Napa County – Napa – 94558 – CA – 3/6
Napa County – Napa – 94558 – CA – 3/6
Cities: Napa, CA (2.98%), American Canyon, CA (0.01%)
County: Napa County, CA
Estimated zip code population in 2011: 65,916
Zip code population in 2010: 66,830
Zip code population in 2000: 63,932