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).

  • 3129922400 | +1 312-992-2400 Illinois U.S.A.
  • 3129922401 | +1 312-992-2401 Illinois U.S.A.
  • 3129922402 | +1 312-992-2402 Illinois U.S.A.
  • 3129922403 | +1 312-992-2403 Illinois U.S.A.
  • 3129922404 | +1 312-992-2404 Illinois U.S.A.
  • 3129922405 | +1 312-992-2405 Illinois U.S.A.
  • 3129922406 | +1 312-992-2406 Illinois U.S.A.
  • 3129922407 | +1 312-992-2407 Illinois U.S.A.
  • 3129922408 | +1 312-992-2408 Illinois U.S.A.
  • 3129922409 | +1 312-992-2409 Illinois U.S.A.
  • 3129922410 | +1 312-992-2410 Illinois U.S.A.
  • 3129922411 | +1 312-992-2411 Illinois U.S.A.
  • 3129922412 | +1 312-992-2412 Illinois U.S.A.
  • 3129922413 | +1 312-992-2413 Illinois U.S.A.
  • 3129922414 | +1 312-992-2414 Illinois U.S.A.
  • 3129922415 | +1 312-992-2415 Illinois U.S.A.
  • 3129922416 | +1 312-992-2416 Illinois U.S.A.
  • 3129922417 | +1 312-992-2417 Illinois U.S.A.
  • 3129922418 | +1 312-992-2418 Illinois U.S.A.
  • 3129922419 | +1 312-992-2419 Illinois U.S.A.
  • 3129922420 | +1 312-992-2420 Illinois U.S.A.
  • 3129922421 | +1 312-992-2421 Illinois U.S.A.
  • 3129922422 | +1 312-992-2422 Illinois U.S.A.
  • 3129922423 | +1 312-992-2423 Illinois U.S.A.
  • 3129922424 | +1 312-992-2424 Illinois U.S.A.
  • 3129922425 | +1 312-992-2425 Illinois U.S.A.
  • 3129922426 | +1 312-992-2426 Illinois U.S.A.
  • 3129922427 | +1 312-992-2427 Illinois U.S.A.
  • 3129922428 | +1 312-992-2428 Illinois U.S.A.
  • 3129922429 | +1 312-992-2429 Illinois U.S.A.
  • 3129922430 | +1 312-992-2430 Illinois U.S.A.
  • 3129922431 | +1 312-992-2431 Illinois U.S.A.
  • 3129922432 | +1 312-992-2432 Illinois U.S.A.
  • 3129922433 | +1 312-992-2433 Illinois U.S.A.
  • 3129922434 | +1 312-992-2434 Illinois U.S.A.
  • 3129922435 | +1 312-992-2435 Illinois U.S.A.
  • 3129922436 | +1 312-992-2436 Illinois U.S.A.
  • 3129922437 | +1 312-992-2437 Illinois U.S.A.
  • 3129922438 | +1 312-992-2438 Illinois U.S.A.
  • 3129922439 | +1 312-992-2439 Illinois U.S.A.
  • 3129922440 | +1 312-992-2440 Illinois U.S.A.
  • 3129922441 | +1 312-992-2441 Illinois U.S.A.
  • 3129922442 | +1 312-992-2442 Illinois U.S.A.
  • 3129922443 | +1 312-992-2443 Illinois U.S.A.
  • 3129922444 | +1 312-992-2444 Illinois U.S.A.
  • 3129922445 | +1 312-992-2445 Illinois U.S.A.
  • 3129922446 | +1 312-992-2446 Illinois U.S.A.
  • 3129922447 | +1 312-992-2447 Illinois U.S.A.
  • 3129922448 | +1 312-992-2448 Illinois U.S.A.
  • 3129922449 | +1 312-992-2449 Illinois U.S.A.
  • 3129922450 | +1 312-992-2450 Illinois U.S.A.
  • 3129922451 | +1 312-992-2451 Illinois U.S.A.
  • 3129922452 | +1 312-992-2452 Illinois U.S.A.
  • 3129922453 | +1 312-992-2453 Illinois U.S.A.
  • 3129922454 | +1 312-992-2454 Illinois U.S.A.
  • 3129922455 | +1 312-992-2455 Illinois U.S.A.
  • 3129922456 | +1 312-992-2456 Illinois U.S.A.
  • 3129922457 | +1 312-992-2457 Illinois U.S.A.
  • 3129922458 | +1 312-992-2458 Illinois U.S.A.
  • 3129922459 | +1 312-992-2459 Illinois U.S.A.
  • 3129922460 | +1 312-992-2460 Illinois U.S.A.
  • 3129922461 | +1 312-992-2461 Illinois U.S.A.
  • 3129922462 | +1 312-992-2462 Illinois U.S.A.
  • 3129922463 | +1 312-992-2463 Illinois U.S.A.
  • 3129922464 | +1 312-992-2464 Illinois U.S.A.
  • 3129922465 | +1 312-992-2465 Illinois U.S.A.
  • 3129922466 | +1 312-992-2466 Illinois U.S.A.
  • 3129922467 | +1 312-992-2467 Illinois U.S.A.
  • 3129922468 | +1 312-992-2468 Illinois U.S.A.
  • 3129922469 | +1 312-992-2469 Illinois U.S.A.
  • 3129922470 | +1 312-992-2470 Illinois U.S.A.
  • 3129922471 | +1 312-992-2471 Illinois U.S.A.
  • 3129922472 | +1 312-992-2472 Illinois U.S.A.
  • 3129922473 | +1 312-992-2473 Illinois U.S.A.
  • 3129922474 | +1 312-992-2474 Illinois U.S.A.
  • 3129922475 | +1 312-992-2475 Illinois U.S.A.
  • 3129922476 | +1 312-992-2476 Illinois U.S.A.
  • 3129922477 | +1 312-992-2477 Illinois U.S.A.
  • 3129922478 | +1 312-992-2478 Illinois U.S.A.
  • 3129922479 | +1 312-992-2479 Illinois U.S.A.
  • 3129922480 | +1 312-992-2480 Illinois U.S.A.
  • 3129922481 | +1 312-992-2481 Illinois U.S.A.
  • 3129922482 | +1 312-992-2482 Illinois U.S.A.
  • 3129922483 | +1 312-992-2483 Illinois U.S.A.
  • 3129922484 | +1 312-992-2484 Illinois U.S.A.
  • 3129922485 | +1 312-992-2485 Illinois U.S.A.
  • 3129922486 | +1 312-992-2486 Illinois U.S.A.
  • 3129922487 | +1 312-992-2487 Illinois U.S.A.
  • 3129922488 | +1 312-992-2488 Illinois U.S.A.
  • 3129922489 | +1 312-992-2489 Illinois U.S.A.
  • 3129922490 | +1 312-992-2490 Illinois U.S.A.
  • 3129922491 | +1 312-992-2491 Illinois U.S.A.
  • 3129922492 | +1 312-992-2492 Illinois U.S.A.
  • 3129922493 | +1 312-992-2493 Illinois U.S.A.
  • 3129922494 | +1 312-992-2494 Illinois U.S.A.
  • 3129922495 | +1 312-992-2495 Illinois U.S.A.
  • 3129922496 | +1 312-992-2496 Illinois U.S.A.
  • 3129922497 | +1 312-992-2497 Illinois U.S.A.
  • 3129922498 | +1 312-992-2498 Illinois U.S.A.
  • 3129922499 | +1 312-992-2499 Illinois U.S.A.