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).

  • 3124792400 | +1 312-479-2400 Illinois U.S.A.
  • 3124792401 | +1 312-479-2401 Illinois U.S.A.
  • 3124792402 | +1 312-479-2402 Illinois U.S.A.
  • 3124792403 | +1 312-479-2403 Illinois U.S.A.
  • 3124792404 | +1 312-479-2404 Illinois U.S.A.
  • 3124792405 | +1 312-479-2405 Illinois U.S.A.
  • 3124792406 | +1 312-479-2406 Illinois U.S.A.
  • 3124792407 | +1 312-479-2407 Illinois U.S.A.
  • 3124792408 | +1 312-479-2408 Illinois U.S.A.
  • 3124792409 | +1 312-479-2409 Illinois U.S.A.
  • 3124792410 | +1 312-479-2410 Illinois U.S.A.
  • 3124792411 | +1 312-479-2411 Illinois U.S.A.
  • 3124792412 | +1 312-479-2412 Illinois U.S.A.
  • 3124792413 | +1 312-479-2413 Illinois U.S.A.
  • 3124792414 | +1 312-479-2414 Illinois U.S.A.
  • 3124792415 | +1 312-479-2415 Illinois U.S.A.
  • 3124792416 | +1 312-479-2416 Illinois U.S.A.
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  • 3124792418 | +1 312-479-2418 Illinois U.S.A.
  • 3124792419 | +1 312-479-2419 Illinois U.S.A.
  • 3124792420 | +1 312-479-2420 Illinois U.S.A.
  • 3124792421 | +1 312-479-2421 Illinois U.S.A.
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  • 3124792423 | +1 312-479-2423 Illinois U.S.A.
  • 3124792424 | +1 312-479-2424 Illinois U.S.A.
  • 3124792425 | +1 312-479-2425 Illinois U.S.A.
  • 3124792426 | +1 312-479-2426 Illinois U.S.A.
  • 3124792427 | +1 312-479-2427 Illinois U.S.A.
  • 3124792428 | +1 312-479-2428 Illinois U.S.A.
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  • 3124792430 | +1 312-479-2430 Illinois U.S.A.
  • 3124792431 | +1 312-479-2431 Illinois U.S.A.
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  • 3124792433 | +1 312-479-2433 Illinois U.S.A.
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  • 3124792435 | +1 312-479-2435 Illinois U.S.A.
  • 3124792436 | +1 312-479-2436 Illinois U.S.A.
  • 3124792437 | +1 312-479-2437 Illinois U.S.A.
  • 3124792438 | +1 312-479-2438 Illinois U.S.A.
  • 3124792439 | +1 312-479-2439 Illinois U.S.A.
  • 3124792440 | +1 312-479-2440 Illinois U.S.A.
  • 3124792441 | +1 312-479-2441 Illinois U.S.A.
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  • 3124792443 | +1 312-479-2443 Illinois U.S.A.
  • 3124792444 | +1 312-479-2444 Illinois U.S.A.
  • 3124792445 | +1 312-479-2445 Illinois U.S.A.
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  • 3124792447 | +1 312-479-2447 Illinois U.S.A.
  • 3124792448 | +1 312-479-2448 Illinois U.S.A.
  • 3124792449 | +1 312-479-2449 Illinois U.S.A.
  • 3124792450 | +1 312-479-2450 Illinois U.S.A.
  • 3124792451 | +1 312-479-2451 Illinois U.S.A.
  • 3124792452 | +1 312-479-2452 Illinois U.S.A.
  • 3124792453 | +1 312-479-2453 Illinois U.S.A.
  • 3124792454 | +1 312-479-2454 Illinois U.S.A.
  • 3124792455 | +1 312-479-2455 Illinois U.S.A.
  • 3124792456 | +1 312-479-2456 Illinois U.S.A.
  • 3124792457 | +1 312-479-2457 Illinois U.S.A.
  • 3124792458 | +1 312-479-2458 Illinois U.S.A.
  • 3124792459 | +1 312-479-2459 Illinois U.S.A.
  • 3124792460 | +1 312-479-2460 Illinois U.S.A.
  • 3124792461 | +1 312-479-2461 Illinois U.S.A.
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  • 3124792463 | +1 312-479-2463 Illinois U.S.A.
  • 3124792464 | +1 312-479-2464 Illinois U.S.A.
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  • 3124792469 | +1 312-479-2469 Illinois U.S.A.
  • 3124792470 | +1 312-479-2470 Illinois U.S.A.
  • 3124792471 | +1 312-479-2471 Illinois U.S.A.
  • 3124792472 | +1 312-479-2472 Illinois U.S.A.
  • 3124792473 | +1 312-479-2473 Illinois U.S.A.
  • 3124792474 | +1 312-479-2474 Illinois U.S.A.
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  • 3124792476 | +1 312-479-2476 Illinois U.S.A.
  • 3124792477 | +1 312-479-2477 Illinois U.S.A.
  • 3124792478 | +1 312-479-2478 Illinois U.S.A.
  • 3124792479 | +1 312-479-2479 Illinois U.S.A.
  • 3124792480 | +1 312-479-2480 Illinois U.S.A.
  • 3124792481 | +1 312-479-2481 Illinois U.S.A.
  • 3124792482 | +1 312-479-2482 Illinois U.S.A.
  • 3124792483 | +1 312-479-2483 Illinois U.S.A.
  • 3124792484 | +1 312-479-2484 Illinois U.S.A.
  • 3124792485 | +1 312-479-2485 Illinois U.S.A.
  • 3124792486 | +1 312-479-2486 Illinois U.S.A.
  • 3124792487 | +1 312-479-2487 Illinois U.S.A.
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  • 3124792495 | +1 312-479-2495 Illinois U.S.A.
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  • 3124792497 | +1 312-479-2497 Illinois U.S.A.
  • 3124792498 | +1 312-479-2498 Illinois U.S.A.
  • 3124792499 | +1 312-479-2499 Illinois U.S.A.