ZIP Code 94547

94547 is one of California's ZIP codes, delivering to addresses in Hercules, Contra Costa County.

City: Hercules
County: Contra Costa County
State: California
Prefix: 945xx

Where this code sits

94547 is part of the 945xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hercules.

Hercules California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 94547 delivers to without sharing its boundary.

ZIP codes nearest 94547

The ZIP codes whose reference points sit closest to 94547.
ZIP code	Distance	Delivers to
ZIP code 94564	1.5 mi	Pinole, CA
ZIP code 94572	1.7 mi	Rodeo, CA
ZIP code 94820	2.7 mi	El Sobrante, CA
ZIP code 94803	3.0 mi	El Sobrante, CA
ZIP code 94525	4.0 mi	Crockett, CA
ZIP code 94806	4.6 mi	San Pablo, CA
ZIP code 94569	5.0 mi	Port Costa, CA
ZIP code 94805	5.6 mi	Richmond, 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 94547, plotted from its record coordinates.

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

Scope ZIP code 94547. 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.