ZIP Code 66539

66539 is one of Kansas's ZIP codes, delivering to addresses in Silver Lake, Shawnee County.

City: Silver Lake
County: Shawnee County
State: Kansas
Prefix: 665xx

Where this code sits

66539 is part of the 665xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Silver Lake.

Silver Lake Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66539 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66539

The ZIP codes whose reference points sit closest to 66539.
ZIP code	Distance	Delivers to
ZIP code 66615	5.7 mi	Topeka, KS
ZIP code 66533	5.9 mi	Rossville, KS
ZIP code 66620	6.5 mi	Topeka, KS
ZIP code 66622	6.5 mi	Topeka, KS
ZIP code 66624	6.5 mi	Topeka, KS
ZIP code 66647	6.5 mi	Topeka, KS
ZIP code 66667	6.5 mi	Topeka, KS
ZIP code 66675	6.5 mi	Topeka, 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 66539, plotted from its record coordinates.

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

Scope ZIP code 66539. 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.