ZIP Codes Box

Humboldt County, California ZIP codes

38ZIP codes
35Cities and towns
134,809People in ZIP areas
530, 707Area codes

Humboldt County is in California and the Pacific Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Humboldt County

ZIP codeCityTypePopulationMedian income
95501EurekaStandard22,890$54,137
95502EurekaPO Box only––
95503EurekaStandard25,054$71,855
95511AlderpointStandard71–
95514BlocksburgStandard85–
95518ArcataPO Box only––
95519MckinleyvilleStandard18,728$73,280
95521ArcataStandard21,980$53,114
95524BaysideStandard1,634$87,500
95525Blue LakeStandard1,441$57,379
95526BridgevilleStandard745$39,583
95528CarlottaStandard1,286$55,481
95534CuttenPO Box only––
95536FerndaleStandard3,050$73,375
95537Fields LandingPO Box only532$78,686
95540FortunaStandard14,469$63,695
95542GarbervilleStandard2,463$46,104
95545HoneydewPO Box only194–
95546HoopaStandard2,397$61,607
95547HydesvilleStandard1,263$96,827
95549KneelandStandard1,024$95,179
95550KorbelStandard140$104,063
95551LoletaStandard1,880$64,519
95553MirandaPO Box only789$41,450
95554Myers FlatStandard368$33,125
95555OrickStandard216$39,583
95556OrleansPO Box only949–
95558PetroliaStandard230$51,719
95559PhillipsvillePO Box only41–
95560RedwayStandard1,213$23,720
95562Rio DellStandard3,422$42,975
95564SamoaStandard444$78,750
95565ScotiaStandard764$57,083
95569RedcrestStandard99–
95570TrinidadStandard2,640$74,777
95571WeottPO Box only104–
95573Willow CreekStandard1,089$47,258
95589WhitethornStandard1,115$43,040

Cities and towns in Humboldt County

Area codes in Humboldt County

Questions

How many ZIP codes are in Humboldt County, CA?
Humboldt County has 38 ZIP codes, 29 of them standard ZIP codes for street addresses.
What cities are in Humboldt County?
Humboldt County ZIP codes cover Eureka, Arcata, Alderpoint, Bayside, Blocksburg, Blue Lake, Bridgeville and Carlotta and 27 other places.
What area code is Humboldt County, CA?
Humboldt County uses area codes 530 and 707.
What time zone is Humboldt County in?
Humboldt County is in Pacific Time.

Other California counties