Below is a list of Alderpoint CA zip codes. For your research we have also included Alderpoint Area Code, Time Zone, UTC and the local Humboldt County FIPS Code. Each Alderpoint California zip code has a center Longitude / Latitude point (the Alderpoint center is -123.61000061035 / 40.175701141357). For your convenience we have also indicated if that zip code in Alderpoint observes Daylight Savings time.