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).

  • 8154282900 | +1 815-428-2900 Illinois U.S.A.
  • 8154282901 | +1 815-428-2901 Illinois U.S.A.
  • 8154282902 | +1 815-428-2902 Illinois U.S.A.
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  • 8154282967 | +1 815-428-2967 Illinois U.S.A.
  • 8154282968 | +1 815-428-2968 Illinois U.S.A.
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  • 8154282973 | +1 815-428-2973 Illinois U.S.A.
  • 8154282974 | +1 815-428-2974 Illinois U.S.A.
  • 8154282975 | +1 815-428-2975 Illinois U.S.A.
  • 8154282976 | +1 815-428-2976 Illinois U.S.A.
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  • 8154282978 | +1 815-428-2978 Illinois U.S.A.
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  • 8154282994 | +1 815-428-2994 Illinois U.S.A.
  • 8154282995 | +1 815-428-2995 Illinois U.S.A.
  • 8154282996 | +1 815-428-2996 Illinois U.S.A.
  • 8154282997 | +1 815-428-2997 Illinois U.S.A.
  • 8154282998 | +1 815-428-2998 Illinois U.S.A.
  • 8154282999 | +1 815-428-2999 Illinois U.S.A.