City of New Haven


203 Area code: New Haven, New Haven - Landline

Directory Numbers

How to dial a U.S. number internationally:

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  • Dial the 10-digit phone number (area code + local number).

  • 2039282800 | +1 203-928-2800 Connecticut U.S.A.
  • 2039282801 | +1 203-928-2801 Connecticut U.S.A.
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