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).

  • 3125037400 | +1 312-503-7400 Illinois U.S.A.
  • 3125037401 | +1 312-503-7401 Illinois U.S.A.
  • 3125037402 | +1 312-503-7402 Illinois U.S.A.
  • 3125037403 | +1 312-503-7403 Illinois U.S.A.
  • 3125037404 | +1 312-503-7404 Illinois U.S.A.
  • 3125037405 | +1 312-503-7405 Illinois U.S.A.
  • 3125037406 | +1 312-503-7406 Illinois U.S.A.
  • 3125037407 | +1 312-503-7407 Illinois U.S.A.
  • 3125037408 | +1 312-503-7408 Illinois U.S.A.
  • 3125037409 | +1 312-503-7409 Illinois U.S.A.
  • 3125037410 | +1 312-503-7410 Illinois U.S.A.
  • 3125037411 | +1 312-503-7411 Illinois U.S.A.
  • 3125037412 | +1 312-503-7412 Illinois U.S.A.
  • 3125037413 | +1 312-503-7413 Illinois U.S.A.
  • 3125037414 | +1 312-503-7414 Illinois U.S.A.
  • 3125037415 | +1 312-503-7415 Illinois U.S.A.
  • 3125037416 | +1 312-503-7416 Illinois U.S.A.
  • 3125037417 | +1 312-503-7417 Illinois U.S.A.
  • 3125037418 | +1 312-503-7418 Illinois U.S.A.
  • 3125037419 | +1 312-503-7419 Illinois U.S.A.
  • 3125037420 | +1 312-503-7420 Illinois U.S.A.
  • 3125037421 | +1 312-503-7421 Illinois U.S.A.
  • 3125037422 | +1 312-503-7422 Illinois U.S.A.
  • 3125037423 | +1 312-503-7423 Illinois U.S.A.
  • 3125037424 | +1 312-503-7424 Illinois U.S.A.
  • 3125037425 | +1 312-503-7425 Illinois U.S.A.
  • 3125037426 | +1 312-503-7426 Illinois U.S.A.
  • 3125037427 | +1 312-503-7427 Illinois U.S.A.
  • 3125037428 | +1 312-503-7428 Illinois U.S.A.
  • 3125037429 | +1 312-503-7429 Illinois U.S.A.
  • 3125037430 | +1 312-503-7430 Illinois U.S.A.
  • 3125037431 | +1 312-503-7431 Illinois U.S.A.
  • 3125037432 | +1 312-503-7432 Illinois U.S.A.
  • 3125037433 | +1 312-503-7433 Illinois U.S.A.
  • 3125037434 | +1 312-503-7434 Illinois U.S.A.
  • 3125037435 | +1 312-503-7435 Illinois U.S.A.
  • 3125037436 | +1 312-503-7436 Illinois U.S.A.
  • 3125037437 | +1 312-503-7437 Illinois U.S.A.
  • 3125037438 | +1 312-503-7438 Illinois U.S.A.
  • 3125037439 | +1 312-503-7439 Illinois U.S.A.
  • 3125037440 | +1 312-503-7440 Illinois U.S.A.
  • 3125037441 | +1 312-503-7441 Illinois U.S.A.
  • 3125037442 | +1 312-503-7442 Illinois U.S.A.
  • 3125037443 | +1 312-503-7443 Illinois U.S.A.
  • 3125037444 | +1 312-503-7444 Illinois U.S.A.
  • 3125037445 | +1 312-503-7445 Illinois U.S.A.
  • 3125037446 | +1 312-503-7446 Illinois U.S.A.
  • 3125037447 | +1 312-503-7447 Illinois U.S.A.
  • 3125037448 | +1 312-503-7448 Illinois U.S.A.
  • 3125037449 | +1 312-503-7449 Illinois U.S.A.
  • 3125037450 | +1 312-503-7450 Illinois U.S.A.
  • 3125037451 | +1 312-503-7451 Illinois U.S.A.
  • 3125037452 | +1 312-503-7452 Illinois U.S.A.
  • 3125037453 | +1 312-503-7453 Illinois U.S.A.
  • 3125037454 | +1 312-503-7454 Illinois U.S.A.
  • 3125037455 | +1 312-503-7455 Illinois U.S.A.
  • 3125037456 | +1 312-503-7456 Illinois U.S.A.
  • 3125037457 | +1 312-503-7457 Illinois U.S.A.
  • 3125037458 | +1 312-503-7458 Illinois U.S.A.
  • 3125037459 | +1 312-503-7459 Illinois U.S.A.
  • 3125037460 | +1 312-503-7460 Illinois U.S.A.
  • 3125037461 | +1 312-503-7461 Illinois U.S.A.
  • 3125037462 | +1 312-503-7462 Illinois U.S.A.
  • 3125037463 | +1 312-503-7463 Illinois U.S.A.
  • 3125037464 | +1 312-503-7464 Illinois U.S.A.
  • 3125037465 | +1 312-503-7465 Illinois U.S.A.
  • 3125037466 | +1 312-503-7466 Illinois U.S.A.
  • 3125037467 | +1 312-503-7467 Illinois U.S.A.
  • 3125037468 | +1 312-503-7468 Illinois U.S.A.
  • 3125037469 | +1 312-503-7469 Illinois U.S.A.
  • 3125037470 | +1 312-503-7470 Illinois U.S.A.
  • 3125037471 | +1 312-503-7471 Illinois U.S.A.
  • 3125037472 | +1 312-503-7472 Illinois U.S.A.
  • 3125037473 | +1 312-503-7473 Illinois U.S.A.
  • 3125037474 | +1 312-503-7474 Illinois U.S.A.
  • 3125037475 | +1 312-503-7475 Illinois U.S.A.
  • 3125037476 | +1 312-503-7476 Illinois U.S.A.
  • 3125037477 | +1 312-503-7477 Illinois U.S.A.
  • 3125037478 | +1 312-503-7478 Illinois U.S.A.
  • 3125037479 | +1 312-503-7479 Illinois U.S.A.
  • 3125037480 | +1 312-503-7480 Illinois U.S.A.
  • 3125037481 | +1 312-503-7481 Illinois U.S.A.
  • 3125037482 | +1 312-503-7482 Illinois U.S.A.
  • 3125037483 | +1 312-503-7483 Illinois U.S.A.
  • 3125037484 | +1 312-503-7484 Illinois U.S.A.
  • 3125037485 | +1 312-503-7485 Illinois U.S.A.
  • 3125037486 | +1 312-503-7486 Illinois U.S.A.
  • 3125037487 | +1 312-503-7487 Illinois U.S.A.
  • 3125037488 | +1 312-503-7488 Illinois U.S.A.
  • 3125037489 | +1 312-503-7489 Illinois U.S.A.
  • 3125037490 | +1 312-503-7490 Illinois U.S.A.
  • 3125037491 | +1 312-503-7491 Illinois U.S.A.
  • 3125037492 | +1 312-503-7492 Illinois U.S.A.
  • 3125037493 | +1 312-503-7493 Illinois U.S.A.
  • 3125037494 | +1 312-503-7494 Illinois U.S.A.
  • 3125037495 | +1 312-503-7495 Illinois U.S.A.
  • 3125037496 | +1 312-503-7496 Illinois U.S.A.
  • 3125037497 | +1 312-503-7497 Illinois U.S.A.
  • 3125037498 | +1 312-503-7498 Illinois U.S.A.
  • 3125037499 | +1 312-503-7499 Illinois U.S.A.