ZIP Code 95573

95573 is one of California's ZIP codes, delivering to addresses in Willow Creek, Humboldt County.

City: Willow Creek
County: Humboldt County
State: California
Prefix: 955xx

Where this code sits

95573 is part of the 955xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Willow Creek.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 95573 delivers to without sharing its boundary.

ZIP codes nearest 95573

The ZIP codes whose reference points sit closest to 95573.
ZIP code	Distance	Delivers to
ZIP code 95563	7.0 mi	Salyer, CA
ZIP code 95546	7.5 mi	Hoopa, CA
ZIP code 95525	14 mi	Blue Lake, CA
ZIP code 95527	16 mi	Burnt Ranch, CA
ZIP code 95550	17 mi	Korbel, CA
ZIP code 95519	24 mi	Mckinleyville, CA
ZIP code 95524	24 mi	Bayside, CA
ZIP code 95521	24 mi	Arcata, CA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 95573, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 95573. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.