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).

  • 8153316200 | +1 815-331-6200 Illinois U.S.A.
  • 8153316201 | +1 815-331-6201 Illinois U.S.A.
  • 8153316202 | +1 815-331-6202 Illinois U.S.A.
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  • 8153316210 | +1 815-331-6210 Illinois U.S.A.
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  • 8153316224 | +1 815-331-6224 Illinois U.S.A.
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  • 8153316264 | +1 815-331-6264 Illinois U.S.A.
  • 8153316265 | +1 815-331-6265 Illinois U.S.A.
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  • 8153316267 | +1 815-331-6267 Illinois U.S.A.
  • 8153316268 | +1 815-331-6268 Illinois U.S.A.
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  • 8153316273 | +1 815-331-6273 Illinois U.S.A.
  • 8153316274 | +1 815-331-6274 Illinois U.S.A.
  • 8153316275 | +1 815-331-6275 Illinois U.S.A.
  • 8153316276 | +1 815-331-6276 Illinois U.S.A.
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  • 8153316294 | +1 815-331-6294 Illinois U.S.A.
  • 8153316295 | +1 815-331-6295 Illinois U.S.A.
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  • 8153316297 | +1 815-331-6297 Illinois U.S.A.
  • 8153316298 | +1 815-331-6298 Illinois U.S.A.
  • 8153316299 | +1 815-331-6299 Illinois U.S.A.