ZIP Code 93451

93451 is one of California's ZIP codes, delivering to addresses in San Miguel, San Luis Obispo County.

City: San Miguel
County: San Luis Obispo County
State: California
Prefix: 934xx

Where this code sits

93451 is part of the 934xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to San Miguel.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 93451 delivers to without sharing its boundary.

ZIP codes nearest 93451

The ZIP codes whose reference points sit closest to 93451.
ZIP code	Distance	Delivers to
ZIP code 93447	11 mi	Paso Robles, CA
ZIP code 93450	16 mi	San Ardo, CA
ZIP code 93446	19 mi	Paso Robles, CA
ZIP code 93461	21 mi	Shandon, CA
ZIP code 93426	22 mi	Bradley, CA
ZIP code 93210	23 mi	Coalinga, CA
ZIP code 93465	25 mi	Templeton, CA
ZIP code 93932	27 mi	Lockwood, 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 93451, plotted from its record coordinates.

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

Scope ZIP code 93451. 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.