What to know about ZIP 95559
ZIP code 95559 covers Phillipsville, CA in Humboldt County.
It sits in telephone area codes 369, 707; U.S. House district CA-2; the EUREKA media market.
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Phillipsville CDP, CA
ZIP Code 95559 — Phillipsville CDP, CA Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
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At a glance
Overview of ZIP Code 95559
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Phillipsville CDP, CA as Relatively High (composite score 96.8), which is among the highest nationally. The strongest component scores on US5 are wildfire (95.5) and flood (94.2). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.
Climate normals for Phillipsville CDP, CA show little to no average snow and around 65.4 inches of annual precipitation.
Nearby (from this ZIP)
Airport EKA (46.8 miles (75.4 km)) · College of the Redwoods (42.6 miles (68.5 km)) · Whiskeytown National Recreation Area (67.0 miles (107.9 km)) · VA: Eureka Vet Center (46.7 miles (75.1 km))
Full lists and map pins are in the Infrastructure section below.