ZIP Code 93558

93558 is one of California's ZIP codes, delivering to addresses in Red Mountain, San Bernardino County.

City: Red Mountain
County: San Bernardino County
State: California
Prefix: 935xx

Where this code sits

93558 is part of the 935xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Red Mountain.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 93558 delivers to without sharing its boundary.

ZIP codes nearest 93558

The ZIP codes whose reference points sit closest to 93558.
ZIP code	Distance	Delivers to
ZIP code 93528	2.0 mi	Johannesburg, CA
ZIP code 93554	6.0 mi	Randsburg, CA
ZIP code 93504	19 mi	California City, CA
ZIP code 93555	19 mi	Ridgecrest, CA
ZIP code 93556	19 mi	Ridgecrest, CA
ZIP code 93519	20 mi	Cantil, CA
ZIP code 93516	24 mi	Boron, CA
ZIP code 93527	24 mi	Inyokern, 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 93558, plotted from its record coordinates.

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

Scope ZIP code 93558. 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.