ZIP Code 66518

66518 is one of Kansas's ZIP codes, delivering to addresses in Oketo, Marshall County.

City: Oketo
County: Marshall County
State: Kansas
Prefix: 665xx

Where this code sits

66518 is part of the 665xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oketo.

Oketo Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66518 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66518

The ZIP codes whose reference points sit closest to 66518.
ZIP code	Distance	Delivers to
ZIP code 68309	6.6 mi	Barneston, NE
ZIP code 66508	8.1 mi	Marysville, KS
ZIP code 66412	8.6 mi	Bremen, KS
ZIP code 66438	9.9 mi	Home, KS
ZIP code 68466	11 mi	Wymore, NE
ZIP code 68415	11 mi	Odell, NE
ZIP code 66406	11 mi	Beattie, KS
ZIP code 68381	11 mi	Liberty, NE

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 66518, plotted from its record coordinates.

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

Scope ZIP code 66518. 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.