ZIP Code 40340

40340 is one of Kentucky's ZIP codes, delivering to addresses in Nicholasville, Jessamine County.

City: Nicholasville
County: Jessamine County
State: Kentucky
Prefix: 403xx

Where this code sits

40340 is part of the 403xx range, the group of codes handled by one mail processing centre. Nicholasville is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Nicholasville page.

Nicholasville Kentucky ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 40340 delivers to without sharing its boundary.

859 Area code 859

ZIP codes nearest 40340

The ZIP codes whose reference points sit closest to 40340.
ZIP code	Distance	Delivers to
ZIP code 40356	1.3 mi	Nicholasville, KY
ZIP code 40390	5.0 mi	Wilmore, KY
ZIP code 40339	6.3 mi	Keene, KY
ZIP code 40514	8.1 mi	Lexington, KY
ZIP code 40515	9.0 mi	Lexington, KY
ZIP code 40503	9.7 mi	Lexington, KY
ZIP code 40517	9.8 mi	Lexington, KY
ZIP code 40513	10 mi	Lexington, 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 40340, plotted from its record coordinates.

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

Scope ZIP code 40340. 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.