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).

  • 3122980400 | +1 312-298-0400 Illinois U.S.A.
  • 3122980401 | +1 312-298-0401 Illinois U.S.A.
  • 3122980402 | +1 312-298-0402 Illinois U.S.A.
  • 3122980403 | +1 312-298-0403 Illinois U.S.A.
  • 3122980404 | +1 312-298-0404 Illinois U.S.A.
  • 3122980405 | +1 312-298-0405 Illinois U.S.A.
  • 3122980406 | +1 312-298-0406 Illinois U.S.A.
  • 3122980407 | +1 312-298-0407 Illinois U.S.A.
  • 3122980408 | +1 312-298-0408 Illinois U.S.A.
  • 3122980409 | +1 312-298-0409 Illinois U.S.A.
  • 3122980410 | +1 312-298-0410 Illinois U.S.A.
  • 3122980411 | +1 312-298-0411 Illinois U.S.A.
  • 3122980412 | +1 312-298-0412 Illinois U.S.A.
  • 3122980413 | +1 312-298-0413 Illinois U.S.A.
  • 3122980414 | +1 312-298-0414 Illinois U.S.A.
  • 3122980415 | +1 312-298-0415 Illinois U.S.A.
  • 3122980416 | +1 312-298-0416 Illinois U.S.A.
  • 3122980417 | +1 312-298-0417 Illinois U.S.A.
  • 3122980418 | +1 312-298-0418 Illinois U.S.A.
  • 3122980419 | +1 312-298-0419 Illinois U.S.A.
  • 3122980420 | +1 312-298-0420 Illinois U.S.A.
  • 3122980421 | +1 312-298-0421 Illinois U.S.A.
  • 3122980422 | +1 312-298-0422 Illinois U.S.A.
  • 3122980423 | +1 312-298-0423 Illinois U.S.A.
  • 3122980424 | +1 312-298-0424 Illinois U.S.A.
  • 3122980425 | +1 312-298-0425 Illinois U.S.A.
  • 3122980426 | +1 312-298-0426 Illinois U.S.A.
  • 3122980427 | +1 312-298-0427 Illinois U.S.A.
  • 3122980428 | +1 312-298-0428 Illinois U.S.A.
  • 3122980429 | +1 312-298-0429 Illinois U.S.A.
  • 3122980430 | +1 312-298-0430 Illinois U.S.A.
  • 3122980431 | +1 312-298-0431 Illinois U.S.A.
  • 3122980432 | +1 312-298-0432 Illinois U.S.A.
  • 3122980433 | +1 312-298-0433 Illinois U.S.A.
  • 3122980434 | +1 312-298-0434 Illinois U.S.A.
  • 3122980435 | +1 312-298-0435 Illinois U.S.A.
  • 3122980436 | +1 312-298-0436 Illinois U.S.A.
  • 3122980437 | +1 312-298-0437 Illinois U.S.A.
  • 3122980438 | +1 312-298-0438 Illinois U.S.A.
  • 3122980439 | +1 312-298-0439 Illinois U.S.A.
  • 3122980440 | +1 312-298-0440 Illinois U.S.A.
  • 3122980441 | +1 312-298-0441 Illinois U.S.A.
  • 3122980442 | +1 312-298-0442 Illinois U.S.A.
  • 3122980443 | +1 312-298-0443 Illinois U.S.A.
  • 3122980444 | +1 312-298-0444 Illinois U.S.A.
  • 3122980445 | +1 312-298-0445 Illinois U.S.A.
  • 3122980446 | +1 312-298-0446 Illinois U.S.A.
  • 3122980447 | +1 312-298-0447 Illinois U.S.A.
  • 3122980448 | +1 312-298-0448 Illinois U.S.A.
  • 3122980449 | +1 312-298-0449 Illinois U.S.A.
  • 3122980450 | +1 312-298-0450 Illinois U.S.A.
  • 3122980451 | +1 312-298-0451 Illinois U.S.A.
  • 3122980452 | +1 312-298-0452 Illinois U.S.A.
  • 3122980453 | +1 312-298-0453 Illinois U.S.A.
  • 3122980454 | +1 312-298-0454 Illinois U.S.A.
  • 3122980455 | +1 312-298-0455 Illinois U.S.A.
  • 3122980456 | +1 312-298-0456 Illinois U.S.A.
  • 3122980457 | +1 312-298-0457 Illinois U.S.A.
  • 3122980458 | +1 312-298-0458 Illinois U.S.A.
  • 3122980459 | +1 312-298-0459 Illinois U.S.A.
  • 3122980460 | +1 312-298-0460 Illinois U.S.A.
  • 3122980461 | +1 312-298-0461 Illinois U.S.A.
  • 3122980462 | +1 312-298-0462 Illinois U.S.A.
  • 3122980463 | +1 312-298-0463 Illinois U.S.A.
  • 3122980464 | +1 312-298-0464 Illinois U.S.A.
  • 3122980465 | +1 312-298-0465 Illinois U.S.A.
  • 3122980466 | +1 312-298-0466 Illinois U.S.A.
  • 3122980467 | +1 312-298-0467 Illinois U.S.A.
  • 3122980468 | +1 312-298-0468 Illinois U.S.A.
  • 3122980469 | +1 312-298-0469 Illinois U.S.A.
  • 3122980470 | +1 312-298-0470 Illinois U.S.A.
  • 3122980471 | +1 312-298-0471 Illinois U.S.A.
  • 3122980472 | +1 312-298-0472 Illinois U.S.A.
  • 3122980473 | +1 312-298-0473 Illinois U.S.A.
  • 3122980474 | +1 312-298-0474 Illinois U.S.A.
  • 3122980475 | +1 312-298-0475 Illinois U.S.A.
  • 3122980476 | +1 312-298-0476 Illinois U.S.A.
  • 3122980477 | +1 312-298-0477 Illinois U.S.A.
  • 3122980478 | +1 312-298-0478 Illinois U.S.A.
  • 3122980479 | +1 312-298-0479 Illinois U.S.A.
  • 3122980480 | +1 312-298-0480 Illinois U.S.A.
  • 3122980481 | +1 312-298-0481 Illinois U.S.A.
  • 3122980482 | +1 312-298-0482 Illinois U.S.A.
  • 3122980483 | +1 312-298-0483 Illinois U.S.A.
  • 3122980484 | +1 312-298-0484 Illinois U.S.A.
  • 3122980485 | +1 312-298-0485 Illinois U.S.A.
  • 3122980486 | +1 312-298-0486 Illinois U.S.A.
  • 3122980487 | +1 312-298-0487 Illinois U.S.A.
  • 3122980488 | +1 312-298-0488 Illinois U.S.A.
  • 3122980489 | +1 312-298-0489 Illinois U.S.A.
  • 3122980490 | +1 312-298-0490 Illinois U.S.A.
  • 3122980491 | +1 312-298-0491 Illinois U.S.A.
  • 3122980492 | +1 312-298-0492 Illinois U.S.A.
  • 3122980493 | +1 312-298-0493 Illinois U.S.A.
  • 3122980494 | +1 312-298-0494 Illinois U.S.A.
  • 3122980495 | +1 312-298-0495 Illinois U.S.A.
  • 3122980496 | +1 312-298-0496 Illinois U.S.A.
  • 3122980497 | +1 312-298-0497 Illinois U.S.A.
  • 3122980498 | +1 312-298-0498 Illinois U.S.A.
  • 3122980499 | +1 312-298-0499 Illinois U.S.A.