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).

  • 3129923400 | +1 312-992-3400 Illinois U.S.A.
  • 3129923401 | +1 312-992-3401 Illinois U.S.A.
  • 3129923402 | +1 312-992-3402 Illinois U.S.A.
  • 3129923403 | +1 312-992-3403 Illinois U.S.A.
  • 3129923404 | +1 312-992-3404 Illinois U.S.A.
  • 3129923405 | +1 312-992-3405 Illinois U.S.A.
  • 3129923406 | +1 312-992-3406 Illinois U.S.A.
  • 3129923407 | +1 312-992-3407 Illinois U.S.A.
  • 3129923408 | +1 312-992-3408 Illinois U.S.A.
  • 3129923409 | +1 312-992-3409 Illinois U.S.A.
  • 3129923410 | +1 312-992-3410 Illinois U.S.A.
  • 3129923411 | +1 312-992-3411 Illinois U.S.A.
  • 3129923412 | +1 312-992-3412 Illinois U.S.A.
  • 3129923413 | +1 312-992-3413 Illinois U.S.A.
  • 3129923414 | +1 312-992-3414 Illinois U.S.A.
  • 3129923415 | +1 312-992-3415 Illinois U.S.A.
  • 3129923416 | +1 312-992-3416 Illinois U.S.A.
  • 3129923417 | +1 312-992-3417 Illinois U.S.A.
  • 3129923418 | +1 312-992-3418 Illinois U.S.A.
  • 3129923419 | +1 312-992-3419 Illinois U.S.A.
  • 3129923420 | +1 312-992-3420 Illinois U.S.A.
  • 3129923421 | +1 312-992-3421 Illinois U.S.A.
  • 3129923422 | +1 312-992-3422 Illinois U.S.A.
  • 3129923423 | +1 312-992-3423 Illinois U.S.A.
  • 3129923424 | +1 312-992-3424 Illinois U.S.A.
  • 3129923425 | +1 312-992-3425 Illinois U.S.A.
  • 3129923426 | +1 312-992-3426 Illinois U.S.A.
  • 3129923427 | +1 312-992-3427 Illinois U.S.A.
  • 3129923428 | +1 312-992-3428 Illinois U.S.A.
  • 3129923429 | +1 312-992-3429 Illinois U.S.A.
  • 3129923430 | +1 312-992-3430 Illinois U.S.A.
  • 3129923431 | +1 312-992-3431 Illinois U.S.A.
  • 3129923432 | +1 312-992-3432 Illinois U.S.A.
  • 3129923433 | +1 312-992-3433 Illinois U.S.A.
  • 3129923434 | +1 312-992-3434 Illinois U.S.A.
  • 3129923435 | +1 312-992-3435 Illinois U.S.A.
  • 3129923436 | +1 312-992-3436 Illinois U.S.A.
  • 3129923437 | +1 312-992-3437 Illinois U.S.A.
  • 3129923438 | +1 312-992-3438 Illinois U.S.A.
  • 3129923439 | +1 312-992-3439 Illinois U.S.A.
  • 3129923440 | +1 312-992-3440 Illinois U.S.A.
  • 3129923441 | +1 312-992-3441 Illinois U.S.A.
  • 3129923442 | +1 312-992-3442 Illinois U.S.A.
  • 3129923443 | +1 312-992-3443 Illinois U.S.A.
  • 3129923444 | +1 312-992-3444 Illinois U.S.A.
  • 3129923445 | +1 312-992-3445 Illinois U.S.A.
  • 3129923446 | +1 312-992-3446 Illinois U.S.A.
  • 3129923447 | +1 312-992-3447 Illinois U.S.A.
  • 3129923448 | +1 312-992-3448 Illinois U.S.A.
  • 3129923449 | +1 312-992-3449 Illinois U.S.A.
  • 3129923450 | +1 312-992-3450 Illinois U.S.A.
  • 3129923451 | +1 312-992-3451 Illinois U.S.A.
  • 3129923452 | +1 312-992-3452 Illinois U.S.A.
  • 3129923453 | +1 312-992-3453 Illinois U.S.A.
  • 3129923454 | +1 312-992-3454 Illinois U.S.A.
  • 3129923455 | +1 312-992-3455 Illinois U.S.A.
  • 3129923456 | +1 312-992-3456 Illinois U.S.A.
  • 3129923457 | +1 312-992-3457 Illinois U.S.A.
  • 3129923458 | +1 312-992-3458 Illinois U.S.A.
  • 3129923459 | +1 312-992-3459 Illinois U.S.A.
  • 3129923460 | +1 312-992-3460 Illinois U.S.A.
  • 3129923461 | +1 312-992-3461 Illinois U.S.A.
  • 3129923462 | +1 312-992-3462 Illinois U.S.A.
  • 3129923463 | +1 312-992-3463 Illinois U.S.A.
  • 3129923464 | +1 312-992-3464 Illinois U.S.A.
  • 3129923465 | +1 312-992-3465 Illinois U.S.A.
  • 3129923466 | +1 312-992-3466 Illinois U.S.A.
  • 3129923467 | +1 312-992-3467 Illinois U.S.A.
  • 3129923468 | +1 312-992-3468 Illinois U.S.A.
  • 3129923469 | +1 312-992-3469 Illinois U.S.A.
  • 3129923470 | +1 312-992-3470 Illinois U.S.A.
  • 3129923471 | +1 312-992-3471 Illinois U.S.A.
  • 3129923472 | +1 312-992-3472 Illinois U.S.A.
  • 3129923473 | +1 312-992-3473 Illinois U.S.A.
  • 3129923474 | +1 312-992-3474 Illinois U.S.A.
  • 3129923475 | +1 312-992-3475 Illinois U.S.A.
  • 3129923476 | +1 312-992-3476 Illinois U.S.A.
  • 3129923477 | +1 312-992-3477 Illinois U.S.A.
  • 3129923478 | +1 312-992-3478 Illinois U.S.A.
  • 3129923479 | +1 312-992-3479 Illinois U.S.A.
  • 3129923480 | +1 312-992-3480 Illinois U.S.A.
  • 3129923481 | +1 312-992-3481 Illinois U.S.A.
  • 3129923482 | +1 312-992-3482 Illinois U.S.A.
  • 3129923483 | +1 312-992-3483 Illinois U.S.A.
  • 3129923484 | +1 312-992-3484 Illinois U.S.A.
  • 3129923485 | +1 312-992-3485 Illinois U.S.A.
  • 3129923486 | +1 312-992-3486 Illinois U.S.A.
  • 3129923487 | +1 312-992-3487 Illinois U.S.A.
  • 3129923488 | +1 312-992-3488 Illinois U.S.A.
  • 3129923489 | +1 312-992-3489 Illinois U.S.A.
  • 3129923490 | +1 312-992-3490 Illinois U.S.A.
  • 3129923491 | +1 312-992-3491 Illinois U.S.A.
  • 3129923492 | +1 312-992-3492 Illinois U.S.A.
  • 3129923493 | +1 312-992-3493 Illinois U.S.A.
  • 3129923494 | +1 312-992-3494 Illinois U.S.A.
  • 3129923495 | +1 312-992-3495 Illinois U.S.A.
  • 3129923496 | +1 312-992-3496 Illinois U.S.A.
  • 3129923497 | +1 312-992-3497 Illinois U.S.A.
  • 3129923498 | +1 312-992-3498 Illinois U.S.A.
  • 3129923499 | +1 312-992-3499 Illinois U.S.A.