ZIP Code 53961

53961 is one of Wisconsin's ZIP codes, delivering to addresses in Rock Springs, Sauk County.

City: Rock Springs
County: Sauk County
State: Wisconsin
Prefix: 539xx

Where this code sits

53961 is part of the 539xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Rock Springs.

Rock Springs Wisconsin ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 53961 delivers to without sharing its boundary.

ZIP codes nearest 53961

The ZIP codes whose reference points sit closest to 53961.
ZIP code	Distance	Delivers to
ZIP code 53951	5.4 mi	North Freedom, WI
ZIP code 53958	5.4 mi	Reedsburg, WI
ZIP code 53959	5.7 mi	Reedsburg, WI
ZIP code 53943	7.1 mi	Loganville, WI
ZIP code 53913	8.9 mi	Baraboo, WI
ZIP code 53940	11 mi	Lake Delton, WI
ZIP code 53942	12 mi	Lime Ridge, WI
ZIP code 53941	13 mi	La Valle, 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 53961, plotted from its record coordinates.

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

Scope ZIP code 53961. 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.