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).

  • 8152790200 | +1 815-279-0200 Illinois U.S.A.
  • 8152790201 | +1 815-279-0201 Illinois U.S.A.
  • 8152790202 | +1 815-279-0202 Illinois U.S.A.
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  • 8152790248 | +1 815-279-0248 Illinois U.S.A.
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  • 8152790250 | +1 815-279-0250 Illinois U.S.A.
  • 8152790251 | +1 815-279-0251 Illinois U.S.A.
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  • 8152790264 | +1 815-279-0264 Illinois U.S.A.
  • 8152790265 | +1 815-279-0265 Illinois U.S.A.
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  • 8152790267 | +1 815-279-0267 Illinois U.S.A.
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  • 8152790270 | +1 815-279-0270 Illinois U.S.A.
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  • 8152790275 | +1 815-279-0275 Illinois U.S.A.
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  • 8152790278 | +1 815-279-0278 Illinois U.S.A.
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  • 8152790297 | +1 815-279-0297 Illinois U.S.A.
  • 8152790298 | +1 815-279-0298 Illinois U.S.A.
  • 8152790299 | +1 815-279-0299 Illinois U.S.A.