ZIP Code 95448

95448 is one of California's ZIP codes, delivering to addresses in Healdsburg, Sonoma County.

City: Healdsburg
County: Sonoma County
State: California
Prefix: 954xx

Where this code sits

95448 is part of the 954xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Healdsburg.

Healdsburg California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 95448 delivers to without sharing its boundary.

ZIP codes nearest 95448

The ZIP codes whose reference points sit closest to 95448.
ZIP code	Distance	Delivers to
ZIP code 95492	5.9 mi	Windsor, CA
ZIP code 95441	6.9 mi	Geyserville, CA
ZIP code 95436	9.0 mi	Forestville, CA
ZIP code 95471	9.2 mi	Rio Nido, CA
ZIP code 95439	9.7 mi	Fulton, CA
ZIP code 95446	11 mi	Guerneville, CA
ZIP code 95403	11 mi	Santa Rosa, CA
ZIP code 95444	13 mi	Graton, 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 95448, plotted from its record coordinates.

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

Scope ZIP code 95448. 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.