Below is a list of Chiriaco Summit CA zip codes. For your research we have also included Chiriaco Summit Area Code, Time Zone, UTC and the local Riverside County FIPS Code. Each Chiriaco Summit California zip code has a center Longitude / Latitude point (the Chiriaco Summit center is -115.72100067139 / 33.660900115967). For your convenience we have also indicated if that zip code in Chiriaco Summit observes Daylight Savings time.