ZIP Code 66031

66031 is one of Kansas's ZIP codes, delivering to addresses in New Century, Johnson County.

City: New Century
County: Johnson County
State: Kansas
Prefix: 660xx

Where this code sits

66031 is part of the 660xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to New Century.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66031 delivers to without sharing its boundary.

913 Area code 913

ZIP codes nearest 66031

The ZIP codes whose reference points sit closest to 66031.
ZIP code	Distance	Delivers to
ZIP code 66030	1.5 mi	Gardner, KS
ZIP code 66083	5.9 mi	Spring Hill, KS
ZIP code 66061	6.0 mi	Olathe, KS
ZIP code 66051	6.3 mi	Olathe, KS
ZIP code 66063	6.3 mi	Olathe, KS
ZIP code 66225	6.3 mi	Overland Park, KS
ZIP code 66251	6.3 mi	Overland Park, KS
ZIP code 66276	6.3 mi	Shawnee Mission, 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 66031, plotted from its record coordinates.

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

Scope ZIP code 66031. 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.