Below is a list of Porterville CA zip codes. For your research we have also included Porterville Area Code, Time Zone, UTC and the local Tulare County FIPS Code. Each Porterville California zip code has a center Longitude / Latitude point (the Porterville center is -119.02600097656 / 36.076801300049). For your convenience we have also indicated if that zip code in Porterville observes Daylight Savings time.