ZIP Code 92028

92028 is one of California's ZIP codes, delivering to addresses in Fallbrook, San Diego County.

City: Fallbrook
County: San Diego County
State: California
Prefix: 920xx

Where this code sits

92028 is part of the 920xx range, the group of codes handled by one mail processing centre. Fallbrook is served by 2 ZIP codes in total.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 92028 delivers to without sharing its boundary.

ZIP codes nearest 92028

The ZIP codes whose reference points sit closest to 92028.
ZIP code	Distance	Delivers to
ZIP code 92088	1.4 mi	Fallbrook, CA
ZIP code 92003	5.7 mi	Bonsall, CA
ZIP code 92590	8.8 mi	Temecula, CA
ZIP code 92059	9.1 mi	Pala, CA
ZIP code 92589	9.8 mi	Temecula, CA
ZIP code 92593	9.8 mi	Temecula, CA
ZIP code 92057	9.8 mi	Oceanside, CA
ZIP code 92084	11 mi	Vista, 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 92028, plotted from its record coordinates.

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

Scope ZIP code 92028. 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.