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).

  • 3124797400 | +1 312-479-7400 Illinois U.S.A.
  • 3124797401 | +1 312-479-7401 Illinois U.S.A.
  • 3124797402 | +1 312-479-7402 Illinois U.S.A.
  • 3124797403 | +1 312-479-7403 Illinois U.S.A.
  • 3124797404 | +1 312-479-7404 Illinois U.S.A.
  • 3124797405 | +1 312-479-7405 Illinois U.S.A.
  • 3124797406 | +1 312-479-7406 Illinois U.S.A.
  • 3124797407 | +1 312-479-7407 Illinois U.S.A.
  • 3124797408 | +1 312-479-7408 Illinois U.S.A.
  • 3124797409 | +1 312-479-7409 Illinois U.S.A.
  • 3124797410 | +1 312-479-7410 Illinois U.S.A.
  • 3124797411 | +1 312-479-7411 Illinois U.S.A.
  • 3124797412 | +1 312-479-7412 Illinois U.S.A.
  • 3124797413 | +1 312-479-7413 Illinois U.S.A.
  • 3124797414 | +1 312-479-7414 Illinois U.S.A.
  • 3124797415 | +1 312-479-7415 Illinois U.S.A.
  • 3124797416 | +1 312-479-7416 Illinois U.S.A.
  • 3124797417 | +1 312-479-7417 Illinois U.S.A.
  • 3124797418 | +1 312-479-7418 Illinois U.S.A.
  • 3124797419 | +1 312-479-7419 Illinois U.S.A.
  • 3124797420 | +1 312-479-7420 Illinois U.S.A.
  • 3124797421 | +1 312-479-7421 Illinois U.S.A.
  • 3124797422 | +1 312-479-7422 Illinois U.S.A.
  • 3124797423 | +1 312-479-7423 Illinois U.S.A.
  • 3124797424 | +1 312-479-7424 Illinois U.S.A.
  • 3124797425 | +1 312-479-7425 Illinois U.S.A.
  • 3124797426 | +1 312-479-7426 Illinois U.S.A.
  • 3124797427 | +1 312-479-7427 Illinois U.S.A.
  • 3124797428 | +1 312-479-7428 Illinois U.S.A.
  • 3124797429 | +1 312-479-7429 Illinois U.S.A.
  • 3124797430 | +1 312-479-7430 Illinois U.S.A.
  • 3124797431 | +1 312-479-7431 Illinois U.S.A.
  • 3124797432 | +1 312-479-7432 Illinois U.S.A.
  • 3124797433 | +1 312-479-7433 Illinois U.S.A.
  • 3124797434 | +1 312-479-7434 Illinois U.S.A.
  • 3124797435 | +1 312-479-7435 Illinois U.S.A.
  • 3124797436 | +1 312-479-7436 Illinois U.S.A.
  • 3124797437 | +1 312-479-7437 Illinois U.S.A.
  • 3124797438 | +1 312-479-7438 Illinois U.S.A.
  • 3124797439 | +1 312-479-7439 Illinois U.S.A.
  • 3124797440 | +1 312-479-7440 Illinois U.S.A.
  • 3124797441 | +1 312-479-7441 Illinois U.S.A.
  • 3124797442 | +1 312-479-7442 Illinois U.S.A.
  • 3124797443 | +1 312-479-7443 Illinois U.S.A.
  • 3124797444 | +1 312-479-7444 Illinois U.S.A.
  • 3124797445 | +1 312-479-7445 Illinois U.S.A.
  • 3124797446 | +1 312-479-7446 Illinois U.S.A.
  • 3124797447 | +1 312-479-7447 Illinois U.S.A.
  • 3124797448 | +1 312-479-7448 Illinois U.S.A.
  • 3124797449 | +1 312-479-7449 Illinois U.S.A.
  • 3124797450 | +1 312-479-7450 Illinois U.S.A.
  • 3124797451 | +1 312-479-7451 Illinois U.S.A.
  • 3124797452 | +1 312-479-7452 Illinois U.S.A.
  • 3124797453 | +1 312-479-7453 Illinois U.S.A.
  • 3124797454 | +1 312-479-7454 Illinois U.S.A.
  • 3124797455 | +1 312-479-7455 Illinois U.S.A.
  • 3124797456 | +1 312-479-7456 Illinois U.S.A.
  • 3124797457 | +1 312-479-7457 Illinois U.S.A.
  • 3124797458 | +1 312-479-7458 Illinois U.S.A.
  • 3124797459 | +1 312-479-7459 Illinois U.S.A.
  • 3124797460 | +1 312-479-7460 Illinois U.S.A.
  • 3124797461 | +1 312-479-7461 Illinois U.S.A.
  • 3124797462 | +1 312-479-7462 Illinois U.S.A.
  • 3124797463 | +1 312-479-7463 Illinois U.S.A.
  • 3124797464 | +1 312-479-7464 Illinois U.S.A.
  • 3124797465 | +1 312-479-7465 Illinois U.S.A.
  • 3124797466 | +1 312-479-7466 Illinois U.S.A.
  • 3124797467 | +1 312-479-7467 Illinois U.S.A.
  • 3124797468 | +1 312-479-7468 Illinois U.S.A.
  • 3124797469 | +1 312-479-7469 Illinois U.S.A.
  • 3124797470 | +1 312-479-7470 Illinois U.S.A.
  • 3124797471 | +1 312-479-7471 Illinois U.S.A.
  • 3124797472 | +1 312-479-7472 Illinois U.S.A.
  • 3124797473 | +1 312-479-7473 Illinois U.S.A.
  • 3124797474 | +1 312-479-7474 Illinois U.S.A.
  • 3124797475 | +1 312-479-7475 Illinois U.S.A.
  • 3124797476 | +1 312-479-7476 Illinois U.S.A.
  • 3124797477 | +1 312-479-7477 Illinois U.S.A.
  • 3124797478 | +1 312-479-7478 Illinois U.S.A.
  • 3124797479 | +1 312-479-7479 Illinois U.S.A.
  • 3124797480 | +1 312-479-7480 Illinois U.S.A.
  • 3124797481 | +1 312-479-7481 Illinois U.S.A.
  • 3124797482 | +1 312-479-7482 Illinois U.S.A.
  • 3124797483 | +1 312-479-7483 Illinois U.S.A.
  • 3124797484 | +1 312-479-7484 Illinois U.S.A.
  • 3124797485 | +1 312-479-7485 Illinois U.S.A.
  • 3124797486 | +1 312-479-7486 Illinois U.S.A.
  • 3124797487 | +1 312-479-7487 Illinois U.S.A.
  • 3124797488 | +1 312-479-7488 Illinois U.S.A.
  • 3124797489 | +1 312-479-7489 Illinois U.S.A.
  • 3124797490 | +1 312-479-7490 Illinois U.S.A.
  • 3124797491 | +1 312-479-7491 Illinois U.S.A.
  • 3124797492 | +1 312-479-7492 Illinois U.S.A.
  • 3124797493 | +1 312-479-7493 Illinois U.S.A.
  • 3124797494 | +1 312-479-7494 Illinois U.S.A.
  • 3124797495 | +1 312-479-7495 Illinois U.S.A.
  • 3124797496 | +1 312-479-7496 Illinois U.S.A.
  • 3124797497 | +1 312-479-7497 Illinois U.S.A.
  • 3124797498 | +1 312-479-7498 Illinois U.S.A.
  • 3124797499 | +1 312-479-7499 Illinois U.S.A.