ZIP Code 92860

92860 is one of California's ZIP codes, delivering to addresses in Norco, Riverside County.

City: Norco
County: Riverside County
State: California
Prefix: 928xx

Where this code sits

92860 is part of the 928xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Norco.

Norco California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 92860 delivers to without sharing its boundary.

ZIP codes nearest 92860

The ZIP codes whose reference points sit closest to 92860.
ZIP code	Distance	Delivers to
ZIP code 92879	3.2 mi	Corona, CA
ZIP code 92880	3.3 mi	Corona, CA
ZIP code 92877	3.5 mi	Corona, CA
ZIP code 92878	3.5 mi	Corona, CA
ZIP code 92505	3.7 mi	Riverside, CA
ZIP code 91752	5.0 mi	Mira Loma, CA
ZIP code 92503	5.3 mi	Riverside, CA
ZIP code 91708	5.5 mi	Chino, 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 92860, plotted from its record coordinates.

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

Scope ZIP code 92860. 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.