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).

  • 3127500400 | +1 312-750-0400 Illinois U.S.A.
  • 3127500401 | +1 312-750-0401 Illinois U.S.A.
  • 3127500402 | +1 312-750-0402 Illinois U.S.A.
  • 3127500403 | +1 312-750-0403 Illinois U.S.A.
  • 3127500404 | +1 312-750-0404 Illinois U.S.A.
  • 3127500405 | +1 312-750-0405 Illinois U.S.A.
  • 3127500406 | +1 312-750-0406 Illinois U.S.A.
  • 3127500407 | +1 312-750-0407 Illinois U.S.A.
  • 3127500408 | +1 312-750-0408 Illinois U.S.A.
  • 3127500409 | +1 312-750-0409 Illinois U.S.A.
  • 3127500410 | +1 312-750-0410 Illinois U.S.A.
  • 3127500411 | +1 312-750-0411 Illinois U.S.A.
  • 3127500412 | +1 312-750-0412 Illinois U.S.A.
  • 3127500413 | +1 312-750-0413 Illinois U.S.A.
  • 3127500414 | +1 312-750-0414 Illinois U.S.A.
  • 3127500415 | +1 312-750-0415 Illinois U.S.A.
  • 3127500416 | +1 312-750-0416 Illinois U.S.A.
  • 3127500417 | +1 312-750-0417 Illinois U.S.A.
  • 3127500418 | +1 312-750-0418 Illinois U.S.A.
  • 3127500419 | +1 312-750-0419 Illinois U.S.A.
  • 3127500420 | +1 312-750-0420 Illinois U.S.A.
  • 3127500421 | +1 312-750-0421 Illinois U.S.A.
  • 3127500422 | +1 312-750-0422 Illinois U.S.A.
  • 3127500423 | +1 312-750-0423 Illinois U.S.A.
  • 3127500424 | +1 312-750-0424 Illinois U.S.A.
  • 3127500425 | +1 312-750-0425 Illinois U.S.A.
  • 3127500426 | +1 312-750-0426 Illinois U.S.A.
  • 3127500427 | +1 312-750-0427 Illinois U.S.A.
  • 3127500428 | +1 312-750-0428 Illinois U.S.A.
  • 3127500429 | +1 312-750-0429 Illinois U.S.A.
  • 3127500430 | +1 312-750-0430 Illinois U.S.A.
  • 3127500431 | +1 312-750-0431 Illinois U.S.A.
  • 3127500432 | +1 312-750-0432 Illinois U.S.A.
  • 3127500433 | +1 312-750-0433 Illinois U.S.A.
  • 3127500434 | +1 312-750-0434 Illinois U.S.A.
  • 3127500435 | +1 312-750-0435 Illinois U.S.A.
  • 3127500436 | +1 312-750-0436 Illinois U.S.A.
  • 3127500437 | +1 312-750-0437 Illinois U.S.A.
  • 3127500438 | +1 312-750-0438 Illinois U.S.A.
  • 3127500439 | +1 312-750-0439 Illinois U.S.A.
  • 3127500440 | +1 312-750-0440 Illinois U.S.A.
  • 3127500441 | +1 312-750-0441 Illinois U.S.A.
  • 3127500442 | +1 312-750-0442 Illinois U.S.A.
  • 3127500443 | +1 312-750-0443 Illinois U.S.A.
  • 3127500444 | +1 312-750-0444 Illinois U.S.A.
  • 3127500445 | +1 312-750-0445 Illinois U.S.A.
  • 3127500446 | +1 312-750-0446 Illinois U.S.A.
  • 3127500447 | +1 312-750-0447 Illinois U.S.A.
  • 3127500448 | +1 312-750-0448 Illinois U.S.A.
  • 3127500449 | +1 312-750-0449 Illinois U.S.A.
  • 3127500450 | +1 312-750-0450 Illinois U.S.A.
  • 3127500451 | +1 312-750-0451 Illinois U.S.A.
  • 3127500452 | +1 312-750-0452 Illinois U.S.A.
  • 3127500453 | +1 312-750-0453 Illinois U.S.A.
  • 3127500454 | +1 312-750-0454 Illinois U.S.A.
  • 3127500455 | +1 312-750-0455 Illinois U.S.A.
  • 3127500456 | +1 312-750-0456 Illinois U.S.A.
  • 3127500457 | +1 312-750-0457 Illinois U.S.A.
  • 3127500458 | +1 312-750-0458 Illinois U.S.A.
  • 3127500459 | +1 312-750-0459 Illinois U.S.A.
  • 3127500460 | +1 312-750-0460 Illinois U.S.A.
  • 3127500461 | +1 312-750-0461 Illinois U.S.A.
  • 3127500462 | +1 312-750-0462 Illinois U.S.A.
  • 3127500463 | +1 312-750-0463 Illinois U.S.A.
  • 3127500464 | +1 312-750-0464 Illinois U.S.A.
  • 3127500465 | +1 312-750-0465 Illinois U.S.A.
  • 3127500466 | +1 312-750-0466 Illinois U.S.A.
  • 3127500467 | +1 312-750-0467 Illinois U.S.A.
  • 3127500468 | +1 312-750-0468 Illinois U.S.A.
  • 3127500469 | +1 312-750-0469 Illinois U.S.A.
  • 3127500470 | +1 312-750-0470 Illinois U.S.A.
  • 3127500471 | +1 312-750-0471 Illinois U.S.A.
  • 3127500472 | +1 312-750-0472 Illinois U.S.A.
  • 3127500473 | +1 312-750-0473 Illinois U.S.A.
  • 3127500474 | +1 312-750-0474 Illinois U.S.A.
  • 3127500475 | +1 312-750-0475 Illinois U.S.A.
  • 3127500476 | +1 312-750-0476 Illinois U.S.A.
  • 3127500477 | +1 312-750-0477 Illinois U.S.A.
  • 3127500478 | +1 312-750-0478 Illinois U.S.A.
  • 3127500479 | +1 312-750-0479 Illinois U.S.A.
  • 3127500480 | +1 312-750-0480 Illinois U.S.A.
  • 3127500481 | +1 312-750-0481 Illinois U.S.A.
  • 3127500482 | +1 312-750-0482 Illinois U.S.A.
  • 3127500483 | +1 312-750-0483 Illinois U.S.A.
  • 3127500484 | +1 312-750-0484 Illinois U.S.A.
  • 3127500485 | +1 312-750-0485 Illinois U.S.A.
  • 3127500486 | +1 312-750-0486 Illinois U.S.A.
  • 3127500487 | +1 312-750-0487 Illinois U.S.A.
  • 3127500488 | +1 312-750-0488 Illinois U.S.A.
  • 3127500489 | +1 312-750-0489 Illinois U.S.A.
  • 3127500490 | +1 312-750-0490 Illinois U.S.A.
  • 3127500491 | +1 312-750-0491 Illinois U.S.A.
  • 3127500492 | +1 312-750-0492 Illinois U.S.A.
  • 3127500493 | +1 312-750-0493 Illinois U.S.A.
  • 3127500494 | +1 312-750-0494 Illinois U.S.A.
  • 3127500495 | +1 312-750-0495 Illinois U.S.A.
  • 3127500496 | +1 312-750-0496 Illinois U.S.A.
  • 3127500497 | +1 312-750-0497 Illinois U.S.A.
  • 3127500498 | +1 312-750-0498 Illinois U.S.A.
  • 3127500499 | +1 312-750-0499 Illinois U.S.A.