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).

  • 3124277400 | +1 312-427-7400 Illinois U.S.A.
  • 3124277401 | +1 312-427-7401 Illinois U.S.A.
  • 3124277402 | +1 312-427-7402 Illinois U.S.A.
  • 3124277403 | +1 312-427-7403 Illinois U.S.A.
  • 3124277404 | +1 312-427-7404 Illinois U.S.A.
  • 3124277405 | +1 312-427-7405 Illinois U.S.A.
  • 3124277406 | +1 312-427-7406 Illinois U.S.A.
  • 3124277407 | +1 312-427-7407 Illinois U.S.A.
  • 3124277408 | +1 312-427-7408 Illinois U.S.A.
  • 3124277409 | +1 312-427-7409 Illinois U.S.A.
  • 3124277410 | +1 312-427-7410 Illinois U.S.A.
  • 3124277411 | +1 312-427-7411 Illinois U.S.A.
  • 3124277412 | +1 312-427-7412 Illinois U.S.A.
  • 3124277413 | +1 312-427-7413 Illinois U.S.A.
  • 3124277414 | +1 312-427-7414 Illinois U.S.A.
  • 3124277415 | +1 312-427-7415 Illinois U.S.A.
  • 3124277416 | +1 312-427-7416 Illinois U.S.A.
  • 3124277417 | +1 312-427-7417 Illinois U.S.A.
  • 3124277418 | +1 312-427-7418 Illinois U.S.A.
  • 3124277419 | +1 312-427-7419 Illinois U.S.A.
  • 3124277420 | +1 312-427-7420 Illinois U.S.A.
  • 3124277421 | +1 312-427-7421 Illinois U.S.A.
  • 3124277422 | +1 312-427-7422 Illinois U.S.A.
  • 3124277423 | +1 312-427-7423 Illinois U.S.A.
  • 3124277424 | +1 312-427-7424 Illinois U.S.A.
  • 3124277425 | +1 312-427-7425 Illinois U.S.A.
  • 3124277426 | +1 312-427-7426 Illinois U.S.A.
  • 3124277427 | +1 312-427-7427 Illinois U.S.A.
  • 3124277428 | +1 312-427-7428 Illinois U.S.A.
  • 3124277429 | +1 312-427-7429 Illinois U.S.A.
  • 3124277430 | +1 312-427-7430 Illinois U.S.A.
  • 3124277431 | +1 312-427-7431 Illinois U.S.A.
  • 3124277432 | +1 312-427-7432 Illinois U.S.A.
  • 3124277433 | +1 312-427-7433 Illinois U.S.A.
  • 3124277434 | +1 312-427-7434 Illinois U.S.A.
  • 3124277435 | +1 312-427-7435 Illinois U.S.A.
  • 3124277436 | +1 312-427-7436 Illinois U.S.A.
  • 3124277437 | +1 312-427-7437 Illinois U.S.A.
  • 3124277438 | +1 312-427-7438 Illinois U.S.A.
  • 3124277439 | +1 312-427-7439 Illinois U.S.A.
  • 3124277440 | +1 312-427-7440 Illinois U.S.A.
  • 3124277441 | +1 312-427-7441 Illinois U.S.A.
  • 3124277442 | +1 312-427-7442 Illinois U.S.A.
  • 3124277443 | +1 312-427-7443 Illinois U.S.A.
  • 3124277444 | +1 312-427-7444 Illinois U.S.A.
  • 3124277445 | +1 312-427-7445 Illinois U.S.A.
  • 3124277446 | +1 312-427-7446 Illinois U.S.A.
  • 3124277447 | +1 312-427-7447 Illinois U.S.A.
  • 3124277448 | +1 312-427-7448 Illinois U.S.A.
  • 3124277449 | +1 312-427-7449 Illinois U.S.A.
  • 3124277450 | +1 312-427-7450 Illinois U.S.A.
  • 3124277451 | +1 312-427-7451 Illinois U.S.A.
  • 3124277452 | +1 312-427-7452 Illinois U.S.A.
  • 3124277453 | +1 312-427-7453 Illinois U.S.A.
  • 3124277454 | +1 312-427-7454 Illinois U.S.A.
  • 3124277455 | +1 312-427-7455 Illinois U.S.A.
  • 3124277456 | +1 312-427-7456 Illinois U.S.A.
  • 3124277457 | +1 312-427-7457 Illinois U.S.A.
  • 3124277458 | +1 312-427-7458 Illinois U.S.A.
  • 3124277459 | +1 312-427-7459 Illinois U.S.A.
  • 3124277460 | +1 312-427-7460 Illinois U.S.A.
  • 3124277461 | +1 312-427-7461 Illinois U.S.A.
  • 3124277462 | +1 312-427-7462 Illinois U.S.A.
  • 3124277463 | +1 312-427-7463 Illinois U.S.A.
  • 3124277464 | +1 312-427-7464 Illinois U.S.A.
  • 3124277465 | +1 312-427-7465 Illinois U.S.A.
  • 3124277466 | +1 312-427-7466 Illinois U.S.A.
  • 3124277467 | +1 312-427-7467 Illinois U.S.A.
  • 3124277468 | +1 312-427-7468 Illinois U.S.A.
  • 3124277469 | +1 312-427-7469 Illinois U.S.A.
  • 3124277470 | +1 312-427-7470 Illinois U.S.A.
  • 3124277471 | +1 312-427-7471 Illinois U.S.A.
  • 3124277472 | +1 312-427-7472 Illinois U.S.A.
  • 3124277473 | +1 312-427-7473 Illinois U.S.A.
  • 3124277474 | +1 312-427-7474 Illinois U.S.A.
  • 3124277475 | +1 312-427-7475 Illinois U.S.A.
  • 3124277476 | +1 312-427-7476 Illinois U.S.A.
  • 3124277477 | +1 312-427-7477 Illinois U.S.A.
  • 3124277478 | +1 312-427-7478 Illinois U.S.A.
  • 3124277479 | +1 312-427-7479 Illinois U.S.A.
  • 3124277480 | +1 312-427-7480 Illinois U.S.A.
  • 3124277481 | +1 312-427-7481 Illinois U.S.A.
  • 3124277482 | +1 312-427-7482 Illinois U.S.A.
  • 3124277483 | +1 312-427-7483 Illinois U.S.A.
  • 3124277484 | +1 312-427-7484 Illinois U.S.A.
  • 3124277485 | +1 312-427-7485 Illinois U.S.A.
  • 3124277486 | +1 312-427-7486 Illinois U.S.A.
  • 3124277487 | +1 312-427-7487 Illinois U.S.A.
  • 3124277488 | +1 312-427-7488 Illinois U.S.A.
  • 3124277489 | +1 312-427-7489 Illinois U.S.A.
  • 3124277490 | +1 312-427-7490 Illinois U.S.A.
  • 3124277491 | +1 312-427-7491 Illinois U.S.A.
  • 3124277492 | +1 312-427-7492 Illinois U.S.A.
  • 3124277493 | +1 312-427-7493 Illinois U.S.A.
  • 3124277494 | +1 312-427-7494 Illinois U.S.A.
  • 3124277495 | +1 312-427-7495 Illinois U.S.A.
  • 3124277496 | +1 312-427-7496 Illinois U.S.A.
  • 3124277497 | +1 312-427-7497 Illinois U.S.A.
  • 3124277498 | +1 312-427-7498 Illinois U.S.A.
  • 3124277499 | +1 312-427-7499 Illinois U.S.A.