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).

  • 3127010400 | +1 312-701-0400 Illinois U.S.A.
  • 3127010401 | +1 312-701-0401 Illinois U.S.A.
  • 3127010402 | +1 312-701-0402 Illinois U.S.A.
  • 3127010403 | +1 312-701-0403 Illinois U.S.A.
  • 3127010404 | +1 312-701-0404 Illinois U.S.A.
  • 3127010405 | +1 312-701-0405 Illinois U.S.A.
  • 3127010406 | +1 312-701-0406 Illinois U.S.A.
  • 3127010407 | +1 312-701-0407 Illinois U.S.A.
  • 3127010408 | +1 312-701-0408 Illinois U.S.A.
  • 3127010409 | +1 312-701-0409 Illinois U.S.A.
  • 3127010410 | +1 312-701-0410 Illinois U.S.A.
  • 3127010411 | +1 312-701-0411 Illinois U.S.A.
  • 3127010412 | +1 312-701-0412 Illinois U.S.A.
  • 3127010413 | +1 312-701-0413 Illinois U.S.A.
  • 3127010414 | +1 312-701-0414 Illinois U.S.A.
  • 3127010415 | +1 312-701-0415 Illinois U.S.A.
  • 3127010416 | +1 312-701-0416 Illinois U.S.A.
  • 3127010417 | +1 312-701-0417 Illinois U.S.A.
  • 3127010418 | +1 312-701-0418 Illinois U.S.A.
  • 3127010419 | +1 312-701-0419 Illinois U.S.A.
  • 3127010420 | +1 312-701-0420 Illinois U.S.A.
  • 3127010421 | +1 312-701-0421 Illinois U.S.A.
  • 3127010422 | +1 312-701-0422 Illinois U.S.A.
  • 3127010423 | +1 312-701-0423 Illinois U.S.A.
  • 3127010424 | +1 312-701-0424 Illinois U.S.A.
  • 3127010425 | +1 312-701-0425 Illinois U.S.A.
  • 3127010426 | +1 312-701-0426 Illinois U.S.A.
  • 3127010427 | +1 312-701-0427 Illinois U.S.A.
  • 3127010428 | +1 312-701-0428 Illinois U.S.A.
  • 3127010429 | +1 312-701-0429 Illinois U.S.A.
  • 3127010430 | +1 312-701-0430 Illinois U.S.A.
  • 3127010431 | +1 312-701-0431 Illinois U.S.A.
  • 3127010432 | +1 312-701-0432 Illinois U.S.A.
  • 3127010433 | +1 312-701-0433 Illinois U.S.A.
  • 3127010434 | +1 312-701-0434 Illinois U.S.A.
  • 3127010435 | +1 312-701-0435 Illinois U.S.A.
  • 3127010436 | +1 312-701-0436 Illinois U.S.A.
  • 3127010437 | +1 312-701-0437 Illinois U.S.A.
  • 3127010438 | +1 312-701-0438 Illinois U.S.A.
  • 3127010439 | +1 312-701-0439 Illinois U.S.A.
  • 3127010440 | +1 312-701-0440 Illinois U.S.A.
  • 3127010441 | +1 312-701-0441 Illinois U.S.A.
  • 3127010442 | +1 312-701-0442 Illinois U.S.A.
  • 3127010443 | +1 312-701-0443 Illinois U.S.A.
  • 3127010444 | +1 312-701-0444 Illinois U.S.A.
  • 3127010445 | +1 312-701-0445 Illinois U.S.A.
  • 3127010446 | +1 312-701-0446 Illinois U.S.A.
  • 3127010447 | +1 312-701-0447 Illinois U.S.A.
  • 3127010448 | +1 312-701-0448 Illinois U.S.A.
  • 3127010449 | +1 312-701-0449 Illinois U.S.A.
  • 3127010450 | +1 312-701-0450 Illinois U.S.A.
  • 3127010451 | +1 312-701-0451 Illinois U.S.A.
  • 3127010452 | +1 312-701-0452 Illinois U.S.A.
  • 3127010453 | +1 312-701-0453 Illinois U.S.A.
  • 3127010454 | +1 312-701-0454 Illinois U.S.A.
  • 3127010455 | +1 312-701-0455 Illinois U.S.A.
  • 3127010456 | +1 312-701-0456 Illinois U.S.A.
  • 3127010457 | +1 312-701-0457 Illinois U.S.A.
  • 3127010458 | +1 312-701-0458 Illinois U.S.A.
  • 3127010459 | +1 312-701-0459 Illinois U.S.A.
  • 3127010460 | +1 312-701-0460 Illinois U.S.A.
  • 3127010461 | +1 312-701-0461 Illinois U.S.A.
  • 3127010462 | +1 312-701-0462 Illinois U.S.A.
  • 3127010463 | +1 312-701-0463 Illinois U.S.A.
  • 3127010464 | +1 312-701-0464 Illinois U.S.A.
  • 3127010465 | +1 312-701-0465 Illinois U.S.A.
  • 3127010466 | +1 312-701-0466 Illinois U.S.A.
  • 3127010467 | +1 312-701-0467 Illinois U.S.A.
  • 3127010468 | +1 312-701-0468 Illinois U.S.A.
  • 3127010469 | +1 312-701-0469 Illinois U.S.A.
  • 3127010470 | +1 312-701-0470 Illinois U.S.A.
  • 3127010471 | +1 312-701-0471 Illinois U.S.A.
  • 3127010472 | +1 312-701-0472 Illinois U.S.A.
  • 3127010473 | +1 312-701-0473 Illinois U.S.A.
  • 3127010474 | +1 312-701-0474 Illinois U.S.A.
  • 3127010475 | +1 312-701-0475 Illinois U.S.A.
  • 3127010476 | +1 312-701-0476 Illinois U.S.A.
  • 3127010477 | +1 312-701-0477 Illinois U.S.A.
  • 3127010478 | +1 312-701-0478 Illinois U.S.A.
  • 3127010479 | +1 312-701-0479 Illinois U.S.A.
  • 3127010480 | +1 312-701-0480 Illinois U.S.A.
  • 3127010481 | +1 312-701-0481 Illinois U.S.A.
  • 3127010482 | +1 312-701-0482 Illinois U.S.A.
  • 3127010483 | +1 312-701-0483 Illinois U.S.A.
  • 3127010484 | +1 312-701-0484 Illinois U.S.A.
  • 3127010485 | +1 312-701-0485 Illinois U.S.A.
  • 3127010486 | +1 312-701-0486 Illinois U.S.A.
  • 3127010487 | +1 312-701-0487 Illinois U.S.A.
  • 3127010488 | +1 312-701-0488 Illinois U.S.A.
  • 3127010489 | +1 312-701-0489 Illinois U.S.A.
  • 3127010490 | +1 312-701-0490 Illinois U.S.A.
  • 3127010491 | +1 312-701-0491 Illinois U.S.A.
  • 3127010492 | +1 312-701-0492 Illinois U.S.A.
  • 3127010493 | +1 312-701-0493 Illinois U.S.A.
  • 3127010494 | +1 312-701-0494 Illinois U.S.A.
  • 3127010495 | +1 312-701-0495 Illinois U.S.A.
  • 3127010496 | +1 312-701-0496 Illinois U.S.A.
  • 3127010497 | +1 312-701-0497 Illinois U.S.A.
  • 3127010498 | +1 312-701-0498 Illinois U.S.A.
  • 3127010499 | +1 312-701-0499 Illinois U.S.A.