ZIP Code 95257

95257 is one of California's ZIP codes, delivering to addresses in Wilseyville, Calaveras County.

City: Wilseyville
County: Calaveras County
State: California
Prefix: 952xx

Where this code sits

95257 is part of the 952xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Wilseyville.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 95257 delivers to without sharing its boundary.

ZIP codes nearest 95257

The ZIP codes whose reference points sit closest to 95257.
ZIP code	Distance	Delivers to
ZIP code 95255	2.9 mi	West Point, CA
ZIP code 95248	3.9 mi	Rail Road Flat, CA
ZIP code 95232	6.5 mi	Glencoe, CA
ZIP code 95245	6.8 mi	Mokelumne Hill, CA
ZIP code 95666	6.9 mi	Pioneer, CA
ZIP code 95689	10 mi	Volcano, CA
ZIP code 95246	10 mi	Mountain Ranch, CA
ZIP code 95665	11 mi	Pine Grove, 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 95257, plotted from its record coordinates.

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

Scope ZIP code 95257. 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.