Below is a list of American Canyon CA zip codes. For your research we have also included American Canyon Area Code, Time Zone, UTC and the local Napa County FIPS Code. Each American Canyon California zip code has a center Longitude / Latitude point (the American Canyon center is -122.233 / 38.1167). For your convenience we have also indicated if that zip code in American Canyon observes Daylight Savings time. For more information on American Canyon California you will find helpful business links and searches.