ZIP Code 94002

94002 is one of California's ZIP codes, delivering to addresses in Belmont, San Mateo County.

City: Belmont
County: San Mateo County
State: California
Prefix: 940xx

Where this code sits

94002 is part of the 940xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Belmont.

Belmont California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 94002 delivers to without sharing its boundary.

650 Area code 650

ZIP codes nearest 94002

The ZIP codes whose reference points sit closest to 94002.
ZIP code	Distance	Delivers to
ZIP code 94403	1.6 mi	San Mateo, CA
ZIP code 94070	2.0 mi	San Carlos, CA
ZIP code 94497	2.2 mi	San Mateo, CA
ZIP code 94065	2.6 mi	Redwood City, CA
ZIP code 94404	2.8 mi	San Mateo, CA
ZIP code 94402	3.0 mi	San Mateo, CA
ZIP code 94401	4.2 mi	San Mateo, CA
ZIP code 94061	5.0 mi	Redwood City, 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 94002, plotted from its record coordinates.

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

Scope ZIP code 94002. 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.