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).

  • 8155733900 | +1 815-573-3900 Illinois U.S.A.
  • 8155733901 | +1 815-573-3901 Illinois U.S.A.
  • 8155733902 | +1 815-573-3902 Illinois U.S.A.
  • 8155733903 | +1 815-573-3903 Illinois U.S.A.
  • 8155733904 | +1 815-573-3904 Illinois U.S.A.
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  • 8155733951 | +1 815-573-3951 Illinois U.S.A.
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  • 8155733953 | +1 815-573-3953 Illinois U.S.A.
  • 8155733954 | +1 815-573-3954 Illinois U.S.A.
  • 8155733955 | +1 815-573-3955 Illinois U.S.A.
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  • 8155733966 | +1 815-573-3966 Illinois U.S.A.
  • 8155733967 | +1 815-573-3967 Illinois U.S.A.
  • 8155733968 | +1 815-573-3968 Illinois U.S.A.
  • 8155733969 | +1 815-573-3969 Illinois U.S.A.
  • 8155733970 | +1 815-573-3970 Illinois U.S.A.
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  • 8155733973 | +1 815-573-3973 Illinois U.S.A.
  • 8155733974 | +1 815-573-3974 Illinois U.S.A.
  • 8155733975 | +1 815-573-3975 Illinois U.S.A.
  • 8155733976 | +1 815-573-3976 Illinois U.S.A.
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  • 8155733978 | +1 815-573-3978 Illinois U.S.A.
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  • 8155733980 | +1 815-573-3980 Illinois U.S.A.
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  • 8155733990 | +1 815-573-3990 Illinois U.S.A.
  • 8155733991 | +1 815-573-3991 Illinois U.S.A.
  • 8155733992 | +1 815-573-3992 Illinois U.S.A.
  • 8155733993 | +1 815-573-3993 Illinois U.S.A.
  • 8155733994 | +1 815-573-3994 Illinois U.S.A.
  • 8155733995 | +1 815-573-3995 Illinois U.S.A.
  • 8155733996 | +1 815-573-3996 Illinois U.S.A.
  • 8155733997 | +1 815-573-3997 Illinois U.S.A.
  • 8155733998 | +1 815-573-3998 Illinois U.S.A.
  • 8155733999 | +1 815-573-3999 Illinois U.S.A.