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).

  • 8155072300 | +1 815-507-2300 Illinois U.S.A.
  • 8155072301 | +1 815-507-2301 Illinois U.S.A.
  • 8155072302 | +1 815-507-2302 Illinois U.S.A.
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  • 8155072310 | +1 815-507-2310 Illinois U.S.A.
  • 8155072311 | +1 815-507-2311 Illinois U.S.A.
  • 8155072312 | +1 815-507-2312 Illinois U.S.A.
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  • 8155072321 | +1 815-507-2321 Illinois U.S.A.
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  • 8155072351 | +1 815-507-2351 Illinois U.S.A.
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  • 8155072354 | +1 815-507-2354 Illinois U.S.A.
  • 8155072355 | +1 815-507-2355 Illinois U.S.A.
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  • 8155072364 | +1 815-507-2364 Illinois U.S.A.
  • 8155072365 | +1 815-507-2365 Illinois U.S.A.
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  • 8155072367 | +1 815-507-2367 Illinois U.S.A.
  • 8155072368 | +1 815-507-2368 Illinois U.S.A.
  • 8155072369 | +1 815-507-2369 Illinois U.S.A.
  • 8155072370 | +1 815-507-2370 Illinois U.S.A.
  • 8155072371 | +1 815-507-2371 Illinois U.S.A.
  • 8155072372 | +1 815-507-2372 Illinois U.S.A.
  • 8155072373 | +1 815-507-2373 Illinois U.S.A.
  • 8155072374 | +1 815-507-2374 Illinois U.S.A.
  • 8155072375 | +1 815-507-2375 Illinois U.S.A.
  • 8155072376 | +1 815-507-2376 Illinois U.S.A.
  • 8155072377 | +1 815-507-2377 Illinois U.S.A.
  • 8155072378 | +1 815-507-2378 Illinois U.S.A.
  • 8155072379 | +1 815-507-2379 Illinois U.S.A.
  • 8155072380 | +1 815-507-2380 Illinois U.S.A.
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  • 8155072394 | +1 815-507-2394 Illinois U.S.A.
  • 8155072395 | +1 815-507-2395 Illinois U.S.A.
  • 8155072396 | +1 815-507-2396 Illinois U.S.A.
  • 8155072397 | +1 815-507-2397 Illinois U.S.A.
  • 8155072398 | +1 815-507-2398 Illinois U.S.A.
  • 8155072399 | +1 815-507-2399 Illinois U.S.A.