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).

  • 3124743400 | +1 312-474-3400 Illinois U.S.A.
  • 3124743401 | +1 312-474-3401 Illinois U.S.A.
  • 3124743402 | +1 312-474-3402 Illinois U.S.A.
  • 3124743403 | +1 312-474-3403 Illinois U.S.A.
  • 3124743404 | +1 312-474-3404 Illinois U.S.A.
  • 3124743405 | +1 312-474-3405 Illinois U.S.A.
  • 3124743406 | +1 312-474-3406 Illinois U.S.A.
  • 3124743407 | +1 312-474-3407 Illinois U.S.A.
  • 3124743408 | +1 312-474-3408 Illinois U.S.A.
  • 3124743409 | +1 312-474-3409 Illinois U.S.A.
  • 3124743410 | +1 312-474-3410 Illinois U.S.A.
  • 3124743411 | +1 312-474-3411 Illinois U.S.A.
  • 3124743412 | +1 312-474-3412 Illinois U.S.A.
  • 3124743413 | +1 312-474-3413 Illinois U.S.A.
  • 3124743414 | +1 312-474-3414 Illinois U.S.A.
  • 3124743415 | +1 312-474-3415 Illinois U.S.A.
  • 3124743416 | +1 312-474-3416 Illinois U.S.A.
  • 3124743417 | +1 312-474-3417 Illinois U.S.A.
  • 3124743418 | +1 312-474-3418 Illinois U.S.A.
  • 3124743419 | +1 312-474-3419 Illinois U.S.A.
  • 3124743420 | +1 312-474-3420 Illinois U.S.A.
  • 3124743421 | +1 312-474-3421 Illinois U.S.A.
  • 3124743422 | +1 312-474-3422 Illinois U.S.A.
  • 3124743423 | +1 312-474-3423 Illinois U.S.A.
  • 3124743424 | +1 312-474-3424 Illinois U.S.A.
  • 3124743425 | +1 312-474-3425 Illinois U.S.A.
  • 3124743426 | +1 312-474-3426 Illinois U.S.A.
  • 3124743427 | +1 312-474-3427 Illinois U.S.A.
  • 3124743428 | +1 312-474-3428 Illinois U.S.A.
  • 3124743429 | +1 312-474-3429 Illinois U.S.A.
  • 3124743430 | +1 312-474-3430 Illinois U.S.A.
  • 3124743431 | +1 312-474-3431 Illinois U.S.A.
  • 3124743432 | +1 312-474-3432 Illinois U.S.A.
  • 3124743433 | +1 312-474-3433 Illinois U.S.A.
  • 3124743434 | +1 312-474-3434 Illinois U.S.A.
  • 3124743435 | +1 312-474-3435 Illinois U.S.A.
  • 3124743436 | +1 312-474-3436 Illinois U.S.A.
  • 3124743437 | +1 312-474-3437 Illinois U.S.A.
  • 3124743438 | +1 312-474-3438 Illinois U.S.A.
  • 3124743439 | +1 312-474-3439 Illinois U.S.A.
  • 3124743440 | +1 312-474-3440 Illinois U.S.A.
  • 3124743441 | +1 312-474-3441 Illinois U.S.A.
  • 3124743442 | +1 312-474-3442 Illinois U.S.A.
  • 3124743443 | +1 312-474-3443 Illinois U.S.A.
  • 3124743444 | +1 312-474-3444 Illinois U.S.A.
  • 3124743445 | +1 312-474-3445 Illinois U.S.A.
  • 3124743446 | +1 312-474-3446 Illinois U.S.A.
  • 3124743447 | +1 312-474-3447 Illinois U.S.A.
  • 3124743448 | +1 312-474-3448 Illinois U.S.A.
  • 3124743449 | +1 312-474-3449 Illinois U.S.A.
  • 3124743450 | +1 312-474-3450 Illinois U.S.A.
  • 3124743451 | +1 312-474-3451 Illinois U.S.A.
  • 3124743452 | +1 312-474-3452 Illinois U.S.A.
  • 3124743453 | +1 312-474-3453 Illinois U.S.A.
  • 3124743454 | +1 312-474-3454 Illinois U.S.A.
  • 3124743455 | +1 312-474-3455 Illinois U.S.A.
  • 3124743456 | +1 312-474-3456 Illinois U.S.A.
  • 3124743457 | +1 312-474-3457 Illinois U.S.A.
  • 3124743458 | +1 312-474-3458 Illinois U.S.A.
  • 3124743459 | +1 312-474-3459 Illinois U.S.A.
  • 3124743460 | +1 312-474-3460 Illinois U.S.A.
  • 3124743461 | +1 312-474-3461 Illinois U.S.A.
  • 3124743462 | +1 312-474-3462 Illinois U.S.A.
  • 3124743463 | +1 312-474-3463 Illinois U.S.A.
  • 3124743464 | +1 312-474-3464 Illinois U.S.A.
  • 3124743465 | +1 312-474-3465 Illinois U.S.A.
  • 3124743466 | +1 312-474-3466 Illinois U.S.A.
  • 3124743467 | +1 312-474-3467 Illinois U.S.A.
  • 3124743468 | +1 312-474-3468 Illinois U.S.A.
  • 3124743469 | +1 312-474-3469 Illinois U.S.A.
  • 3124743470 | +1 312-474-3470 Illinois U.S.A.
  • 3124743471 | +1 312-474-3471 Illinois U.S.A.
  • 3124743472 | +1 312-474-3472 Illinois U.S.A.
  • 3124743473 | +1 312-474-3473 Illinois U.S.A.
  • 3124743474 | +1 312-474-3474 Illinois U.S.A.
  • 3124743475 | +1 312-474-3475 Illinois U.S.A.
  • 3124743476 | +1 312-474-3476 Illinois U.S.A.
  • 3124743477 | +1 312-474-3477 Illinois U.S.A.
  • 3124743478 | +1 312-474-3478 Illinois U.S.A.
  • 3124743479 | +1 312-474-3479 Illinois U.S.A.
  • 3124743480 | +1 312-474-3480 Illinois U.S.A.
  • 3124743481 | +1 312-474-3481 Illinois U.S.A.
  • 3124743482 | +1 312-474-3482 Illinois U.S.A.
  • 3124743483 | +1 312-474-3483 Illinois U.S.A.
  • 3124743484 | +1 312-474-3484 Illinois U.S.A.
  • 3124743485 | +1 312-474-3485 Illinois U.S.A.
  • 3124743486 | +1 312-474-3486 Illinois U.S.A.
  • 3124743487 | +1 312-474-3487 Illinois U.S.A.
  • 3124743488 | +1 312-474-3488 Illinois U.S.A.
  • 3124743489 | +1 312-474-3489 Illinois U.S.A.
  • 3124743490 | +1 312-474-3490 Illinois U.S.A.
  • 3124743491 | +1 312-474-3491 Illinois U.S.A.
  • 3124743492 | +1 312-474-3492 Illinois U.S.A.
  • 3124743493 | +1 312-474-3493 Illinois U.S.A.
  • 3124743494 | +1 312-474-3494 Illinois U.S.A.
  • 3124743495 | +1 312-474-3495 Illinois U.S.A.
  • 3124743496 | +1 312-474-3496 Illinois U.S.A.
  • 3124743497 | +1 312-474-3497 Illinois U.S.A.
  • 3124743498 | +1 312-474-3498 Illinois U.S.A.
  • 3124743499 | +1 312-474-3499 Illinois U.S.A.