Below is a list of Fountain Valley CA zip codes. For your research we have also included Fountain Valley Area Code, Time Zone, UTC and the local Orange County FIPS Code. Each Fountain Valley California zip code has a center Longitude / Latitude point (the Fountain Valley center is -117.95099639893 / 33.70299911499). For your convenience we have also indicated if that zip code in Fountain Valley observes Daylight Savings time.