ZIP Code 66945

66945 is one of Kansas's ZIP codes, delivering to addresses in Hanover, Washington County.

City: Hanover
County: Washington County
State: Kansas
Prefix: 669xx

Where this code sits

66945 is part of the 669xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hanover.

Hanover Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66945 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66945

The ZIP codes whose reference points sit closest to 66945.
ZIP code	Distance	Delivers to
ZIP code 66412	6.6 mi	Bremen, KS
ZIP code 66946	7.2 mi	Hollenberg, KS
ZIP code 66968	11 mi	Washington, KS
ZIP code 68415	11 mi	Odell, NE
ZIP code 66508	13 mi	Marysville, KS
ZIP code 68440	13 mi	Steele City, NE
ZIP code 66518	14 mi	Oketo, KS
ZIP code 66943	14 mi	Greenleaf, 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 66945, plotted from its record coordinates.

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

Scope ZIP code 66945. 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.