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).

  • 3124450400 | +1 312-445-0400 Illinois U.S.A.
  • 3124450401 | +1 312-445-0401 Illinois U.S.A.
  • 3124450402 | +1 312-445-0402 Illinois U.S.A.
  • 3124450403 | +1 312-445-0403 Illinois U.S.A.
  • 3124450404 | +1 312-445-0404 Illinois U.S.A.
  • 3124450405 | +1 312-445-0405 Illinois U.S.A.
  • 3124450406 | +1 312-445-0406 Illinois U.S.A.
  • 3124450407 | +1 312-445-0407 Illinois U.S.A.
  • 3124450408 | +1 312-445-0408 Illinois U.S.A.
  • 3124450409 | +1 312-445-0409 Illinois U.S.A.
  • 3124450410 | +1 312-445-0410 Illinois U.S.A.
  • 3124450411 | +1 312-445-0411 Illinois U.S.A.
  • 3124450412 | +1 312-445-0412 Illinois U.S.A.
  • 3124450413 | +1 312-445-0413 Illinois U.S.A.
  • 3124450414 | +1 312-445-0414 Illinois U.S.A.
  • 3124450415 | +1 312-445-0415 Illinois U.S.A.
  • 3124450416 | +1 312-445-0416 Illinois U.S.A.
  • 3124450417 | +1 312-445-0417 Illinois U.S.A.
  • 3124450418 | +1 312-445-0418 Illinois U.S.A.
  • 3124450419 | +1 312-445-0419 Illinois U.S.A.
  • 3124450420 | +1 312-445-0420 Illinois U.S.A.
  • 3124450421 | +1 312-445-0421 Illinois U.S.A.
  • 3124450422 | +1 312-445-0422 Illinois U.S.A.
  • 3124450423 | +1 312-445-0423 Illinois U.S.A.
  • 3124450424 | +1 312-445-0424 Illinois U.S.A.
  • 3124450425 | +1 312-445-0425 Illinois U.S.A.
  • 3124450426 | +1 312-445-0426 Illinois U.S.A.
  • 3124450427 | +1 312-445-0427 Illinois U.S.A.
  • 3124450428 | +1 312-445-0428 Illinois U.S.A.
  • 3124450429 | +1 312-445-0429 Illinois U.S.A.
  • 3124450430 | +1 312-445-0430 Illinois U.S.A.
  • 3124450431 | +1 312-445-0431 Illinois U.S.A.
  • 3124450432 | +1 312-445-0432 Illinois U.S.A.
  • 3124450433 | +1 312-445-0433 Illinois U.S.A.
  • 3124450434 | +1 312-445-0434 Illinois U.S.A.
  • 3124450435 | +1 312-445-0435 Illinois U.S.A.
  • 3124450436 | +1 312-445-0436 Illinois U.S.A.
  • 3124450437 | +1 312-445-0437 Illinois U.S.A.
  • 3124450438 | +1 312-445-0438 Illinois U.S.A.
  • 3124450439 | +1 312-445-0439 Illinois U.S.A.
  • 3124450440 | +1 312-445-0440 Illinois U.S.A.
  • 3124450441 | +1 312-445-0441 Illinois U.S.A.
  • 3124450442 | +1 312-445-0442 Illinois U.S.A.
  • 3124450443 | +1 312-445-0443 Illinois U.S.A.
  • 3124450444 | +1 312-445-0444 Illinois U.S.A.
  • 3124450445 | +1 312-445-0445 Illinois U.S.A.
  • 3124450446 | +1 312-445-0446 Illinois U.S.A.
  • 3124450447 | +1 312-445-0447 Illinois U.S.A.
  • 3124450448 | +1 312-445-0448 Illinois U.S.A.
  • 3124450449 | +1 312-445-0449 Illinois U.S.A.
  • 3124450450 | +1 312-445-0450 Illinois U.S.A.
  • 3124450451 | +1 312-445-0451 Illinois U.S.A.
  • 3124450452 | +1 312-445-0452 Illinois U.S.A.
  • 3124450453 | +1 312-445-0453 Illinois U.S.A.
  • 3124450454 | +1 312-445-0454 Illinois U.S.A.
  • 3124450455 | +1 312-445-0455 Illinois U.S.A.
  • 3124450456 | +1 312-445-0456 Illinois U.S.A.
  • 3124450457 | +1 312-445-0457 Illinois U.S.A.
  • 3124450458 | +1 312-445-0458 Illinois U.S.A.
  • 3124450459 | +1 312-445-0459 Illinois U.S.A.
  • 3124450460 | +1 312-445-0460 Illinois U.S.A.
  • 3124450461 | +1 312-445-0461 Illinois U.S.A.
  • 3124450462 | +1 312-445-0462 Illinois U.S.A.
  • 3124450463 | +1 312-445-0463 Illinois U.S.A.
  • 3124450464 | +1 312-445-0464 Illinois U.S.A.
  • 3124450465 | +1 312-445-0465 Illinois U.S.A.
  • 3124450466 | +1 312-445-0466 Illinois U.S.A.
  • 3124450467 | +1 312-445-0467 Illinois U.S.A.
  • 3124450468 | +1 312-445-0468 Illinois U.S.A.
  • 3124450469 | +1 312-445-0469 Illinois U.S.A.
  • 3124450470 | +1 312-445-0470 Illinois U.S.A.
  • 3124450471 | +1 312-445-0471 Illinois U.S.A.
  • 3124450472 | +1 312-445-0472 Illinois U.S.A.
  • 3124450473 | +1 312-445-0473 Illinois U.S.A.
  • 3124450474 | +1 312-445-0474 Illinois U.S.A.
  • 3124450475 | +1 312-445-0475 Illinois U.S.A.
  • 3124450476 | +1 312-445-0476 Illinois U.S.A.
  • 3124450477 | +1 312-445-0477 Illinois U.S.A.
  • 3124450478 | +1 312-445-0478 Illinois U.S.A.
  • 3124450479 | +1 312-445-0479 Illinois U.S.A.
  • 3124450480 | +1 312-445-0480 Illinois U.S.A.
  • 3124450481 | +1 312-445-0481 Illinois U.S.A.
  • 3124450482 | +1 312-445-0482 Illinois U.S.A.
  • 3124450483 | +1 312-445-0483 Illinois U.S.A.
  • 3124450484 | +1 312-445-0484 Illinois U.S.A.
  • 3124450485 | +1 312-445-0485 Illinois U.S.A.
  • 3124450486 | +1 312-445-0486 Illinois U.S.A.
  • 3124450487 | +1 312-445-0487 Illinois U.S.A.
  • 3124450488 | +1 312-445-0488 Illinois U.S.A.
  • 3124450489 | +1 312-445-0489 Illinois U.S.A.
  • 3124450490 | +1 312-445-0490 Illinois U.S.A.
  • 3124450491 | +1 312-445-0491 Illinois U.S.A.
  • 3124450492 | +1 312-445-0492 Illinois U.S.A.
  • 3124450493 | +1 312-445-0493 Illinois U.S.A.
  • 3124450494 | +1 312-445-0494 Illinois U.S.A.
  • 3124450495 | +1 312-445-0495 Illinois U.S.A.
  • 3124450496 | +1 312-445-0496 Illinois U.S.A.
  • 3124450497 | +1 312-445-0497 Illinois U.S.A.
  • 3124450498 | +1 312-445-0498 Illinois U.S.A.
  • 3124450499 | +1 312-445-0499 Illinois U.S.A.