ZIP Code 66221

66221 is one of Kansas's ZIP codes, delivering to addresses in Overland Park, Johnson County.

City: Overland Park
County: Johnson County
State: Kansas
Prefix: 662xx

Where this code sits

66221 is part of the 662xx range, the group of codes handled by one mail processing centre. Overland Park is served by 13 ZIP codes in total; the full list, with the county each falls in, is on the Overland Park page.

Overland Park Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66221 delivers to without sharing its boundary.

913 Area code 913

ZIP codes nearest 66221

The ZIP codes whose reference points sit closest to 66221.
ZIP code	Distance	Delivers to
ZIP code 66213	2.4 mi	Overland Park, KS
ZIP code 66223	2.7 mi	Overland Park, KS
ZIP code 66062	3.6 mi	Olathe, KS
ZIP code 66224	4.3 mi	Overland Park, KS
ZIP code 66210	4.4 mi	Overland Park, KS
ZIP code 66085	5.6 mi	Stilwell, KS
ZIP code 66061	6.1 mi	Olathe, KS
ZIP code 66215	6.3 mi	Lenexa, 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 66221, plotted from its record coordinates.

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

Scope ZIP code 66221. 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.