Nassau ZIP codes, Minnesota
No ZIP code is named for Nassau, MN; addresses there use a neighbouring town's name. The ZIP code covering it is 56257. Its area code is 320.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 49
- Area code
- 320
- County
- Lac qui Parle County
- State
- Minnesota
NANPA lists no telephone rate centre for Nassau itself, so these are the area codes of the nearest one, Marietta (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Nassau
These ZIP codes cover part of Nassau but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
56257 | Marietta , MN | Standard | 377 | $75,417 | $73,800 |
Map of Nassau ZIP codes
The ZIP codes of Nassau, MN, 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 Nassau
The nearest larger towns are Marietta (166 people, 4.1 mi), Revillo, SD (88 people, 7.3 mi) and Bellingham (146 people, 9.0 mi).
| Town | Population | Distance |
|---|---|---|
| Milbank, SD | 3,525 | 14.0 mi |
More nearby: every ZIP code in Lac qui Parle County · Minnesota ZIP codes
Cite this page
zipcodes.pro. “Nassau, MN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mn/nassau
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