ZIP Code 92309

92309 is one of California's ZIP codes, delivering to addresses in Baker, San Bernardino County.

City: Baker
County: San Bernardino County
State: California
Prefix: 923xx

Where this code sits

92309 is part of the 923xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Baker.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 92309 delivers to without sharing its boundary.

ZIP codes nearest 92309

The ZIP codes whose reference points sit closest to 92309.
ZIP code	Distance	Delivers to
ZIP code 92366	30 mi	Mountain Pass, CA
ZIP code 92310	36 mi	Fort Irwin, CA
ZIP code 92389	38 mi	Tecopa, CA
ZIP code 89019	39 mi	Jean, NV
ZIP code 92384	44 mi	Shoshone, CA
ZIP code 92338	45 mi	Ludlow, CA
ZIP code 92365	51 mi	Newberry Springs, CA
ZIP code 92398	53 mi	Yermo, 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 92309, plotted from its record coordinates.

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

Scope ZIP code 92309. 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.