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).

  • 3124723400 | +1 312-472-3400 Illinois U.S.A.
  • 3124723401 | +1 312-472-3401 Illinois U.S.A.
  • 3124723402 | +1 312-472-3402 Illinois U.S.A.
  • 3124723403 | +1 312-472-3403 Illinois U.S.A.
  • 3124723404 | +1 312-472-3404 Illinois U.S.A.
  • 3124723405 | +1 312-472-3405 Illinois U.S.A.
  • 3124723406 | +1 312-472-3406 Illinois U.S.A.
  • 3124723407 | +1 312-472-3407 Illinois U.S.A.
  • 3124723408 | +1 312-472-3408 Illinois U.S.A.
  • 3124723409 | +1 312-472-3409 Illinois U.S.A.
  • 3124723410 | +1 312-472-3410 Illinois U.S.A.
  • 3124723411 | +1 312-472-3411 Illinois U.S.A.
  • 3124723412 | +1 312-472-3412 Illinois U.S.A.
  • 3124723413 | +1 312-472-3413 Illinois U.S.A.
  • 3124723414 | +1 312-472-3414 Illinois U.S.A.
  • 3124723415 | +1 312-472-3415 Illinois U.S.A.
  • 3124723416 | +1 312-472-3416 Illinois U.S.A.
  • 3124723417 | +1 312-472-3417 Illinois U.S.A.
  • 3124723418 | +1 312-472-3418 Illinois U.S.A.
  • 3124723419 | +1 312-472-3419 Illinois U.S.A.
  • 3124723420 | +1 312-472-3420 Illinois U.S.A.
  • 3124723421 | +1 312-472-3421 Illinois U.S.A.
  • 3124723422 | +1 312-472-3422 Illinois U.S.A.
  • 3124723423 | +1 312-472-3423 Illinois U.S.A.
  • 3124723424 | +1 312-472-3424 Illinois U.S.A.
  • 3124723425 | +1 312-472-3425 Illinois U.S.A.
  • 3124723426 | +1 312-472-3426 Illinois U.S.A.
  • 3124723427 | +1 312-472-3427 Illinois U.S.A.
  • 3124723428 | +1 312-472-3428 Illinois U.S.A.
  • 3124723429 | +1 312-472-3429 Illinois U.S.A.
  • 3124723430 | +1 312-472-3430 Illinois U.S.A.
  • 3124723431 | +1 312-472-3431 Illinois U.S.A.
  • 3124723432 | +1 312-472-3432 Illinois U.S.A.
  • 3124723433 | +1 312-472-3433 Illinois U.S.A.
  • 3124723434 | +1 312-472-3434 Illinois U.S.A.
  • 3124723435 | +1 312-472-3435 Illinois U.S.A.
  • 3124723436 | +1 312-472-3436 Illinois U.S.A.
  • 3124723437 | +1 312-472-3437 Illinois U.S.A.
  • 3124723438 | +1 312-472-3438 Illinois U.S.A.
  • 3124723439 | +1 312-472-3439 Illinois U.S.A.
  • 3124723440 | +1 312-472-3440 Illinois U.S.A.
  • 3124723441 | +1 312-472-3441 Illinois U.S.A.
  • 3124723442 | +1 312-472-3442 Illinois U.S.A.
  • 3124723443 | +1 312-472-3443 Illinois U.S.A.
  • 3124723444 | +1 312-472-3444 Illinois U.S.A.
  • 3124723445 | +1 312-472-3445 Illinois U.S.A.
  • 3124723446 | +1 312-472-3446 Illinois U.S.A.
  • 3124723447 | +1 312-472-3447 Illinois U.S.A.
  • 3124723448 | +1 312-472-3448 Illinois U.S.A.
  • 3124723449 | +1 312-472-3449 Illinois U.S.A.
  • 3124723450 | +1 312-472-3450 Illinois U.S.A.
  • 3124723451 | +1 312-472-3451 Illinois U.S.A.
  • 3124723452 | +1 312-472-3452 Illinois U.S.A.
  • 3124723453 | +1 312-472-3453 Illinois U.S.A.
  • 3124723454 | +1 312-472-3454 Illinois U.S.A.
  • 3124723455 | +1 312-472-3455 Illinois U.S.A.
  • 3124723456 | +1 312-472-3456 Illinois U.S.A.
  • 3124723457 | +1 312-472-3457 Illinois U.S.A.
  • 3124723458 | +1 312-472-3458 Illinois U.S.A.
  • 3124723459 | +1 312-472-3459 Illinois U.S.A.
  • 3124723460 | +1 312-472-3460 Illinois U.S.A.
  • 3124723461 | +1 312-472-3461 Illinois U.S.A.
  • 3124723462 | +1 312-472-3462 Illinois U.S.A.
  • 3124723463 | +1 312-472-3463 Illinois U.S.A.
  • 3124723464 | +1 312-472-3464 Illinois U.S.A.
  • 3124723465 | +1 312-472-3465 Illinois U.S.A.
  • 3124723466 | +1 312-472-3466 Illinois U.S.A.
  • 3124723467 | +1 312-472-3467 Illinois U.S.A.
  • 3124723468 | +1 312-472-3468 Illinois U.S.A.
  • 3124723469 | +1 312-472-3469 Illinois U.S.A.
  • 3124723470 | +1 312-472-3470 Illinois U.S.A.
  • 3124723471 | +1 312-472-3471 Illinois U.S.A.
  • 3124723472 | +1 312-472-3472 Illinois U.S.A.
  • 3124723473 | +1 312-472-3473 Illinois U.S.A.
  • 3124723474 | +1 312-472-3474 Illinois U.S.A.
  • 3124723475 | +1 312-472-3475 Illinois U.S.A.
  • 3124723476 | +1 312-472-3476 Illinois U.S.A.
  • 3124723477 | +1 312-472-3477 Illinois U.S.A.
  • 3124723478 | +1 312-472-3478 Illinois U.S.A.
  • 3124723479 | +1 312-472-3479 Illinois U.S.A.
  • 3124723480 | +1 312-472-3480 Illinois U.S.A.
  • 3124723481 | +1 312-472-3481 Illinois U.S.A.
  • 3124723482 | +1 312-472-3482 Illinois U.S.A.
  • 3124723483 | +1 312-472-3483 Illinois U.S.A.
  • 3124723484 | +1 312-472-3484 Illinois U.S.A.
  • 3124723485 | +1 312-472-3485 Illinois U.S.A.
  • 3124723486 | +1 312-472-3486 Illinois U.S.A.
  • 3124723487 | +1 312-472-3487 Illinois U.S.A.
  • 3124723488 | +1 312-472-3488 Illinois U.S.A.
  • 3124723489 | +1 312-472-3489 Illinois U.S.A.
  • 3124723490 | +1 312-472-3490 Illinois U.S.A.
  • 3124723491 | +1 312-472-3491 Illinois U.S.A.
  • 3124723492 | +1 312-472-3492 Illinois U.S.A.
  • 3124723493 | +1 312-472-3493 Illinois U.S.A.
  • 3124723494 | +1 312-472-3494 Illinois U.S.A.
  • 3124723495 | +1 312-472-3495 Illinois U.S.A.
  • 3124723496 | +1 312-472-3496 Illinois U.S.A.
  • 3124723497 | +1 312-472-3497 Illinois U.S.A.
  • 3124723498 | +1 312-472-3498 Illinois U.S.A.
  • 3124723499 | +1 312-472-3499 Illinois U.S.A.