Zip Code ReportHumboldt County ZIP codes
Every ZIP code in Humboldt County, California, with the city it serves. Open any one for a free neighborhood report.
38 ZIP codes · Humboldt County, CA · FIPS 06023
ZIP codes
38 in this county95501Eureka95502EurekaPO box95503Eureka95511Alderpoint95514Blocksburg95518ArcataPO box95519Mckinleyville95521Arcata95524Bayside95525Blue Lake95526Bridgeville95528Carlotta95534CuttenPO box95536Ferndale95537Fields Landing95540Fortuna95542Garberville95545Honeydew95546Hoopa95547Hydesville95549Kneeland95550Korbel95551Loleta95553Miranda95554Myers Flat95555Orick95556Orleans95558Petrolia95559Phillipsville95560Redway95562Rio Dell95564Samoa95565Scotia95569Redcrest95570Trinidad95571Weott95573Willow Creek95589Whitethorn
3 of these ZIP codes route mail only. A PO-box or single-recipient ZIP has no residential area behind it, so neighborhood statistics can't be computed for it — those pages say so instead of showing numbers.