ZIP Code 53091

53091 is one of Wisconsin's ZIP codes, delivering to addresses in Theresa, Dodge County.

City: Theresa
County: Dodge County
State: Wisconsin
Prefix: 530xx

Where this code sits

53091 is part of the 530xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Theresa.

Theresa Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 53091 delivers to without sharing its boundary.

ZIP codes nearest 53091

The ZIP codes whose reference points sit closest to 53091.
ZIP code	Distance	Delivers to
ZIP code 53050	4.9 mi	Mayville, WI
ZIP code 53048	5.2 mi	Lomira, WI
ZIP code 53002	5.3 mi	Allenton, WI
ZIP code 53006	7.8 mi	Brownsville, WI
ZIP code 53035	9.1 mi	Iron Ridge, WI
ZIP code 53099	9.9 mi	Woodland, WI
ZIP code 53032	10 mi	Horicon, WI
ZIP code 53010	11 mi	Campbellsport, 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 53091, plotted from its record coordinates.

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

Scope ZIP code 53091. 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.