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).

  • 8153660100 | +1 815-366-0100 Illinois U.S.A.
  • 8153660101 | +1 815-366-0101 Illinois U.S.A.
  • 8153660102 | +1 815-366-0102 Illinois U.S.A.
  • 8153660103 | +1 815-366-0103 Illinois U.S.A.
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  • 8153660115 | +1 815-366-0115 Illinois U.S.A.
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  • 8153660123 | +1 815-366-0123 Illinois U.S.A.
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  • 8153660125 | +1 815-366-0125 Illinois U.S.A.
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  • 8153660166 | +1 815-366-0166 Illinois U.S.A.
  • 8153660167 | +1 815-366-0167 Illinois U.S.A.
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  • 8153660171 | +1 815-366-0171 Illinois U.S.A.
  • 8153660172 | +1 815-366-0172 Illinois U.S.A.
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  • 8153660174 | +1 815-366-0174 Illinois U.S.A.
  • 8153660175 | +1 815-366-0175 Illinois U.S.A.
  • 8153660176 | +1 815-366-0176 Illinois U.S.A.
  • 8153660177 | +1 815-366-0177 Illinois U.S.A.
  • 8153660178 | +1 815-366-0178 Illinois U.S.A.
  • 8153660179 | +1 815-366-0179 Illinois U.S.A.
  • 8153660180 | +1 815-366-0180 Illinois U.S.A.
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  • 8153660194 | +1 815-366-0194 Illinois U.S.A.
  • 8153660195 | +1 815-366-0195 Illinois U.S.A.
  • 8153660196 | +1 815-366-0196 Illinois U.S.A.
  • 8153660197 | +1 815-366-0197 Illinois U.S.A.
  • 8153660198 | +1 815-366-0198 Illinois U.S.A.
  • 8153660199 | +1 815-366-0199 Illinois U.S.A.