Alto ZIP codes, Wisconsin
No ZIP code is named for Alto, WI; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 53963 and 53919. Its area code is 920.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 2 more
- Population
- 122
- Area code
- 920
- County
- Fond du Lac County
- State
- Wisconsin
NANPA lists no telephone rate centre for Alto itself, so these are the area codes of the nearest one, Waupun (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Alto
These ZIP codes cover part of Alto but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
53919 | Brandon , WI | Standard | 2,292 | $97,019 | $223,400 |
53963 | Waupun , WI | Standard | 13,952 | $77,631 | $208,600 |
Map of Alto ZIP codes
The ZIP codes of Alto, WI, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Alto
The nearest larger towns are Waupun (11,174 people, 3.7 mi), Brandon (913 people, 4.7 mi) and Fairwater (350 people, 6.4 mi).
| Town | Population | Distance |
|---|---|---|
| Waupun | 11,174 | 3.7 mi |
| Ripon | 7,772 | 12.4 mi |
| Beaver Dam | 16,565 | 13.9 mi |
| Mayville | 5,228 | 16.9 mi |
| Horicon | 3,814 | 17.2 mi |
| Lomira | 2,675 | 18.2 mi |
| North Fond du Lac | 5,392 | 18.2 mi |
| Juneau | 2,625 | 18.8 mi |
| Fond du Lac | 44,494 | 19.0 mi |
| Berlin | 5,562 | 22.3 mi |
| Columbus | 5,488 | 25.8 mi |
| Omro | 3,642 | 25.8 mi |
| Oshkosh | 66,729 | 27.1 mi |
| Kewaskum | 4,461 | 29.9 mi |
More nearby: every ZIP code in Fond du Lac County · Wisconsin ZIP codes
Cite this page
zipcodes.pro. “Alto, WI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wi/alto
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