ZIP Code 66509

66509 is one of Kansas's ZIP codes, delivering to addresses in Mayetta, Jackson County.

City: Mayetta
County: Jackson County
State: Kansas
Prefix: 665xx

Where this code sits

66509 is part of the 665xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mayetta.

Mayetta Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66509 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66509

The ZIP codes whose reference points sit closest to 66509.
ZIP code	Distance	Delivers to
ZIP code 66419	4.3 mi	Denison, KS
ZIP code 66440	6.5 mi	Hoyt, KS
ZIP code 66436	7.3 mi	Holton, KS
ZIP code 66088	12 mi	Valley Falls, KS
ZIP code 66512	13 mi	Meriden, KS
ZIP code 66416	14 mi	Circleville, KS
ZIP code 66618	15 mi	Topeka, KS
ZIP code 66418	15 mi	Delia, 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 66509, plotted from its record coordinates.

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

Scope ZIP code 66509. 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.