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 U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 2036192500 | +1 203-619-2500 Connecticut U.S.A.
  • 2036192501 | +1 203-619-2501 Connecticut U.S.A.
  • 2036192502 | +1 203-619-2502 Connecticut U.S.A.
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