La Crosse Wisconsin ZIP Codes

La Crosse holds 3 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in La Crosse

The complete list of La Crosse, Wisconsin ZIP codes with the county each falls in.
ZIP code	County
54601	La Crosse County
54602	La Crosse County
54603	La Crosse County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the La Crosse codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for La Crosse. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every La Crosse ZIP code begins 546. Those first three digits identify the sectional center facility that processes mail for this part of Wisconsin. Statewide that range covers 59 ZIP codes, so La Crosse accounts for 5% of it.

Every Wisconsin ZIP prefix and the region it covers →

Area codes covering La Crosse

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground La Crosse occupies.

La Crosse Wisconsin area codes in full →

Where La Crosse's ZIP codes sit

Each point is one La Crosse ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Cities near La Crosse

The closest places to La Crosse with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Onalaska Wisconsin ZIP codes	4.6 mi	1 ZIP code
West Salem Wisconsin ZIP codes	8.5 mi	1 ZIP code
Holmen Wisconsin ZIP codes	10 mi	1 ZIP code
Stoddard Wisconsin ZIP codes	11 mi	1 ZIP code
Bangor Wisconsin ZIP codes	13 mi	1 ZIP code
Chaseburg Wisconsin ZIP codes	13 mi	1 ZIP code
Coon Valley Wisconsin ZIP codes	14 mi	1 ZIP code
Trempealeau Wisconsin ZIP codes	16 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance.