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).

  • 8156690300 | +1 815-669-0300 Illinois U.S.A.
  • 8156690301 | +1 815-669-0301 Illinois U.S.A.
  • 8156690302 | +1 815-669-0302 Illinois U.S.A.
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  • 8156690349 | +1 815-669-0349 Illinois U.S.A.
  • 8156690350 | +1 815-669-0350 Illinois U.S.A.
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  • 8156690362 | +1 815-669-0362 Illinois U.S.A.
  • 8156690363 | +1 815-669-0363 Illinois U.S.A.
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  • 8156690366 | +1 815-669-0366 Illinois U.S.A.
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  • 8156690369 | +1 815-669-0369 Illinois U.S.A.
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  • 8156690371 | +1 815-669-0371 Illinois U.S.A.
  • 8156690372 | +1 815-669-0372 Illinois U.S.A.
  • 8156690373 | +1 815-669-0373 Illinois U.S.A.
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  • 8156690375 | +1 815-669-0375 Illinois U.S.A.
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  • 8156690391 | +1 815-669-0391 Illinois U.S.A.
  • 8156690392 | +1 815-669-0392 Illinois U.S.A.
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  • 8156690398 | +1 815-669-0398 Illinois U.S.A.
  • 8156690399 | +1 815-669-0399 Illinois U.S.A.