ZIP Code 66857

66857 is one of Kansas's ZIP codes, delivering to addresses in Le Roy, Coffey County.

City: Le Roy
County: Coffey County
State: Kansas
Prefix: 668xx

Where this code sits

66857 is part of the 668xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Le Roy.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66857 delivers to without sharing its boundary.

620 Area code 620

ZIP codes nearest 66857

The ZIP codes whose reference points sit closest to 66857.
ZIP code	Distance	Delivers to
ZIP code 66758	9.2 mi	Neosho Falls, KS
ZIP code 66093	10 mi	Westphalia, KS
ZIP code 66839	12 mi	Burlington, KS
ZIP code 66761	12 mi	Piqua, KS
ZIP code 66852	14 mi	Gridley, KS
ZIP code 66783	15 mi	Yates Center, KS
ZIP code 66015	16 mi	Colony, KS
ZIP code 66749	17 mi	Iola, KS

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 66857, plotted from its record coordinates.

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

Scope ZIP code 66857. 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.