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).

  • 8156763900 | +1 815-676-3900 Illinois U.S.A.
  • 8156763901 | +1 815-676-3901 Illinois U.S.A.
  • 8156763902 | +1 815-676-3902 Illinois U.S.A.
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  • 8156763910 | +1 815-676-3910 Illinois U.S.A.
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  • 8156763951 | +1 815-676-3951 Illinois U.S.A.
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  • 8156763964 | +1 815-676-3964 Illinois U.S.A.
  • 8156763965 | +1 815-676-3965 Illinois U.S.A.
  • 8156763966 | +1 815-676-3966 Illinois U.S.A.
  • 8156763967 | +1 815-676-3967 Illinois U.S.A.
  • 8156763968 | +1 815-676-3968 Illinois U.S.A.
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  • 8156763973 | +1 815-676-3973 Illinois U.S.A.
  • 8156763974 | +1 815-676-3974 Illinois U.S.A.
  • 8156763975 | +1 815-676-3975 Illinois U.S.A.
  • 8156763976 | +1 815-676-3976 Illinois U.S.A.
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  • 8156763978 | +1 815-676-3978 Illinois U.S.A.
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  • 8156763990 | +1 815-676-3990 Illinois U.S.A.
  • 8156763991 | +1 815-676-3991 Illinois U.S.A.
  • 8156763992 | +1 815-676-3992 Illinois U.S.A.
  • 8156763993 | +1 815-676-3993 Illinois U.S.A.
  • 8156763994 | +1 815-676-3994 Illinois U.S.A.
  • 8156763995 | +1 815-676-3995 Illinois U.S.A.
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  • 8156763997 | +1 815-676-3997 Illinois U.S.A.
  • 8156763998 | +1 815-676-3998 Illinois U.S.A.
  • 8156763999 | +1 815-676-3999 Illinois U.S.A.