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).

  • 3129927400 | +1 312-992-7400 Illinois U.S.A.
  • 3129927401 | +1 312-992-7401 Illinois U.S.A.
  • 3129927402 | +1 312-992-7402 Illinois U.S.A.
  • 3129927403 | +1 312-992-7403 Illinois U.S.A.
  • 3129927404 | +1 312-992-7404 Illinois U.S.A.
  • 3129927405 | +1 312-992-7405 Illinois U.S.A.
  • 3129927406 | +1 312-992-7406 Illinois U.S.A.
  • 3129927407 | +1 312-992-7407 Illinois U.S.A.
  • 3129927408 | +1 312-992-7408 Illinois U.S.A.
  • 3129927409 | +1 312-992-7409 Illinois U.S.A.
  • 3129927410 | +1 312-992-7410 Illinois U.S.A.
  • 3129927411 | +1 312-992-7411 Illinois U.S.A.
  • 3129927412 | +1 312-992-7412 Illinois U.S.A.
  • 3129927413 | +1 312-992-7413 Illinois U.S.A.
  • 3129927414 | +1 312-992-7414 Illinois U.S.A.
  • 3129927415 | +1 312-992-7415 Illinois U.S.A.
  • 3129927416 | +1 312-992-7416 Illinois U.S.A.
  • 3129927417 | +1 312-992-7417 Illinois U.S.A.
  • 3129927418 | +1 312-992-7418 Illinois U.S.A.
  • 3129927419 | +1 312-992-7419 Illinois U.S.A.
  • 3129927420 | +1 312-992-7420 Illinois U.S.A.
  • 3129927421 | +1 312-992-7421 Illinois U.S.A.
  • 3129927422 | +1 312-992-7422 Illinois U.S.A.
  • 3129927423 | +1 312-992-7423 Illinois U.S.A.
  • 3129927424 | +1 312-992-7424 Illinois U.S.A.
  • 3129927425 | +1 312-992-7425 Illinois U.S.A.
  • 3129927426 | +1 312-992-7426 Illinois U.S.A.
  • 3129927427 | +1 312-992-7427 Illinois U.S.A.
  • 3129927428 | +1 312-992-7428 Illinois U.S.A.
  • 3129927429 | +1 312-992-7429 Illinois U.S.A.
  • 3129927430 | +1 312-992-7430 Illinois U.S.A.
  • 3129927431 | +1 312-992-7431 Illinois U.S.A.
  • 3129927432 | +1 312-992-7432 Illinois U.S.A.
  • 3129927433 | +1 312-992-7433 Illinois U.S.A.
  • 3129927434 | +1 312-992-7434 Illinois U.S.A.
  • 3129927435 | +1 312-992-7435 Illinois U.S.A.
  • 3129927436 | +1 312-992-7436 Illinois U.S.A.
  • 3129927437 | +1 312-992-7437 Illinois U.S.A.
  • 3129927438 | +1 312-992-7438 Illinois U.S.A.
  • 3129927439 | +1 312-992-7439 Illinois U.S.A.
  • 3129927440 | +1 312-992-7440 Illinois U.S.A.
  • 3129927441 | +1 312-992-7441 Illinois U.S.A.
  • 3129927442 | +1 312-992-7442 Illinois U.S.A.
  • 3129927443 | +1 312-992-7443 Illinois U.S.A.
  • 3129927444 | +1 312-992-7444 Illinois U.S.A.
  • 3129927445 | +1 312-992-7445 Illinois U.S.A.
  • 3129927446 | +1 312-992-7446 Illinois U.S.A.
  • 3129927447 | +1 312-992-7447 Illinois U.S.A.
  • 3129927448 | +1 312-992-7448 Illinois U.S.A.
  • 3129927449 | +1 312-992-7449 Illinois U.S.A.
  • 3129927450 | +1 312-992-7450 Illinois U.S.A.
  • 3129927451 | +1 312-992-7451 Illinois U.S.A.
  • 3129927452 | +1 312-992-7452 Illinois U.S.A.
  • 3129927453 | +1 312-992-7453 Illinois U.S.A.
  • 3129927454 | +1 312-992-7454 Illinois U.S.A.
  • 3129927455 | +1 312-992-7455 Illinois U.S.A.
  • 3129927456 | +1 312-992-7456 Illinois U.S.A.
  • 3129927457 | +1 312-992-7457 Illinois U.S.A.
  • 3129927458 | +1 312-992-7458 Illinois U.S.A.
  • 3129927459 | +1 312-992-7459 Illinois U.S.A.
  • 3129927460 | +1 312-992-7460 Illinois U.S.A.
  • 3129927461 | +1 312-992-7461 Illinois U.S.A.
  • 3129927462 | +1 312-992-7462 Illinois U.S.A.
  • 3129927463 | +1 312-992-7463 Illinois U.S.A.
  • 3129927464 | +1 312-992-7464 Illinois U.S.A.
  • 3129927465 | +1 312-992-7465 Illinois U.S.A.
  • 3129927466 | +1 312-992-7466 Illinois U.S.A.
  • 3129927467 | +1 312-992-7467 Illinois U.S.A.
  • 3129927468 | +1 312-992-7468 Illinois U.S.A.
  • 3129927469 | +1 312-992-7469 Illinois U.S.A.
  • 3129927470 | +1 312-992-7470 Illinois U.S.A.
  • 3129927471 | +1 312-992-7471 Illinois U.S.A.
  • 3129927472 | +1 312-992-7472 Illinois U.S.A.
  • 3129927473 | +1 312-992-7473 Illinois U.S.A.
  • 3129927474 | +1 312-992-7474 Illinois U.S.A.
  • 3129927475 | +1 312-992-7475 Illinois U.S.A.
  • 3129927476 | +1 312-992-7476 Illinois U.S.A.
  • 3129927477 | +1 312-992-7477 Illinois U.S.A.
  • 3129927478 | +1 312-992-7478 Illinois U.S.A.
  • 3129927479 | +1 312-992-7479 Illinois U.S.A.
  • 3129927480 | +1 312-992-7480 Illinois U.S.A.
  • 3129927481 | +1 312-992-7481 Illinois U.S.A.
  • 3129927482 | +1 312-992-7482 Illinois U.S.A.
  • 3129927483 | +1 312-992-7483 Illinois U.S.A.
  • 3129927484 | +1 312-992-7484 Illinois U.S.A.
  • 3129927485 | +1 312-992-7485 Illinois U.S.A.
  • 3129927486 | +1 312-992-7486 Illinois U.S.A.
  • 3129927487 | +1 312-992-7487 Illinois U.S.A.
  • 3129927488 | +1 312-992-7488 Illinois U.S.A.
  • 3129927489 | +1 312-992-7489 Illinois U.S.A.
  • 3129927490 | +1 312-992-7490 Illinois U.S.A.
  • 3129927491 | +1 312-992-7491 Illinois U.S.A.
  • 3129927492 | +1 312-992-7492 Illinois U.S.A.
  • 3129927493 | +1 312-992-7493 Illinois U.S.A.
  • 3129927494 | +1 312-992-7494 Illinois U.S.A.
  • 3129927495 | +1 312-992-7495 Illinois U.S.A.
  • 3129927496 | +1 312-992-7496 Illinois U.S.A.
  • 3129927497 | +1 312-992-7497 Illinois U.S.A.
  • 3129927498 | +1 312-992-7498 Illinois U.S.A.
  • 3129927499 | +1 312-992-7499 Illinois U.S.A.