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).

  • 8156762400 | +1 815-676-2400 Illinois U.S.A.
  • 8156762401 | +1 815-676-2401 Illinois U.S.A.
  • 8156762402 | +1 815-676-2402 Illinois U.S.A.
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  • 8156762467 | +1 815-676-2467 Illinois U.S.A.
  • 8156762468 | +1 815-676-2468 Illinois U.S.A.
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  • 8156762474 | +1 815-676-2474 Illinois U.S.A.
  • 8156762475 | +1 815-676-2475 Illinois U.S.A.
  • 8156762476 | +1 815-676-2476 Illinois U.S.A.
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  • 8156762495 | +1 815-676-2495 Illinois U.S.A.
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  • 8156762497 | +1 815-676-2497 Illinois U.S.A.
  • 8156762498 | +1 815-676-2498 Illinois U.S.A.
  • 8156762499 | +1 815-676-2499 Illinois U.S.A.