ZIP Code 81057

81057 is one of Colorado's ZIP codes, delivering to addresses in Mc Clave, Bent County.

City: Mc Clave
County: Bent County
State: Colorado
Prefix: 810xx

Where this code sits

81057 is part of the 810xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mc Clave.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 81057 delivers to without sharing its boundary.

719 Area code 719

ZIP codes nearest 81057

The ZIP codes whose reference points sit closest to 81057.
ZIP code	Distance	Delivers to
ZIP code 81092	11 mi	Wiley, CO
ZIP code 81044	11 mi	Hasty, CO
ZIP code 81038	14 mi	Fort Lyon, CO
ZIP code 81052	15 mi	Lamar, CO
ZIP code 81054	16 mi	Las Animas, CO
ZIP code 81045	29 mi	Haswell, CO
ZIP code 81036	31 mi	Eads, CO
ZIP code 81041	31 mi	Granada, 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 81057, plotted from its record coordinates.

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

Scope ZIP code 81057. 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.