ZIP Code 92101

92101 is one of California's ZIP codes, delivering to addresses in San Diego, San Diego County.

City

San Diego

County

San Diego County

State

California

Prefix

921xx

Where this code sits

92101 is part of the 921xx range, the group of codes handled by one mail processing centre. San Diego is served by 76 ZIP codes in total; the full list, with the county each falls in, is on the San Diego page.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 92101 delivers to without sharing its boundary.

ZIP codes nearest 92101

The ZIP codes whose reference points sit closest to 92101.
ZIP code	Distance	Delivers to
ZIP code 92112	0.2 mi	San Diego, CA
ZIP code 92135	0.2 mi	San Diego, CA
ZIP code 92138	0.2 mi	San Diego, CA
ZIP code 92142	0.2 mi	San Diego, CA
ZIP code 92147	0.2 mi	San Diego, CA
ZIP code 92149	0.2 mi	San Diego, CA
ZIP code 92150	0.2 mi	San Diego, CA
ZIP code 92152	0.2 mi	San Diego, 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 92101, plotted from its record coordinates.

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

Scope ZIP code 92101. 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.