ZIP Code 81152

81152 is one of Colorado's ZIP codes, delivering to addresses in San Luis, Costilla County.

City: San Luis
County: Costilla County
State: Colorado
Prefix: 811xx

Where this code sits

81152 is part of the 811xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to San Luis.

San Luis Colorado ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 81152 delivers to without sharing its boundary.

719 Area code 719

ZIP codes nearest 81152

The ZIP codes whose reference points sit closest to 81152.
ZIP code	Distance	Delivers to
ZIP code 81126	6.7 mi	Chama, CO
ZIP code 81138	11 mi	Jaroso, CO
ZIP code 87512	11 mi	Amalia, NM
ZIP code 87524	16 mi	Costilla, NM
ZIP code 81133	23 mi	Fort Garland, CO
ZIP code 81123	23 mi	Blanca, CO
ZIP code 81141	25 mi	Manassa, CO
ZIP code 87519	26 mi	Cerro, NM

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 81152, plotted from its record coordinates.

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

Scope ZIP code 81152. 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.