ZIP Code 66006

66006 is one of Kansas's ZIP codes, delivering to addresses in Baldwin City, Douglas County.

City: Baldwin City
County: Douglas County
State: Kansas
Prefix: 660xx

Where this code sits

66006 is part of the 660xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Baldwin City.

Baldwin City Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66006 delivers to without sharing its boundary.

785 Area code 785

ZIP codes nearest 66006

The ZIP codes whose reference points sit closest to 66006.
ZIP code	Distance	Delivers to
ZIP code 66092	9.2 mi	Wellsville, KS
ZIP code 66046	9.8 mi	Lawrence, KS
ZIP code 66047	10 mi	Lawrence, KS
ZIP code 66045	11 mi	Lawrence, KS
ZIP code 66025	12 mi	Eudora, KS
ZIP code 66021	12 mi	Edgerton, KS
ZIP code 66049	12 mi	Lawrence, KS
ZIP code 66067	13 mi	Ottawa, 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 66006, plotted from its record coordinates.

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

Scope ZIP code 66006. 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.