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).

  • 3129217400 | +1 312-921-7400 Illinois U.S.A.
  • 3129217401 | +1 312-921-7401 Illinois U.S.A.
  • 3129217402 | +1 312-921-7402 Illinois U.S.A.
  • 3129217403 | +1 312-921-7403 Illinois U.S.A.
  • 3129217404 | +1 312-921-7404 Illinois U.S.A.
  • 3129217405 | +1 312-921-7405 Illinois U.S.A.
  • 3129217406 | +1 312-921-7406 Illinois U.S.A.
  • 3129217407 | +1 312-921-7407 Illinois U.S.A.
  • 3129217408 | +1 312-921-7408 Illinois U.S.A.
  • 3129217409 | +1 312-921-7409 Illinois U.S.A.
  • 3129217410 | +1 312-921-7410 Illinois U.S.A.
  • 3129217411 | +1 312-921-7411 Illinois U.S.A.
  • 3129217412 | +1 312-921-7412 Illinois U.S.A.
  • 3129217413 | +1 312-921-7413 Illinois U.S.A.
  • 3129217414 | +1 312-921-7414 Illinois U.S.A.
  • 3129217415 | +1 312-921-7415 Illinois U.S.A.
  • 3129217416 | +1 312-921-7416 Illinois U.S.A.
  • 3129217417 | +1 312-921-7417 Illinois U.S.A.
  • 3129217418 | +1 312-921-7418 Illinois U.S.A.
  • 3129217419 | +1 312-921-7419 Illinois U.S.A.
  • 3129217420 | +1 312-921-7420 Illinois U.S.A.
  • 3129217421 | +1 312-921-7421 Illinois U.S.A.
  • 3129217422 | +1 312-921-7422 Illinois U.S.A.
  • 3129217423 | +1 312-921-7423 Illinois U.S.A.
  • 3129217424 | +1 312-921-7424 Illinois U.S.A.
  • 3129217425 | +1 312-921-7425 Illinois U.S.A.
  • 3129217426 | +1 312-921-7426 Illinois U.S.A.
  • 3129217427 | +1 312-921-7427 Illinois U.S.A.
  • 3129217428 | +1 312-921-7428 Illinois U.S.A.
  • 3129217429 | +1 312-921-7429 Illinois U.S.A.
  • 3129217430 | +1 312-921-7430 Illinois U.S.A.
  • 3129217431 | +1 312-921-7431 Illinois U.S.A.
  • 3129217432 | +1 312-921-7432 Illinois U.S.A.
  • 3129217433 | +1 312-921-7433 Illinois U.S.A.
  • 3129217434 | +1 312-921-7434 Illinois U.S.A.
  • 3129217435 | +1 312-921-7435 Illinois U.S.A.
  • 3129217436 | +1 312-921-7436 Illinois U.S.A.
  • 3129217437 | +1 312-921-7437 Illinois U.S.A.
  • 3129217438 | +1 312-921-7438 Illinois U.S.A.
  • 3129217439 | +1 312-921-7439 Illinois U.S.A.
  • 3129217440 | +1 312-921-7440 Illinois U.S.A.
  • 3129217441 | +1 312-921-7441 Illinois U.S.A.
  • 3129217442 | +1 312-921-7442 Illinois U.S.A.
  • 3129217443 | +1 312-921-7443 Illinois U.S.A.
  • 3129217444 | +1 312-921-7444 Illinois U.S.A.
  • 3129217445 | +1 312-921-7445 Illinois U.S.A.
  • 3129217446 | +1 312-921-7446 Illinois U.S.A.
  • 3129217447 | +1 312-921-7447 Illinois U.S.A.
  • 3129217448 | +1 312-921-7448 Illinois U.S.A.
  • 3129217449 | +1 312-921-7449 Illinois U.S.A.
  • 3129217450 | +1 312-921-7450 Illinois U.S.A.
  • 3129217451 | +1 312-921-7451 Illinois U.S.A.
  • 3129217452 | +1 312-921-7452 Illinois U.S.A.
  • 3129217453 | +1 312-921-7453 Illinois U.S.A.
  • 3129217454 | +1 312-921-7454 Illinois U.S.A.
  • 3129217455 | +1 312-921-7455 Illinois U.S.A.
  • 3129217456 | +1 312-921-7456 Illinois U.S.A.
  • 3129217457 | +1 312-921-7457 Illinois U.S.A.
  • 3129217458 | +1 312-921-7458 Illinois U.S.A.
  • 3129217459 | +1 312-921-7459 Illinois U.S.A.
  • 3129217460 | +1 312-921-7460 Illinois U.S.A.
  • 3129217461 | +1 312-921-7461 Illinois U.S.A.
  • 3129217462 | +1 312-921-7462 Illinois U.S.A.
  • 3129217463 | +1 312-921-7463 Illinois U.S.A.
  • 3129217464 | +1 312-921-7464 Illinois U.S.A.
  • 3129217465 | +1 312-921-7465 Illinois U.S.A.
  • 3129217466 | +1 312-921-7466 Illinois U.S.A.
  • 3129217467 | +1 312-921-7467 Illinois U.S.A.
  • 3129217468 | +1 312-921-7468 Illinois U.S.A.
  • 3129217469 | +1 312-921-7469 Illinois U.S.A.
  • 3129217470 | +1 312-921-7470 Illinois U.S.A.
  • 3129217471 | +1 312-921-7471 Illinois U.S.A.
  • 3129217472 | +1 312-921-7472 Illinois U.S.A.
  • 3129217473 | +1 312-921-7473 Illinois U.S.A.
  • 3129217474 | +1 312-921-7474 Illinois U.S.A.
  • 3129217475 | +1 312-921-7475 Illinois U.S.A.
  • 3129217476 | +1 312-921-7476 Illinois U.S.A.
  • 3129217477 | +1 312-921-7477 Illinois U.S.A.
  • 3129217478 | +1 312-921-7478 Illinois U.S.A.
  • 3129217479 | +1 312-921-7479 Illinois U.S.A.
  • 3129217480 | +1 312-921-7480 Illinois U.S.A.
  • 3129217481 | +1 312-921-7481 Illinois U.S.A.
  • 3129217482 | +1 312-921-7482 Illinois U.S.A.
  • 3129217483 | +1 312-921-7483 Illinois U.S.A.
  • 3129217484 | +1 312-921-7484 Illinois U.S.A.
  • 3129217485 | +1 312-921-7485 Illinois U.S.A.
  • 3129217486 | +1 312-921-7486 Illinois U.S.A.
  • 3129217487 | +1 312-921-7487 Illinois U.S.A.
  • 3129217488 | +1 312-921-7488 Illinois U.S.A.
  • 3129217489 | +1 312-921-7489 Illinois U.S.A.
  • 3129217490 | +1 312-921-7490 Illinois U.S.A.
  • 3129217491 | +1 312-921-7491 Illinois U.S.A.
  • 3129217492 | +1 312-921-7492 Illinois U.S.A.
  • 3129217493 | +1 312-921-7493 Illinois U.S.A.
  • 3129217494 | +1 312-921-7494 Illinois U.S.A.
  • 3129217495 | +1 312-921-7495 Illinois U.S.A.
  • 3129217496 | +1 312-921-7496 Illinois U.S.A.
  • 3129217497 | +1 312-921-7497 Illinois U.S.A.
  • 3129217498 | +1 312-921-7498 Illinois U.S.A.
  • 3129217499 | +1 312-921-7499 Illinois U.S.A.