Napa County California Zip Codes

Cities in

Below are a list of the cities located in Napa County, CA. There are 12 total unique zip codes in Napa County, California. The time zone for Napa County is the Pacific Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 06055.

The population in Napa County, CA is currently 136,207. That is a decrease of 0.00% vs the population of 136,484 in 2010.

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