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).

  • 8152772300 | +1 815-277-2300 Illinois U.S.A.
  • 8152772301 | +1 815-277-2301 Illinois U.S.A.
  • 8152772302 | +1 815-277-2302 Illinois U.S.A.
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  • 8152772367 | +1 815-277-2367 Illinois U.S.A.
  • 8152772368 | +1 815-277-2368 Illinois U.S.A.
  • 8152772369 | +1 815-277-2369 Illinois U.S.A.
  • 8152772370 | +1 815-277-2370 Illinois U.S.A.
  • 8152772371 | +1 815-277-2371 Illinois U.S.A.
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  • 8152772373 | +1 815-277-2373 Illinois U.S.A.
  • 8152772374 | +1 815-277-2374 Illinois U.S.A.
  • 8152772375 | +1 815-277-2375 Illinois U.S.A.
  • 8152772376 | +1 815-277-2376 Illinois U.S.A.
  • 8152772377 | +1 815-277-2377 Illinois U.S.A.
  • 8152772378 | +1 815-277-2378 Illinois U.S.A.
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  • 8152772394 | +1 815-277-2394 Illinois U.S.A.
  • 8152772395 | +1 815-277-2395 Illinois U.S.A.
  • 8152772396 | +1 815-277-2396 Illinois U.S.A.
  • 8152772397 | +1 815-277-2397 Illinois U.S.A.
  • 8152772398 | +1 815-277-2398 Illinois U.S.A.
  • 8152772399 | +1 815-277-2399 Illinois U.S.A.