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).

  • 3124728400 | +1 312-472-8400 Illinois U.S.A.
  • 3124728401 | +1 312-472-8401 Illinois U.S.A.
  • 3124728402 | +1 312-472-8402 Illinois U.S.A.
  • 3124728403 | +1 312-472-8403 Illinois U.S.A.
  • 3124728404 | +1 312-472-8404 Illinois U.S.A.
  • 3124728405 | +1 312-472-8405 Illinois U.S.A.
  • 3124728406 | +1 312-472-8406 Illinois U.S.A.
  • 3124728407 | +1 312-472-8407 Illinois U.S.A.
  • 3124728408 | +1 312-472-8408 Illinois U.S.A.
  • 3124728409 | +1 312-472-8409 Illinois U.S.A.
  • 3124728410 | +1 312-472-8410 Illinois U.S.A.
  • 3124728411 | +1 312-472-8411 Illinois U.S.A.
  • 3124728412 | +1 312-472-8412 Illinois U.S.A.
  • 3124728413 | +1 312-472-8413 Illinois U.S.A.
  • 3124728414 | +1 312-472-8414 Illinois U.S.A.
  • 3124728415 | +1 312-472-8415 Illinois U.S.A.
  • 3124728416 | +1 312-472-8416 Illinois U.S.A.
  • 3124728417 | +1 312-472-8417 Illinois U.S.A.
  • 3124728418 | +1 312-472-8418 Illinois U.S.A.
  • 3124728419 | +1 312-472-8419 Illinois U.S.A.
  • 3124728420 | +1 312-472-8420 Illinois U.S.A.
  • 3124728421 | +1 312-472-8421 Illinois U.S.A.
  • 3124728422 | +1 312-472-8422 Illinois U.S.A.
  • 3124728423 | +1 312-472-8423 Illinois U.S.A.
  • 3124728424 | +1 312-472-8424 Illinois U.S.A.
  • 3124728425 | +1 312-472-8425 Illinois U.S.A.
  • 3124728426 | +1 312-472-8426 Illinois U.S.A.
  • 3124728427 | +1 312-472-8427 Illinois U.S.A.
  • 3124728428 | +1 312-472-8428 Illinois U.S.A.
  • 3124728429 | +1 312-472-8429 Illinois U.S.A.
  • 3124728430 | +1 312-472-8430 Illinois U.S.A.
  • 3124728431 | +1 312-472-8431 Illinois U.S.A.
  • 3124728432 | +1 312-472-8432 Illinois U.S.A.
  • 3124728433 | +1 312-472-8433 Illinois U.S.A.
  • 3124728434 | +1 312-472-8434 Illinois U.S.A.
  • 3124728435 | +1 312-472-8435 Illinois U.S.A.
  • 3124728436 | +1 312-472-8436 Illinois U.S.A.
  • 3124728437 | +1 312-472-8437 Illinois U.S.A.
  • 3124728438 | +1 312-472-8438 Illinois U.S.A.
  • 3124728439 | +1 312-472-8439 Illinois U.S.A.
  • 3124728440 | +1 312-472-8440 Illinois U.S.A.
  • 3124728441 | +1 312-472-8441 Illinois U.S.A.
  • 3124728442 | +1 312-472-8442 Illinois U.S.A.
  • 3124728443 | +1 312-472-8443 Illinois U.S.A.
  • 3124728444 | +1 312-472-8444 Illinois U.S.A.
  • 3124728445 | +1 312-472-8445 Illinois U.S.A.
  • 3124728446 | +1 312-472-8446 Illinois U.S.A.
  • 3124728447 | +1 312-472-8447 Illinois U.S.A.
  • 3124728448 | +1 312-472-8448 Illinois U.S.A.
  • 3124728449 | +1 312-472-8449 Illinois U.S.A.
  • 3124728450 | +1 312-472-8450 Illinois U.S.A.
  • 3124728451 | +1 312-472-8451 Illinois U.S.A.
  • 3124728452 | +1 312-472-8452 Illinois U.S.A.
  • 3124728453 | +1 312-472-8453 Illinois U.S.A.
  • 3124728454 | +1 312-472-8454 Illinois U.S.A.
  • 3124728455 | +1 312-472-8455 Illinois U.S.A.
  • 3124728456 | +1 312-472-8456 Illinois U.S.A.
  • 3124728457 | +1 312-472-8457 Illinois U.S.A.
  • 3124728458 | +1 312-472-8458 Illinois U.S.A.
  • 3124728459 | +1 312-472-8459 Illinois U.S.A.
  • 3124728460 | +1 312-472-8460 Illinois U.S.A.
  • 3124728461 | +1 312-472-8461 Illinois U.S.A.
  • 3124728462 | +1 312-472-8462 Illinois U.S.A.
  • 3124728463 | +1 312-472-8463 Illinois U.S.A.
  • 3124728464 | +1 312-472-8464 Illinois U.S.A.
  • 3124728465 | +1 312-472-8465 Illinois U.S.A.
  • 3124728466 | +1 312-472-8466 Illinois U.S.A.
  • 3124728467 | +1 312-472-8467 Illinois U.S.A.
  • 3124728468 | +1 312-472-8468 Illinois U.S.A.
  • 3124728469 | +1 312-472-8469 Illinois U.S.A.
  • 3124728470 | +1 312-472-8470 Illinois U.S.A.
  • 3124728471 | +1 312-472-8471 Illinois U.S.A.
  • 3124728472 | +1 312-472-8472 Illinois U.S.A.
  • 3124728473 | +1 312-472-8473 Illinois U.S.A.
  • 3124728474 | +1 312-472-8474 Illinois U.S.A.
  • 3124728475 | +1 312-472-8475 Illinois U.S.A.
  • 3124728476 | +1 312-472-8476 Illinois U.S.A.
  • 3124728477 | +1 312-472-8477 Illinois U.S.A.
  • 3124728478 | +1 312-472-8478 Illinois U.S.A.
  • 3124728479 | +1 312-472-8479 Illinois U.S.A.
  • 3124728480 | +1 312-472-8480 Illinois U.S.A.
  • 3124728481 | +1 312-472-8481 Illinois U.S.A.
  • 3124728482 | +1 312-472-8482 Illinois U.S.A.
  • 3124728483 | +1 312-472-8483 Illinois U.S.A.
  • 3124728484 | +1 312-472-8484 Illinois U.S.A.
  • 3124728485 | +1 312-472-8485 Illinois U.S.A.
  • 3124728486 | +1 312-472-8486 Illinois U.S.A.
  • 3124728487 | +1 312-472-8487 Illinois U.S.A.
  • 3124728488 | +1 312-472-8488 Illinois U.S.A.
  • 3124728489 | +1 312-472-8489 Illinois U.S.A.
  • 3124728490 | +1 312-472-8490 Illinois U.S.A.
  • 3124728491 | +1 312-472-8491 Illinois U.S.A.
  • 3124728492 | +1 312-472-8492 Illinois U.S.A.
  • 3124728493 | +1 312-472-8493 Illinois U.S.A.
  • 3124728494 | +1 312-472-8494 Illinois U.S.A.
  • 3124728495 | +1 312-472-8495 Illinois U.S.A.
  • 3124728496 | +1 312-472-8496 Illinois U.S.A.
  • 3124728497 | +1 312-472-8497 Illinois U.S.A.
  • 3124728498 | +1 312-472-8498 Illinois U.S.A.
  • 3124728499 | +1 312-472-8499 Illinois U.S.A.