ZIP Code 94515

94515 is one of California's ZIP codes, delivering to addresses in Calistoga, Napa County.

City: Calistoga
County: Napa County
State: California
Prefix: 945xx

Where this code sits

94515 is part of the 945xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Calistoga.

Calistoga California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 94515 delivers to without sharing its boundary.

ZIP codes nearest 94515

The ZIP codes whose reference points sit closest to 94515.
ZIP code	Distance	Delivers to
ZIP code 94576	6.1 mi	Deer Park, CA
ZIP code 94508	7.2 mi	Angwin, CA
ZIP code 94574	8.0 mi	Saint Helena, CA
ZIP code 94567	8.6 mi	Pope Valley, CA
ZIP code 95409	9.1 mi	Santa Rosa, CA
ZIP code 95405	11 mi	Santa Rosa, CA
ZIP code 95403	11 mi	Santa Rosa, CA
ZIP code 95452	12 mi	Kenwood, 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 94515, plotted from its record coordinates.

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

Scope ZIP code 94515. 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.