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).

  • 8153310100 | +1 815-331-0100 Illinois U.S.A.
  • 8153310101 | +1 815-331-0101 Illinois U.S.A.
  • 8153310102 | +1 815-331-0102 Illinois U.S.A.
  • 8153310103 | +1 815-331-0103 Illinois U.S.A.
  • 8153310104 | +1 815-331-0104 Illinois U.S.A.
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  • 8153310109 | +1 815-331-0109 Illinois U.S.A.
  • 8153310110 | +1 815-331-0110 Illinois U.S.A.
  • 8153310111 | +1 815-331-0111 Illinois U.S.A.
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  • 8153310115 | +1 815-331-0115 Illinois U.S.A.
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  • 8153310123 | +1 815-331-0123 Illinois U.S.A.
  • 8153310124 | +1 815-331-0124 Illinois U.S.A.
  • 8153310125 | +1 815-331-0125 Illinois U.S.A.
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  • 8153310131 | +1 815-331-0131 Illinois U.S.A.
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  • 8153310151 | +1 815-331-0151 Illinois U.S.A.
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  • 8153310166 | +1 815-331-0166 Illinois U.S.A.
  • 8153310167 | +1 815-331-0167 Illinois U.S.A.
  • 8153310168 | +1 815-331-0168 Illinois U.S.A.
  • 8153310169 | +1 815-331-0169 Illinois U.S.A.
  • 8153310170 | +1 815-331-0170 Illinois U.S.A.
  • 8153310171 | +1 815-331-0171 Illinois U.S.A.
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  • 8153310173 | +1 815-331-0173 Illinois U.S.A.
  • 8153310174 | +1 815-331-0174 Illinois U.S.A.
  • 8153310175 | +1 815-331-0175 Illinois U.S.A.
  • 8153310176 | +1 815-331-0176 Illinois U.S.A.
  • 8153310177 | +1 815-331-0177 Illinois U.S.A.
  • 8153310178 | +1 815-331-0178 Illinois U.S.A.
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  • 8153310194 | +1 815-331-0194 Illinois U.S.A.
  • 8153310195 | +1 815-331-0195 Illinois U.S.A.
  • 8153310196 | +1 815-331-0196 Illinois U.S.A.
  • 8153310197 | +1 815-331-0197 Illinois U.S.A.
  • 8153310198 | +1 815-331-0198 Illinois U.S.A.
  • 8153310199 | +1 815-331-0199 Illinois U.S.A.