ZIP Code 53818

53818 is one of Wisconsin's ZIP codes, delivering to addresses in Platteville, Grant County.

City: Platteville
County: Grant County
State: Wisconsin
Prefix: 538xx

Where this code sits

53818 is part of the 538xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Platteville.

Platteville Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 53818 delivers to without sharing its boundary.

ZIP codes nearest 53818

The ZIP codes whose reference points sit closest to 53818.
ZIP code	Distance	Delivers to
ZIP code 53510	7.6 mi	Belmont, WI
ZIP code 53808	9.5 mi	Dickeyville, WI
ZIP code 53807	9.7 mi	Cuba City, WI
ZIP code 53580	9.9 mi	Rewey, WI
ZIP code 53820	12 mi	Potosi, WI
ZIP code 53554	12 mi	Livingston, WI
ZIP code 53812	12 mi	Kieler, WI
ZIP code 53813	14 mi	Lancaster, WI

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 53818, plotted from its record coordinates.

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

Scope ZIP code 53818. 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.