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).

  • 8153317900 | +1 815-331-7900 Illinois U.S.A.
  • 8153317901 | +1 815-331-7901 Illinois U.S.A.
  • 8153317902 | +1 815-331-7902 Illinois U.S.A.
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  • 8153317904 | +1 815-331-7904 Illinois U.S.A.
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  • 8153317906 | +1 815-331-7906 Illinois U.S.A.
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  • 8153317908 | +1 815-331-7908 Illinois U.S.A.
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  • 8153317910 | +1 815-331-7910 Illinois U.S.A.
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  • 8153317951 | +1 815-331-7951 Illinois U.S.A.
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  • 8153317953 | +1 815-331-7953 Illinois U.S.A.
  • 8153317954 | +1 815-331-7954 Illinois U.S.A.
  • 8153317955 | +1 815-331-7955 Illinois U.S.A.
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  • 8153317967 | +1 815-331-7967 Illinois U.S.A.
  • 8153317968 | +1 815-331-7968 Illinois U.S.A.
  • 8153317969 | +1 815-331-7969 Illinois U.S.A.
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  • 8153317974 | +1 815-331-7974 Illinois U.S.A.
  • 8153317975 | +1 815-331-7975 Illinois U.S.A.
  • 8153317976 | +1 815-331-7976 Illinois U.S.A.
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  • 8153317992 | +1 815-331-7992 Illinois U.S.A.
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  • 8153317994 | +1 815-331-7994 Illinois U.S.A.
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  • 8153317997 | +1 815-331-7997 Illinois U.S.A.
  • 8153317998 | +1 815-331-7998 Illinois U.S.A.
  • 8153317999 | +1 815-331-7999 Illinois U.S.A.