Below is a list of Harmony CA zip codes. For your research we have also included Harmony Area Code, Time Zone, UTC and the local San Luis Obispo County FIPS Code. Each Harmony California zip code has a center Longitude / Latitude point (the Harmony center is -121.02200317383 / 35.50719833374). For your convenience we have also indicated if that zip code in Harmony observes Daylight Savings time.