illinois U.S.A.
  • 3128450485 | +1 312-845-0485 Illinois U.S.A.
  • 3128450486 | +1 312-845-0486 Illinois U.S.A.
  • 3128450487 | +1 312-845-0487 Illinois U.S.A.
  • 3128450488 | +1 312-845-0488 Illinois U.S.A.
  • 3128450489 | +1 312-845-0489 Illinois U.S.A.
  • 3128450490 | +1 312-845-0490 Illinois U.S.A.
  • 3128450491 | +1 312-845-0491 Illinois U.S.A.
  • 3128450492 | +1 312-845-0492 Illinois U.S.A.
  • 3128450493 | +1 312-845-0493 Illinois U.S.A.
  • 3128450494 | +1 312-845-0494 Illinois U.S.A.
  • 3128450495 | +1 312-845-0495 Illinois U.S.A.
  • 3128450496 | +1 312-845-0496 Illinois U.S.A.
  • 3128450497 | +1 312-845-0497 Illinois U.S.A.
  • 3128450498 | +1 312-845-0498 Illinois U.S.A.
  • 3128450499 | +1 312-845-0499 Illinois U.S.A.