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 Napa County Address Data
Businesses Addresses: 8,324
PO Box Addresses: 4,822
Residential Addresses: 69,769
Multi-Family Addresses: 8,229
Single Family Addresses: 60,889
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Map of Napa County, CA ZIP Codes With Actual (Default) City Names