Below is a list of Carlotta CA zip codes. For your research we have also included Carlotta Area Code, Time Zone, UTC and the local Humboldt County FIPS Code. Each Carlotta California zip code has a center Longitude / Latitude point (the Carlotta center is -124.05899810791 / 40.537101745605). For your convenience we have also indicated if that zip code in Carlotta observes Daylight Savings time.