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).

  • 3127120400 | +1 312-712-0400 Illinois U.S.A.
  • 3127120401 | +1 312-712-0401 Illinois U.S.A.
  • 3127120402 | +1 312-712-0402 Illinois U.S.A.
  • 3127120403 | +1 312-712-0403 Illinois U.S.A.
  • 3127120404 | +1 312-712-0404 Illinois U.S.A.
  • 3127120405 | +1 312-712-0405 Illinois U.S.A.
  • 3127120406 | +1 312-712-0406 Illinois U.S.A.
  • 3127120407 | +1 312-712-0407 Illinois U.S.A.
  • 3127120408 | +1 312-712-0408 Illinois U.S.A.
  • 3127120409 | +1 312-712-0409 Illinois U.S.A.
  • 3127120410 | +1 312-712-0410 Illinois U.S.A.
  • 3127120411 | +1 312-712-0411 Illinois U.S.A.
  • 3127120412 | +1 312-712-0412 Illinois U.S.A.
  • 3127120413 | +1 312-712-0413 Illinois U.S.A.
  • 3127120414 | +1 312-712-0414 Illinois U.S.A.
  • 3127120415 | +1 312-712-0415 Illinois U.S.A.
  • 3127120416 | +1 312-712-0416 Illinois U.S.A.
  • 3127120417 | +1 312-712-0417 Illinois U.S.A.
  • 3127120418 | +1 312-712-0418 Illinois U.S.A.
  • 3127120419 | +1 312-712-0419 Illinois U.S.A.
  • 3127120420 | +1 312-712-0420 Illinois U.S.A.
  • 3127120421 | +1 312-712-0421 Illinois U.S.A.
  • 3127120422 | +1 312-712-0422 Illinois U.S.A.
  • 3127120423 | +1 312-712-0423 Illinois U.S.A.
  • 3127120424 | +1 312-712-0424 Illinois U.S.A.
  • 3127120425 | +1 312-712-0425 Illinois U.S.A.
  • 3127120426 | +1 312-712-0426 Illinois U.S.A.
  • 3127120427 | +1 312-712-0427 Illinois U.S.A.
  • 3127120428 | +1 312-712-0428 Illinois U.S.A.
  • 3127120429 | +1 312-712-0429 Illinois U.S.A.
  • 3127120430 | +1 312-712-0430 Illinois U.S.A.
  • 3127120431 | +1 312-712-0431 Illinois U.S.A.
  • 3127120432 | +1 312-712-0432 Illinois U.S.A.
  • 3127120433 | +1 312-712-0433 Illinois U.S.A.
  • 3127120434 | +1 312-712-0434 Illinois U.S.A.
  • 3127120435 | +1 312-712-0435 Illinois U.S.A.
  • 3127120436 | +1 312-712-0436 Illinois U.S.A.
  • 3127120437 | +1 312-712-0437 Illinois U.S.A.
  • 3127120438 | +1 312-712-0438 Illinois U.S.A.
  • 3127120439 | +1 312-712-0439 Illinois U.S.A.
  • 3127120440 | +1 312-712-0440 Illinois U.S.A.
  • 3127120441 | +1 312-712-0441 Illinois U.S.A.
  • 3127120442 | +1 312-712-0442 Illinois U.S.A.
  • 3127120443 | +1 312-712-0443 Illinois U.S.A.
  • 3127120444 | +1 312-712-0444 Illinois U.S.A.
  • 3127120445 | +1 312-712-0445 Illinois U.S.A.
  • 3127120446 | +1 312-712-0446 Illinois U.S.A.
  • 3127120447 | +1 312-712-0447 Illinois U.S.A.
  • 3127120448 | +1 312-712-0448 Illinois U.S.A.
  • 3127120449 | +1 312-712-0449 Illinois U.S.A.
  • 3127120450 | +1 312-712-0450 Illinois U.S.A.
  • 3127120451 | +1 312-712-0451 Illinois U.S.A.
  • 3127120452 | +1 312-712-0452 Illinois U.S.A.
  • 3127120453 | +1 312-712-0453 Illinois U.S.A.
  • 3127120454 | +1 312-712-0454 Illinois U.S.A.
  • 3127120455 | +1 312-712-0455 Illinois U.S.A.
  • 3127120456 | +1 312-712-0456 Illinois U.S.A.
  • 3127120457 | +1 312-712-0457 Illinois U.S.A.
  • 3127120458 | +1 312-712-0458 Illinois U.S.A.
  • 3127120459 | +1 312-712-0459 Illinois U.S.A.
  • 3127120460 | +1 312-712-0460 Illinois U.S.A.
  • 3127120461 | +1 312-712-0461 Illinois U.S.A.
  • 3127120462 | +1 312-712-0462 Illinois U.S.A.
  • 3127120463 | +1 312-712-0463 Illinois U.S.A.
  • 3127120464 | +1 312-712-0464 Illinois U.S.A.
  • 3127120465 | +1 312-712-0465 Illinois U.S.A.
  • 3127120466 | +1 312-712-0466 Illinois U.S.A.
  • 3127120467 | +1 312-712-0467 Illinois U.S.A.
  • 3127120468 | +1 312-712-0468 Illinois U.S.A.
  • 3127120469 | +1 312-712-0469 Illinois U.S.A.
  • 3127120470 | +1 312-712-0470 Illinois U.S.A.
  • 3127120471 | +1 312-712-0471 Illinois U.S.A.
  • 3127120472 | +1 312-712-0472 Illinois U.S.A.
  • 3127120473 | +1 312-712-0473 Illinois U.S.A.
  • 3127120474 | +1 312-712-0474 Illinois U.S.A.
  • 3127120475 | +1 312-712-0475 Illinois U.S.A.
  • 3127120476 | +1 312-712-0476 Illinois U.S.A.
  • 3127120477 | +1 312-712-0477 Illinois U.S.A.
  • 3127120478 | +1 312-712-0478 Illinois U.S.A.
  • 3127120479 | +1 312-712-0479 Illinois U.S.A.
  • 3127120480 | +1 312-712-0480 Illinois U.S.A.
  • 3127120481 | +1 312-712-0481 Illinois U.S.A.
  • 3127120482 | +1 312-712-0482 Illinois U.S.A.
  • 3127120483 | +1 312-712-0483 Illinois U.S.A.
  • 3127120484 | +1 312-712-0484 Illinois U.S.A.
  • 3127120485 | +1 312-712-0485 Illinois U.S.A.
  • 3127120486 | +1 312-712-0486 Illinois U.S.A.
  • 3127120487 | +1 312-712-0487 Illinois U.S.A.
  • 3127120488 | +1 312-712-0488 Illinois U.S.A.
  • 3127120489 | +1 312-712-0489 Illinois U.S.A.
  • 3127120490 | +1 312-712-0490 Illinois U.S.A.
  • 3127120491 | +1 312-712-0491 Illinois U.S.A.
  • 3127120492 | +1 312-712-0492 Illinois U.S.A.
  • 3127120493 | +1 312-712-0493 Illinois U.S.A.
  • 3127120494 | +1 312-712-0494 Illinois U.S.A.
  • 3127120495 | +1 312-712-0495 Illinois U.S.A.
  • 3127120496 | +1 312-712-0496 Illinois U.S.A.
  • 3127120497 | +1 312-712-0497 Illinois U.S.A.
  • 3127120498 | +1 312-712-0498 Illinois U.S.A.
  • 3127120499 | +1 312-712-0499 Illinois U.S.A.