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).

  • 3125428400 | +1 312-542-8400 Illinois U.S.A.
  • 3125428401 | +1 312-542-8401 Illinois U.S.A.
  • 3125428402 | +1 312-542-8402 Illinois U.S.A.
  • 3125428403 | +1 312-542-8403 Illinois U.S.A.
  • 3125428404 | +1 312-542-8404 Illinois U.S.A.
  • 3125428405 | +1 312-542-8405 Illinois U.S.A.
  • 3125428406 | +1 312-542-8406 Illinois U.S.A.
  • 3125428407 | +1 312-542-8407 Illinois U.S.A.
  • 3125428408 | +1 312-542-8408 Illinois U.S.A.
  • 3125428409 | +1 312-542-8409 Illinois U.S.A.
  • 3125428410 | +1 312-542-8410 Illinois U.S.A.
  • 3125428411 | +1 312-542-8411 Illinois U.S.A.
  • 3125428412 | +1 312-542-8412 Illinois U.S.A.
  • 3125428413 | +1 312-542-8413 Illinois U.S.A.
  • 3125428414 | +1 312-542-8414 Illinois U.S.A.
  • 3125428415 | +1 312-542-8415 Illinois U.S.A.
  • 3125428416 | +1 312-542-8416 Illinois U.S.A.
  • 3125428417 | +1 312-542-8417 Illinois U.S.A.
  • 3125428418 | +1 312-542-8418 Illinois U.S.A.
  • 3125428419 | +1 312-542-8419 Illinois U.S.A.
  • 3125428420 | +1 312-542-8420 Illinois U.S.A.
  • 3125428421 | +1 312-542-8421 Illinois U.S.A.
  • 3125428422 | +1 312-542-8422 Illinois U.S.A.
  • 3125428423 | +1 312-542-8423 Illinois U.S.A.
  • 3125428424 | +1 312-542-8424 Illinois U.S.A.
  • 3125428425 | +1 312-542-8425 Illinois U.S.A.
  • 3125428426 | +1 312-542-8426 Illinois U.S.A.
  • 3125428427 | +1 312-542-8427 Illinois U.S.A.
  • 3125428428 | +1 312-542-8428 Illinois U.S.A.
  • 3125428429 | +1 312-542-8429 Illinois U.S.A.
  • 3125428430 | +1 312-542-8430 Illinois U.S.A.
  • 3125428431 | +1 312-542-8431 Illinois U.S.A.
  • 3125428432 | +1 312-542-8432 Illinois U.S.A.
  • 3125428433 | +1 312-542-8433 Illinois U.S.A.
  • 3125428434 | +1 312-542-8434 Illinois U.S.A.
  • 3125428435 | +1 312-542-8435 Illinois U.S.A.
  • 3125428436 | +1 312-542-8436 Illinois U.S.A.
  • 3125428437 | +1 312-542-8437 Illinois U.S.A.
  • 3125428438 | +1 312-542-8438 Illinois U.S.A.
  • 3125428439 | +1 312-542-8439 Illinois U.S.A.
  • 3125428440 | +1 312-542-8440 Illinois U.S.A.
  • 3125428441 | +1 312-542-8441 Illinois U.S.A.
  • 3125428442 | +1 312-542-8442 Illinois U.S.A.
  • 3125428443 | +1 312-542-8443 Illinois U.S.A.
  • 3125428444 | +1 312-542-8444 Illinois U.S.A.
  • 3125428445 | +1 312-542-8445 Illinois U.S.A.
  • 3125428446 | +1 312-542-8446 Illinois U.S.A.
  • 3125428447 | +1 312-542-8447 Illinois U.S.A.
  • 3125428448 | +1 312-542-8448 Illinois U.S.A.
  • 3125428449 | +1 312-542-8449 Illinois U.S.A.
  • 3125428450 | +1 312-542-8450 Illinois U.S.A.
  • 3125428451 | +1 312-542-8451 Illinois U.S.A.
  • 3125428452 | +1 312-542-8452 Illinois U.S.A.
  • 3125428453 | +1 312-542-8453 Illinois U.S.A.
  • 3125428454 | +1 312-542-8454 Illinois U.S.A.
  • 3125428455 | +1 312-542-8455 Illinois U.S.A.
  • 3125428456 | +1 312-542-8456 Illinois U.S.A.
  • 3125428457 | +1 312-542-8457 Illinois U.S.A.
  • 3125428458 | +1 312-542-8458 Illinois U.S.A.
  • 3125428459 | +1 312-542-8459 Illinois U.S.A.
  • 3125428460 | +1 312-542-8460 Illinois U.S.A.
  • 3125428461 | +1 312-542-8461 Illinois U.S.A.
  • 3125428462 | +1 312-542-8462 Illinois U.S.A.
  • 3125428463 | +1 312-542-8463 Illinois U.S.A.
  • 3125428464 | +1 312-542-8464 Illinois U.S.A.
  • 3125428465 | +1 312-542-8465 Illinois U.S.A.
  • 3125428466 | +1 312-542-8466 Illinois U.S.A.
  • 3125428467 | +1 312-542-8467 Illinois U.S.A.
  • 3125428468 | +1 312-542-8468 Illinois U.S.A.
  • 3125428469 | +1 312-542-8469 Illinois U.S.A.
  • 3125428470 | +1 312-542-8470 Illinois U.S.A.
  • 3125428471 | +1 312-542-8471 Illinois U.S.A.
  • 3125428472 | +1 312-542-8472 Illinois U.S.A.
  • 3125428473 | +1 312-542-8473 Illinois U.S.A.
  • 3125428474 | +1 312-542-8474 Illinois U.S.A.
  • 3125428475 | +1 312-542-8475 Illinois U.S.A.
  • 3125428476 | +1 312-542-8476 Illinois U.S.A.
  • 3125428477 | +1 312-542-8477 Illinois U.S.A.
  • 3125428478 | +1 312-542-8478 Illinois U.S.A.
  • 3125428479 | +1 312-542-8479 Illinois U.S.A.
  • 3125428480 | +1 312-542-8480 Illinois U.S.A.
  • 3125428481 | +1 312-542-8481 Illinois U.S.A.
  • 3125428482 | +1 312-542-8482 Illinois U.S.A.
  • 3125428483 | +1 312-542-8483 Illinois U.S.A.
  • 3125428484 | +1 312-542-8484 Illinois U.S.A.
  • 3125428485 | +1 312-542-8485 Illinois U.S.A.
  • 3125428486 | +1 312-542-8486 Illinois U.S.A.
  • 3125428487 | +1 312-542-8487 Illinois U.S.A.
  • 3125428488 | +1 312-542-8488 Illinois U.S.A.
  • 3125428489 | +1 312-542-8489 Illinois U.S.A.
  • 3125428490 | +1 312-542-8490 Illinois U.S.A.
  • 3125428491 | +1 312-542-8491 Illinois U.S.A.
  • 3125428492 | +1 312-542-8492 Illinois U.S.A.
  • 3125428493 | +1 312-542-8493 Illinois U.S.A.
  • 3125428494 | +1 312-542-8494 Illinois U.S.A.
  • 3125428495 | +1 312-542-8495 Illinois U.S.A.
  • 3125428496 | +1 312-542-8496 Illinois U.S.A.
  • 3125428497 | +1 312-542-8497 Illinois U.S.A.
  • 3125428498 | +1 312-542-8498 Illinois U.S.A.
  • 3125428499 | +1 312-542-8499 Illinois U.S.A.