Списак свих насеља:
- Alderpoint, Humboldt
- Arcata, Humboldt
- Bayview, Humboldt
- Benbow, Humboldt
- Blue Lake, Humboldt
- Bode, Humboldt
- Cutten, Humboldt
- Dakota City, Humboldt
- Eureka, Humboldt
- Ferndale, Humboldt
- Fieldbrook, Humboldt
- Fields Landing, Humboldt
- Fort McDermitt, Humboldt
- Fortuna, Humboldt
- Garberville, Humboldt
- Gilmore City, Humboldt
- Golconda, Humboldt
- Humboldt, Humboldt
- Humboldt Hill, Humboldt
- Hydesville, Humboldt
- Indianola, Humboldt
- Livermore, Humboldt
- Loleta, Humboldt
- Lu Verne, Humboldt
- Manila, Humboldt
- McDermitt, Humboldt
- McKinleyville, Humboldt
- Miranda, Humboldt
- Myers Flat, Humboldt
- Myrtletown, Humboldt
- Orick, Humboldt
- Orovada, Humboldt
- Paradise Valley, Humboldt
- Phillipsville, Humboldt
- Pine Hills, Humboldt
- Redway, Humboldt
- Renwick, Humboldt
- Rio Dell, Humboldt
- Rutland, Humboldt
- Samoa, Humboldt
- Scotia, Humboldt
- Shelter Cove, Humboldt
- Thor, Humboldt
- Trinidad, Humboldt
- Weott, Humboldt
- Westhaven-Moonstone, Humboldt
- Willow Creek, Humboldt
- Winnemucca, Humboldt