ZIP Code 93429

93429 is one of California's ZIP codes, delivering to addresses in Casmalia, Santa Barbara County.

City: Casmalia
County: Santa Barbara County
State: California
Prefix: 934xx

Where this code sits

93429 is part of the 934xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Casmalia.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 93429 delivers to without sharing its boundary.

ZIP codes nearest 93429

The ZIP codes whose reference points sit closest to 93429.
ZIP code	Distance	Delivers to
ZIP code 93455	6.3 mi	Santa Maria, CA
ZIP code 93437	6.5 mi	Lompoc, CA
ZIP code 93458	7.8 mi	Santa Maria, CA
ZIP code 93434	8.1 mi	Guadalupe, CA
ZIP code 93456	9.3 mi	Santa Maria, CA
ZIP code 93457	9.3 mi	Santa Maria, CA
ZIP code 93454	9.5 mi	Santa Maria, CA
ZIP code 93444	13 mi	Nipomo, 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 93429, plotted from its record coordinates.

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

Scope ZIP code 93429. 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.