Below is a list of Grenada CA zip codes. For your research we have also included Grenada Area Code, Time Zone, UTC and the local Siskiyou County FIPS Code. Each Grenada California zip code has a center Longitude / Latitude point (the Grenada center is -122.53199768066 / 41.640998840332). For your convenience we have also indicated if that zip code in Grenada observes Daylight Savings time.