Below is a list of Mountain Center CA zip codes. For your research we have also included Mountain Center Area Code, Time Zone, UTC and the local Riverside County FIPS Code. Each Mountain Center California zip code has a center Longitude / Latitude point (the Mountain Center center is -116.72499847412 / 33.704498291016). For your convenience we have also indicated if that zip code in Mountain Center observes Daylight Savings time.