ZIP Code 42721

42721 is one of Kentucky's ZIP codes, delivering to addresses in Caneyville, Grayson County.

City: Caneyville
County: Grayson County
State: Kentucky
Prefix: 427xx

Where this code sits

42721 is part of the 427xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Caneyville.

Caneyville Kentucky ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 42721 delivers to without sharing its boundary.

ZIP codes nearest 42721

The ZIP codes whose reference points sit closest to 42721.
ZIP code	Distance	Delivers to
ZIP code 42762	4.1 mi	Millwood, KY
ZIP code 42754	8.4 mi	Leitchfield, KY
ZIP code 40119	9.0 mi	Falls Of Rough, KY
ZIP code 42755	11 mi	Leitchfield, KY
ZIP code 42275	12 mi	Roundhill, KY
ZIP code 42252	12 mi	Jetson, KY
ZIP code 42349	13 mi	Horse Branch, KY
ZIP code 42207	14 mi	Bee Spring, KY

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 42721, plotted from its record coordinates.

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

Scope ZIP code 42721. 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.