ZIP Code 92018

92018 is one of California's ZIP codes, delivering to addresses in Carlsbad, San Diego County.

City: Carlsbad
County: San Diego County
State: California
Prefix: 920xx

Where this code sits

92018 is part of the 920xx range, the group of codes handled by one mail processing centre. Carlsbad is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the Carlsbad page.

Carlsbad California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 92018 delivers to without sharing its boundary.

ZIP codes nearest 92018

The ZIP codes whose reference points sit closest to 92018.
ZIP code	Distance	Delivers to
ZIP code 92013	0.0 mi	Carlsbad, CA
ZIP code 92008	1.5 mi	Carlsbad, CA
ZIP code 92010	2.9 mi	Carlsbad, CA
ZIP code 92049	3.1 mi	Oceanside, CA
ZIP code 92051	3.1 mi	Oceanside, CA
ZIP code 92052	3.1 mi	Oceanside, CA
ZIP code 92058	3.1 mi	Oceanside, CA
ZIP code 92054	3.4 mi	Oceanside, 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 92018, plotted from its record coordinates.

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

Scope ZIP code 92018. 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.