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).

  • 3125420400 | +1 312-542-0400 Illinois U.S.A.
  • 3125420401 | +1 312-542-0401 Illinois U.S.A.
  • 3125420402 | +1 312-542-0402 Illinois U.S.A.
  • 3125420403 | +1 312-542-0403 Illinois U.S.A.
  • 3125420404 | +1 312-542-0404 Illinois U.S.A.
  • 3125420405 | +1 312-542-0405 Illinois U.S.A.
  • 3125420406 | +1 312-542-0406 Illinois U.S.A.
  • 3125420407 | +1 312-542-0407 Illinois U.S.A.
  • 3125420408 | +1 312-542-0408 Illinois U.S.A.
  • 3125420409 | +1 312-542-0409 Illinois U.S.A.
  • 3125420410 | +1 312-542-0410 Illinois U.S.A.
  • 3125420411 | +1 312-542-0411 Illinois U.S.A.
  • 3125420412 | +1 312-542-0412 Illinois U.S.A.
  • 3125420413 | +1 312-542-0413 Illinois U.S.A.
  • 3125420414 | +1 312-542-0414 Illinois U.S.A.
  • 3125420415 | +1 312-542-0415 Illinois U.S.A.
  • 3125420416 | +1 312-542-0416 Illinois U.S.A.
  • 3125420417 | +1 312-542-0417 Illinois U.S.A.
  • 3125420418 | +1 312-542-0418 Illinois U.S.A.
  • 3125420419 | +1 312-542-0419 Illinois U.S.A.
  • 3125420420 | +1 312-542-0420 Illinois U.S.A.
  • 3125420421 | +1 312-542-0421 Illinois U.S.A.
  • 3125420422 | +1 312-542-0422 Illinois U.S.A.
  • 3125420423 | +1 312-542-0423 Illinois U.S.A.
  • 3125420424 | +1 312-542-0424 Illinois U.S.A.
  • 3125420425 | +1 312-542-0425 Illinois U.S.A.
  • 3125420426 | +1 312-542-0426 Illinois U.S.A.
  • 3125420427 | +1 312-542-0427 Illinois U.S.A.
  • 3125420428 | +1 312-542-0428 Illinois U.S.A.
  • 3125420429 | +1 312-542-0429 Illinois U.S.A.
  • 3125420430 | +1 312-542-0430 Illinois U.S.A.
  • 3125420431 | +1 312-542-0431 Illinois U.S.A.
  • 3125420432 | +1 312-542-0432 Illinois U.S.A.
  • 3125420433 | +1 312-542-0433 Illinois U.S.A.
  • 3125420434 | +1 312-542-0434 Illinois U.S.A.
  • 3125420435 | +1 312-542-0435 Illinois U.S.A.
  • 3125420436 | +1 312-542-0436 Illinois U.S.A.
  • 3125420437 | +1 312-542-0437 Illinois U.S.A.
  • 3125420438 | +1 312-542-0438 Illinois U.S.A.
  • 3125420439 | +1 312-542-0439 Illinois U.S.A.
  • 3125420440 | +1 312-542-0440 Illinois U.S.A.
  • 3125420441 | +1 312-542-0441 Illinois U.S.A.
  • 3125420442 | +1 312-542-0442 Illinois U.S.A.
  • 3125420443 | +1 312-542-0443 Illinois U.S.A.
  • 3125420444 | +1 312-542-0444 Illinois U.S.A.
  • 3125420445 | +1 312-542-0445 Illinois U.S.A.
  • 3125420446 | +1 312-542-0446 Illinois U.S.A.
  • 3125420447 | +1 312-542-0447 Illinois U.S.A.
  • 3125420448 | +1 312-542-0448 Illinois U.S.A.
  • 3125420449 | +1 312-542-0449 Illinois U.S.A.
  • 3125420450 | +1 312-542-0450 Illinois U.S.A.
  • 3125420451 | +1 312-542-0451 Illinois U.S.A.
  • 3125420452 | +1 312-542-0452 Illinois U.S.A.
  • 3125420453 | +1 312-542-0453 Illinois U.S.A.
  • 3125420454 | +1 312-542-0454 Illinois U.S.A.
  • 3125420455 | +1 312-542-0455 Illinois U.S.A.
  • 3125420456 | +1 312-542-0456 Illinois U.S.A.
  • 3125420457 | +1 312-542-0457 Illinois U.S.A.
  • 3125420458 | +1 312-542-0458 Illinois U.S.A.
  • 3125420459 | +1 312-542-0459 Illinois U.S.A.
  • 3125420460 | +1 312-542-0460 Illinois U.S.A.
  • 3125420461 | +1 312-542-0461 Illinois U.S.A.
  • 3125420462 | +1 312-542-0462 Illinois U.S.A.
  • 3125420463 | +1 312-542-0463 Illinois U.S.A.
  • 3125420464 | +1 312-542-0464 Illinois U.S.A.
  • 3125420465 | +1 312-542-0465 Illinois U.S.A.
  • 3125420466 | +1 312-542-0466 Illinois U.S.A.
  • 3125420467 | +1 312-542-0467 Illinois U.S.A.
  • 3125420468 | +1 312-542-0468 Illinois U.S.A.
  • 3125420469 | +1 312-542-0469 Illinois U.S.A.
  • 3125420470 | +1 312-542-0470 Illinois U.S.A.
  • 3125420471 | +1 312-542-0471 Illinois U.S.A.
  • 3125420472 | +1 312-542-0472 Illinois U.S.A.
  • 3125420473 | +1 312-542-0473 Illinois U.S.A.
  • 3125420474 | +1 312-542-0474 Illinois U.S.A.
  • 3125420475 | +1 312-542-0475 Illinois U.S.A.
  • 3125420476 | +1 312-542-0476 Illinois U.S.A.
  • 3125420477 | +1 312-542-0477 Illinois U.S.A.
  • 3125420478 | +1 312-542-0478 Illinois U.S.A.
  • 3125420479 | +1 312-542-0479 Illinois U.S.A.
  • 3125420480 | +1 312-542-0480 Illinois U.S.A.
  • 3125420481 | +1 312-542-0481 Illinois U.S.A.
  • 3125420482 | +1 312-542-0482 Illinois U.S.A.
  • 3125420483 | +1 312-542-0483 Illinois U.S.A.
  • 3125420484 | +1 312-542-0484 Illinois U.S.A.
  • 3125420485 | +1 312-542-0485 Illinois U.S.A.
  • 3125420486 | +1 312-542-0486 Illinois U.S.A.
  • 3125420487 | +1 312-542-0487 Illinois U.S.A.
  • 3125420488 | +1 312-542-0488 Illinois U.S.A.
  • 3125420489 | +1 312-542-0489 Illinois U.S.A.
  • 3125420490 | +1 312-542-0490 Illinois U.S.A.
  • 3125420491 | +1 312-542-0491 Illinois U.S.A.
  • 3125420492 | +1 312-542-0492 Illinois U.S.A.
  • 3125420493 | +1 312-542-0493 Illinois U.S.A.
  • 3125420494 | +1 312-542-0494 Illinois U.S.A.
  • 3125420495 | +1 312-542-0495 Illinois U.S.A.
  • 3125420496 | +1 312-542-0496 Illinois U.S.A.
  • 3125420497 | +1 312-542-0497 Illinois U.S.A.
  • 3125420498 | +1 312-542-0498 Illinois U.S.A.
  • 3125420499 | +1 312-542-0499 Illinois U.S.A.