Below is a list of Annapolis CA zip codes. For your research we have also included Annapolis Area Code, Time Zone, UTC and the local Sonoma County FIPS Code. Each Annapolis California zip code has a center Longitude / Latitude point (the Annapolis center is -123.36799621582 / 38.71960067749). For your convenience we have also indicated if that zip code in Annapolis observes Daylight Savings time.