City of Chicago


815 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).

  • 8155042400 | +1 815-504-2400 Illinois U.S.A.
  • 8155042401 | +1 815-504-2401 Illinois U.S.A.
  • 8155042402 | +1 815-504-2402 Illinois U.S.A.
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  • 8155042411 | +1 815-504-2411 Illinois U.S.A.
  • 8155042412 | +1 815-504-2412 Illinois U.S.A.
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  • 8155042418 | +1 815-504-2418 Illinois U.S.A.
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  • 8155042421 | +1 815-504-2421 Illinois U.S.A.
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  • 8155042423 | +1 815-504-2423 Illinois U.S.A.
  • 8155042424 | +1 815-504-2424 Illinois U.S.A.
  • 8155042425 | +1 815-504-2425 Illinois U.S.A.
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  • 8155042431 | +1 815-504-2431 Illinois U.S.A.
  • 8155042432 | +1 815-504-2432 Illinois U.S.A.
  • 8155042433 | +1 815-504-2433 Illinois U.S.A.
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  • 8155042445 | +1 815-504-2445 Illinois U.S.A.
  • 8155042446 | +1 815-504-2446 Illinois U.S.A.
  • 8155042447 | +1 815-504-2447 Illinois U.S.A.
  • 8155042448 | +1 815-504-2448 Illinois U.S.A.
  • 8155042449 | +1 815-504-2449 Illinois U.S.A.
  • 8155042450 | +1 815-504-2450 Illinois U.S.A.
  • 8155042451 | +1 815-504-2451 Illinois U.S.A.
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  • 8155042453 | +1 815-504-2453 Illinois U.S.A.
  • 8155042454 | +1 815-504-2454 Illinois U.S.A.
  • 8155042455 | +1 815-504-2455 Illinois U.S.A.
  • 8155042456 | +1 815-504-2456 Illinois U.S.A.
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  • 8155042460 | +1 815-504-2460 Illinois U.S.A.
  • 8155042461 | +1 815-504-2461 Illinois U.S.A.
  • 8155042462 | +1 815-504-2462 Illinois U.S.A.
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  • 8155042464 | +1 815-504-2464 Illinois U.S.A.
  • 8155042465 | +1 815-504-2465 Illinois U.S.A.
  • 8155042466 | +1 815-504-2466 Illinois U.S.A.
  • 8155042467 | +1 815-504-2467 Illinois U.S.A.
  • 8155042468 | +1 815-504-2468 Illinois U.S.A.
  • 8155042469 | +1 815-504-2469 Illinois U.S.A.
  • 8155042470 | +1 815-504-2470 Illinois U.S.A.
  • 8155042471 | +1 815-504-2471 Illinois U.S.A.
  • 8155042472 | +1 815-504-2472 Illinois U.S.A.
  • 8155042473 | +1 815-504-2473 Illinois U.S.A.
  • 8155042474 | +1 815-504-2474 Illinois U.S.A.
  • 8155042475 | +1 815-504-2475 Illinois U.S.A.
  • 8155042476 | +1 815-504-2476 Illinois U.S.A.
  • 8155042477 | +1 815-504-2477 Illinois U.S.A.
  • 8155042478 | +1 815-504-2478 Illinois U.S.A.
  • 8155042479 | +1 815-504-2479 Illinois U.S.A.
  • 8155042480 | +1 815-504-2480 Illinois U.S.A.
  • 8155042481 | +1 815-504-2481 Illinois U.S.A.
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  • 8155042489 | +1 815-504-2489 Illinois U.S.A.
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  • 8155042492 | +1 815-504-2492 Illinois U.S.A.
  • 8155042493 | +1 815-504-2493 Illinois U.S.A.
  • 8155042494 | +1 815-504-2494 Illinois U.S.A.
  • 8155042495 | +1 815-504-2495 Illinois U.S.A.
  • 8155042496 | +1 815-504-2496 Illinois U.S.A.
  • 8155042497 | +1 815-504-2497 Illinois U.S.A.
  • 8155042498 | +1 815-504-2498 Illinois U.S.A.
  • 8155042499 | +1 815-504-2499 Illinois U.S.A.