Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
ZIP Codes in New Haven County Address Data
Businesses Addresses: 31,967
PO Box Addresses: 10,459
Residential Addresses: 351,149
Multi-Family Addresses: 45,399
Single Family Addresses: 303,075
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Map of New Haven County, CT ZIP Codes With Actual (Default) City Names
