Below is a list of Silverado CA zip codes. For your research we have also included Silverado Area Code, Time Zone, UTC and the local Orange County FIPS Code. Each Silverado California zip code has a center Longitude / Latitude point (the Silverado center is -117.63800048828 / 33.747001647949). For your convenience we have also indicated if that zip code in Silverado observes Daylight Savings time.