ZIP Code 66442

66442 is one of Kansas's ZIP codes, delivering to addresses in Fort Riley, Geary County.

City: Fort Riley
County: Geary County
State: Kansas
Prefix: 664xx

Where this code sits

66442 is part of the 664xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fort Riley.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66442 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66442

The ZIP codes whose reference points sit closest to 66442.
ZIP code	Distance	Delivers to
ZIP code 66441	3.6 mi	Junction City, KS
ZIP code 66517	5.5 mi	Ogden, KS
ZIP code 66514	9.9 mi	Milford, KS
ZIP code 67431	14 mi	Chapman, KS
ZIP code 66502	14 mi	Manhattan, KS
ZIP code 66506	14 mi	Manhattan, KS
ZIP code 66503	15 mi	Manhattan, KS
ZIP code 66531	17 mi	Riley, 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 66442, plotted from its record coordinates.

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

Scope ZIP code 66442. 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.