ZIP Code 94506

94506 is one of California's ZIP codes, delivering to addresses in Danville, Contra Costa County.

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

Where this code sits

94506 is part of the 945xx range, the group of codes handled by one mail processing centre. Danville is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Danville page.

Danville California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 94506 delivers to without sharing its boundary.

ZIP codes nearest 94506

The ZIP codes whose reference points sit closest to 94506.
ZIP code	Distance	Delivers to
ZIP code 94528	2.8 mi	Diablo, CA
ZIP code 94526	3.0 mi	Danville, CA
ZIP code 94570	4.3 mi	Moraga, CA
ZIP code 94575	4.3 mi	Moraga, CA
ZIP code 94582	4.7 mi	San Ramon, CA
ZIP code 94583	5.6 mi	San Ramon, CA
ZIP code 94517	5.8 mi	Clayton, CA
ZIP code 94507	6.0 mi	Alamo, 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 94506, plotted from its record coordinates.

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

Scope ZIP code 94506. 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.