Below is a list of Dunsmuir CA zip codes. For your research we have also included Dunsmuir Area Code, Time Zone, UTC and the local Siskiyou County FIPS Code. Each Dunsmuir California zip code has a center Longitude / Latitude point (the Dunsmuir center is -122.26999664307 / 41.235599517822). For your convenience we have also indicated if that zip code in Dunsmuir observes Daylight Savings time.