Below is a list of Guasti CA zip codes. For your research we have also included Guasti Area Code, Time Zone, UTC and the local San Bernardino County FIPS Code. Each Guasti California zip code has a center Longitude / Latitude point (the Guasti center is -117.58499908447 / 34.062698364258). For your convenience we have also indicated if that zip code in Guasti observes Daylight Savings time.