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).

  • 3122638400 | +1 312-263-8400 Illinois U.S.A.
  • 3122638401 | +1 312-263-8401 Illinois U.S.A.
  • 3122638402 | +1 312-263-8402 Illinois U.S.A.
  • 3122638403 | +1 312-263-8403 Illinois U.S.A.
  • 3122638404 | +1 312-263-8404 Illinois U.S.A.
  • 3122638405 | +1 312-263-8405 Illinois U.S.A.
  • 3122638406 | +1 312-263-8406 Illinois U.S.A.
  • 3122638407 | +1 312-263-8407 Illinois U.S.A.
  • 3122638408 | +1 312-263-8408 Illinois U.S.A.
  • 3122638409 | +1 312-263-8409 Illinois U.S.A.
  • 3122638410 | +1 312-263-8410 Illinois U.S.A.
  • 3122638411 | +1 312-263-8411 Illinois U.S.A.
  • 3122638412 | +1 312-263-8412 Illinois U.S.A.
  • 3122638413 | +1 312-263-8413 Illinois U.S.A.
  • 3122638414 | +1 312-263-8414 Illinois U.S.A.
  • 3122638415 | +1 312-263-8415 Illinois U.S.A.
  • 3122638416 | +1 312-263-8416 Illinois U.S.A.
  • 3122638417 | +1 312-263-8417 Illinois U.S.A.
  • 3122638418 | +1 312-263-8418 Illinois U.S.A.
  • 3122638419 | +1 312-263-8419 Illinois U.S.A.
  • 3122638420 | +1 312-263-8420 Illinois U.S.A.
  • 3122638421 | +1 312-263-8421 Illinois U.S.A.
  • 3122638422 | +1 312-263-8422 Illinois U.S.A.
  • 3122638423 | +1 312-263-8423 Illinois U.S.A.
  • 3122638424 | +1 312-263-8424 Illinois U.S.A.
  • 3122638425 | +1 312-263-8425 Illinois U.S.A.
  • 3122638426 | +1 312-263-8426 Illinois U.S.A.
  • 3122638427 | +1 312-263-8427 Illinois U.S.A.
  • 3122638428 | +1 312-263-8428 Illinois U.S.A.
  • 3122638429 | +1 312-263-8429 Illinois U.S.A.
  • 3122638430 | +1 312-263-8430 Illinois U.S.A.
  • 3122638431 | +1 312-263-8431 Illinois U.S.A.
  • 3122638432 | +1 312-263-8432 Illinois U.S.A.
  • 3122638433 | +1 312-263-8433 Illinois U.S.A.
  • 3122638434 | +1 312-263-8434 Illinois U.S.A.
  • 3122638435 | +1 312-263-8435 Illinois U.S.A.
  • 3122638436 | +1 312-263-8436 Illinois U.S.A.
  • 3122638437 | +1 312-263-8437 Illinois U.S.A.
  • 3122638438 | +1 312-263-8438 Illinois U.S.A.
  • 3122638439 | +1 312-263-8439 Illinois U.S.A.
  • 3122638440 | +1 312-263-8440 Illinois U.S.A.
  • 3122638441 | +1 312-263-8441 Illinois U.S.A.
  • 3122638442 | +1 312-263-8442 Illinois U.S.A.
  • 3122638443 | +1 312-263-8443 Illinois U.S.A.
  • 3122638444 | +1 312-263-8444 Illinois U.S.A.
  • 3122638445 | +1 312-263-8445 Illinois U.S.A.
  • 3122638446 | +1 312-263-8446 Illinois U.S.A.
  • 3122638447 | +1 312-263-8447 Illinois U.S.A.
  • 3122638448 | +1 312-263-8448 Illinois U.S.A.
  • 3122638449 | +1 312-263-8449 Illinois U.S.A.
  • 3122638450 | +1 312-263-8450 Illinois U.S.A.
  • 3122638451 | +1 312-263-8451 Illinois U.S.A.
  • 3122638452 | +1 312-263-8452 Illinois U.S.A.
  • 3122638453 | +1 312-263-8453 Illinois U.S.A.
  • 3122638454 | +1 312-263-8454 Illinois U.S.A.
  • 3122638455 | +1 312-263-8455 Illinois U.S.A.
  • 3122638456 | +1 312-263-8456 Illinois U.S.A.
  • 3122638457 | +1 312-263-8457 Illinois U.S.A.
  • 3122638458 | +1 312-263-8458 Illinois U.S.A.
  • 3122638459 | +1 312-263-8459 Illinois U.S.A.
  • 3122638460 | +1 312-263-8460 Illinois U.S.A.
  • 3122638461 | +1 312-263-8461 Illinois U.S.A.
  • 3122638462 | +1 312-263-8462 Illinois U.S.A.
  • 3122638463 | +1 312-263-8463 Illinois U.S.A.
  • 3122638464 | +1 312-263-8464 Illinois U.S.A.
  • 3122638465 | +1 312-263-8465 Illinois U.S.A.
  • 3122638466 | +1 312-263-8466 Illinois U.S.A.
  • 3122638467 | +1 312-263-8467 Illinois U.S.A.
  • 3122638468 | +1 312-263-8468 Illinois U.S.A.
  • 3122638469 | +1 312-263-8469 Illinois U.S.A.
  • 3122638470 | +1 312-263-8470 Illinois U.S.A.
  • 3122638471 | +1 312-263-8471 Illinois U.S.A.
  • 3122638472 | +1 312-263-8472 Illinois U.S.A.
  • 3122638473 | +1 312-263-8473 Illinois U.S.A.
  • 3122638474 | +1 312-263-8474 Illinois U.S.A.
  • 3122638475 | +1 312-263-8475 Illinois U.S.A.
  • 3122638476 | +1 312-263-8476 Illinois U.S.A.
  • 3122638477 | +1 312-263-8477 Illinois U.S.A.
  • 3122638478 | +1 312-263-8478 Illinois U.S.A.
  • 3122638479 | +1 312-263-8479 Illinois U.S.A.
  • 3122638480 | +1 312-263-8480 Illinois U.S.A.
  • 3122638481 | +1 312-263-8481 Illinois U.S.A.
  • 3122638482 | +1 312-263-8482 Illinois U.S.A.
  • 3122638483 | +1 312-263-8483 Illinois U.S.A.
  • 3122638484 | +1 312-263-8484 Illinois U.S.A.
  • 3122638485 | +1 312-263-8485 Illinois U.S.A.
  • 3122638486 | +1 312-263-8486 Illinois U.S.A.
  • 3122638487 | +1 312-263-8487 Illinois U.S.A.
  • 3122638488 | +1 312-263-8488 Illinois U.S.A.
  • 3122638489 | +1 312-263-8489 Illinois U.S.A.
  • 3122638490 | +1 312-263-8490 Illinois U.S.A.
  • 3122638491 | +1 312-263-8491 Illinois U.S.A.
  • 3122638492 | +1 312-263-8492 Illinois U.S.A.
  • 3122638493 | +1 312-263-8493 Illinois U.S.A.
  • 3122638494 | +1 312-263-8494 Illinois U.S.A.
  • 3122638495 | +1 312-263-8495 Illinois U.S.A.
  • 3122638496 | +1 312-263-8496 Illinois U.S.A.
  • 3122638497 | +1 312-263-8497 Illinois U.S.A.
  • 3122638498 | +1 312-263-8498 Illinois U.S.A.
  • 3122638499 | +1 312-263-8499 Illinois U.S.A.