ZIP Code 81151

81151 is one of Colorado's ZIP codes, delivering to addresses in Sanford, Conejos County.

City: Sanford
County: Conejos County
State: Colorado
Prefix: 811xx

Where this code sits

81151 is part of the 811xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Sanford.

Sanford Colorado ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 81151 delivers to without sharing its boundary.

719 Area code 719

ZIP codes nearest 81151

The ZIP codes whose reference points sit closest to 81151.
ZIP code	Distance	Delivers to
ZIP code 81141	5.9 mi	Manassa, CO
ZIP code 81140	6.0 mi	La Jara, CO
ZIP code 81148	7.4 mi	Romeo, CO
ZIP code 81124	12 mi	Capulin, CO
ZIP code 81129	13 mi	Conejos, CO
ZIP code 81120	14 mi	Antonito, CO
ZIP code 81101	15 mi	Alamosa, CO
ZIP code 81102	15 mi	Alamosa, CO

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 81151, plotted from its record coordinates.

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

Scope ZIP code 81151. 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.