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).

  • 8156652300 | +1 815-665-2300 Illinois U.S.A.
  • 8156652301 | +1 815-665-2301 Illinois U.S.A.
  • 8156652302 | +1 815-665-2302 Illinois U.S.A.
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  • 8156652321 | +1 815-665-2321 Illinois U.S.A.
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  • 8156652348 | +1 815-665-2348 Illinois U.S.A.
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  • 8156652351 | +1 815-665-2351 Illinois U.S.A.
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  • 8156652365 | +1 815-665-2365 Illinois U.S.A.
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  • 8156652367 | +1 815-665-2367 Illinois U.S.A.
  • 8156652368 | +1 815-665-2368 Illinois U.S.A.
  • 8156652369 | +1 815-665-2369 Illinois U.S.A.
  • 8156652370 | +1 815-665-2370 Illinois U.S.A.
  • 8156652371 | +1 815-665-2371 Illinois U.S.A.
  • 8156652372 | +1 815-665-2372 Illinois U.S.A.
  • 8156652373 | +1 815-665-2373 Illinois U.S.A.
  • 8156652374 | +1 815-665-2374 Illinois U.S.A.
  • 8156652375 | +1 815-665-2375 Illinois U.S.A.
  • 8156652376 | +1 815-665-2376 Illinois U.S.A.
  • 8156652377 | +1 815-665-2377 Illinois U.S.A.
  • 8156652378 | +1 815-665-2378 Illinois U.S.A.
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  • 8156652394 | +1 815-665-2394 Illinois U.S.A.
  • 8156652395 | +1 815-665-2395 Illinois U.S.A.
  • 8156652396 | +1 815-665-2396 Illinois U.S.A.
  • 8156652397 | +1 815-665-2397 Illinois U.S.A.
  • 8156652398 | +1 815-665-2398 Illinois U.S.A.
  • 8156652399 | +1 815-665-2399 Illinois U.S.A.