ZIP Code 93412

93412 is one of California's ZIP codes, delivering to addresses in Los Osos, San Luis Obispo County.

City: Los Osos
County: San Luis Obispo County
State: California
Prefix: 934xx

Where this code sits

93412 is part of the 934xx range, the group of codes handled by one mail processing centre. Los Osos 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 93412 delivers to without sharing its boundary.

ZIP codes nearest 93412

The ZIP codes whose reference points sit closest to 93412.
ZIP code	Distance	Delivers to
ZIP code 93402	0.4 mi	Los Osos, CA
ZIP code 93443	3.9 mi	Morro Bay, CA
ZIP code 93442	4.8 mi	Morro Bay, CA
ZIP code 93405	8.6 mi	San Luis Obispo, CA
ZIP code 93423	8.8 mi	Atascadero, CA
ZIP code 93430	9.8 mi	Cayucos, CA
ZIP code 93403	9.9 mi	San Luis Obispo, CA
ZIP code 93406	9.9 mi	San Luis Obispo, 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 93412, plotted from its record coordinates.

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

Scope ZIP code 93412. 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.