ZIP Code 66541

66541 is one of Kansas's ZIP codes, delivering to addresses in Summerfield, Marshall County.

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

Where this code sits

66541 is part of the 665xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Summerfield.

Summerfield Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66541 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66541

The ZIP codes whose reference points sit closest to 66541.
ZIP code	Distance	Delivers to
ZIP code 66406	7.7 mi	Beattie, KS
ZIP code 66403	8.2 mi	Axtell, KS
ZIP code 66404	10 mi	Baileyville, KS
ZIP code 68381	11 mi	Liberty, NE
ZIP code 68323	12 mi	Burchard, NE
ZIP code 68420	13 mi	Pawnee City, NE
ZIP code 66438	13 mi	Home, KS
ZIP code 68309	14 mi	Barneston, 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 66541, plotted from its record coordinates.

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

Scope ZIP code 66541. 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.