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).

  • 3122443400 | +1 312-244-3400 Illinois U.S.A.
  • 3122443401 | +1 312-244-3401 Illinois U.S.A.
  • 3122443402 | +1 312-244-3402 Illinois U.S.A.
  • 3122443403 | +1 312-244-3403 Illinois U.S.A.
  • 3122443404 | +1 312-244-3404 Illinois U.S.A.
  • 3122443405 | +1 312-244-3405 Illinois U.S.A.
  • 3122443406 | +1 312-244-3406 Illinois U.S.A.
  • 3122443407 | +1 312-244-3407 Illinois U.S.A.
  • 3122443408 | +1 312-244-3408 Illinois U.S.A.
  • 3122443409 | +1 312-244-3409 Illinois U.S.A.
  • 3122443410 | +1 312-244-3410 Illinois U.S.A.
  • 3122443411 | +1 312-244-3411 Illinois U.S.A.
  • 3122443412 | +1 312-244-3412 Illinois U.S.A.
  • 3122443413 | +1 312-244-3413 Illinois U.S.A.
  • 3122443414 | +1 312-244-3414 Illinois U.S.A.
  • 3122443415 | +1 312-244-3415 Illinois U.S.A.
  • 3122443416 | +1 312-244-3416 Illinois U.S.A.
  • 3122443417 | +1 312-244-3417 Illinois U.S.A.
  • 3122443418 | +1 312-244-3418 Illinois U.S.A.
  • 3122443419 | +1 312-244-3419 Illinois U.S.A.
  • 3122443420 | +1 312-244-3420 Illinois U.S.A.
  • 3122443421 | +1 312-244-3421 Illinois U.S.A.
  • 3122443422 | +1 312-244-3422 Illinois U.S.A.
  • 3122443423 | +1 312-244-3423 Illinois U.S.A.
  • 3122443424 | +1 312-244-3424 Illinois U.S.A.
  • 3122443425 | +1 312-244-3425 Illinois U.S.A.
  • 3122443426 | +1 312-244-3426 Illinois U.S.A.
  • 3122443427 | +1 312-244-3427 Illinois U.S.A.
  • 3122443428 | +1 312-244-3428 Illinois U.S.A.
  • 3122443429 | +1 312-244-3429 Illinois U.S.A.
  • 3122443430 | +1 312-244-3430 Illinois U.S.A.
  • 3122443431 | +1 312-244-3431 Illinois U.S.A.
  • 3122443432 | +1 312-244-3432 Illinois U.S.A.
  • 3122443433 | +1 312-244-3433 Illinois U.S.A.
  • 3122443434 | +1 312-244-3434 Illinois U.S.A.
  • 3122443435 | +1 312-244-3435 Illinois U.S.A.
  • 3122443436 | +1 312-244-3436 Illinois U.S.A.
  • 3122443437 | +1 312-244-3437 Illinois U.S.A.
  • 3122443438 | +1 312-244-3438 Illinois U.S.A.
  • 3122443439 | +1 312-244-3439 Illinois U.S.A.
  • 3122443440 | +1 312-244-3440 Illinois U.S.A.
  • 3122443441 | +1 312-244-3441 Illinois U.S.A.
  • 3122443442 | +1 312-244-3442 Illinois U.S.A.
  • 3122443443 | +1 312-244-3443 Illinois U.S.A.
  • 3122443444 | +1 312-244-3444 Illinois U.S.A.
  • 3122443445 | +1 312-244-3445 Illinois U.S.A.
  • 3122443446 | +1 312-244-3446 Illinois U.S.A.
  • 3122443447 | +1 312-244-3447 Illinois U.S.A.
  • 3122443448 | +1 312-244-3448 Illinois U.S.A.
  • 3122443449 | +1 312-244-3449 Illinois U.S.A.
  • 3122443450 | +1 312-244-3450 Illinois U.S.A.
  • 3122443451 | +1 312-244-3451 Illinois U.S.A.
  • 3122443452 | +1 312-244-3452 Illinois U.S.A.
  • 3122443453 | +1 312-244-3453 Illinois U.S.A.
  • 3122443454 | +1 312-244-3454 Illinois U.S.A.
  • 3122443455 | +1 312-244-3455 Illinois U.S.A.
  • 3122443456 | +1 312-244-3456 Illinois U.S.A.
  • 3122443457 | +1 312-244-3457 Illinois U.S.A.
  • 3122443458 | +1 312-244-3458 Illinois U.S.A.
  • 3122443459 | +1 312-244-3459 Illinois U.S.A.
  • 3122443460 | +1 312-244-3460 Illinois U.S.A.
  • 3122443461 | +1 312-244-3461 Illinois U.S.A.
  • 3122443462 | +1 312-244-3462 Illinois U.S.A.
  • 3122443463 | +1 312-244-3463 Illinois U.S.A.
  • 3122443464 | +1 312-244-3464 Illinois U.S.A.
  • 3122443465 | +1 312-244-3465 Illinois U.S.A.
  • 3122443466 | +1 312-244-3466 Illinois U.S.A.
  • 3122443467 | +1 312-244-3467 Illinois U.S.A.
  • 3122443468 | +1 312-244-3468 Illinois U.S.A.
  • 3122443469 | +1 312-244-3469 Illinois U.S.A.
  • 3122443470 | +1 312-244-3470 Illinois U.S.A.
  • 3122443471 | +1 312-244-3471 Illinois U.S.A.
  • 3122443472 | +1 312-244-3472 Illinois U.S.A.
  • 3122443473 | +1 312-244-3473 Illinois U.S.A.
  • 3122443474 | +1 312-244-3474 Illinois U.S.A.
  • 3122443475 | +1 312-244-3475 Illinois U.S.A.
  • 3122443476 | +1 312-244-3476 Illinois U.S.A.
  • 3122443477 | +1 312-244-3477 Illinois U.S.A.
  • 3122443478 | +1 312-244-3478 Illinois U.S.A.
  • 3122443479 | +1 312-244-3479 Illinois U.S.A.
  • 3122443480 | +1 312-244-3480 Illinois U.S.A.
  • 3122443481 | +1 312-244-3481 Illinois U.S.A.
  • 3122443482 | +1 312-244-3482 Illinois U.S.A.
  • 3122443483 | +1 312-244-3483 Illinois U.S.A.
  • 3122443484 | +1 312-244-3484 Illinois U.S.A.
  • 3122443485 | +1 312-244-3485 Illinois U.S.A.
  • 3122443486 | +1 312-244-3486 Illinois U.S.A.
  • 3122443487 | +1 312-244-3487 Illinois U.S.A.
  • 3122443488 | +1 312-244-3488 Illinois U.S.A.
  • 3122443489 | +1 312-244-3489 Illinois U.S.A.
  • 3122443490 | +1 312-244-3490 Illinois U.S.A.
  • 3122443491 | +1 312-244-3491 Illinois U.S.A.
  • 3122443492 | +1 312-244-3492 Illinois U.S.A.
  • 3122443493 | +1 312-244-3493 Illinois U.S.A.
  • 3122443494 | +1 312-244-3494 Illinois U.S.A.
  • 3122443495 | +1 312-244-3495 Illinois U.S.A.
  • 3122443496 | +1 312-244-3496 Illinois U.S.A.
  • 3122443497 | +1 312-244-3497 Illinois U.S.A.
  • 3122443498 | +1 312-244-3498 Illinois U.S.A.
  • 3122443499 | +1 312-244-3499 Illinois U.S.A.