ZIP Code 42757

42757 is one of Kentucky's ZIP codes, delivering to addresses in Magnolia, Larue County.

City: Magnolia
County: Larue County
State: Kentucky
Prefix: 427xx

Where this code sits

42757 is part of the 427xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Magnolia.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 42757 delivers to without sharing its boundary.

ZIP codes nearest 42757

The ZIP codes whose reference points sit closest to 42757.
ZIP code	Distance	Delivers to
ZIP code 42764	6.2 mi	Mount Sherman, KY
ZIP code 42716	6.8 mi	Buffalo, KY
ZIP code 42782	8.0 mi	Summersville, KY
ZIP code 42713	9.5 mi	Bonnieville, KY
ZIP code 42784	10 mi	Upton, KY
ZIP code 42722	10 mi	Canmer, KY
ZIP code 42748	11 mi	Hodgenville, KY
ZIP code 42776	13 mi	Sonora, 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 42757, plotted from its record coordinates.

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

Scope ZIP code 42757. 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.