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).

  • 8153284100 | +1 815-328-4100 Illinois U.S.A.
  • 8153284101 | +1 815-328-4101 Illinois U.S.A.
  • 8153284102 | +1 815-328-4102 Illinois U.S.A.
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  • 8153284110 | +1 815-328-4110 Illinois U.S.A.
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  • 8153284112 | +1 815-328-4112 Illinois U.S.A.
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  • 8153284119 | +1 815-328-4119 Illinois U.S.A.
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  • 8153284148 | +1 815-328-4148 Illinois U.S.A.
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  • 8153284154 | +1 815-328-4154 Illinois U.S.A.
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  • 8153284167 | +1 815-328-4167 Illinois U.S.A.
  • 8153284168 | +1 815-328-4168 Illinois U.S.A.
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  • 8153284170 | +1 815-328-4170 Illinois U.S.A.
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  • 8153284173 | +1 815-328-4173 Illinois U.S.A.
  • 8153284174 | +1 815-328-4174 Illinois U.S.A.
  • 8153284175 | +1 815-328-4175 Illinois U.S.A.
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  • 8153284194 | +1 815-328-4194 Illinois U.S.A.
  • 8153284195 | +1 815-328-4195 Illinois U.S.A.
  • 8153284196 | +1 815-328-4196 Illinois U.S.A.
  • 8153284197 | +1 815-328-4197 Illinois U.S.A.
  • 8153284198 | +1 815-328-4198 Illinois U.S.A.
  • 8153284199 | +1 815-328-4199 Illinois U.S.A.