Gann Valley ZIP code, South Dakota
The ZIP code for Gann Valley, SD is 57341, and its area code is 605.
- USPS city name
- 1 ZIP code
- Population
- 6
- Area code
- 605
- County
- Buffalo County
- State
- South Dakota
ZIP codes addressed as Gann Valley
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
57341 | Gann Valley , SD | Standard | 79 | — | — |
Map of Gann Valley ZIP codes
The ZIP codes of Gann Valley, SD, 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 Gann Valley
The nearest larger towns are Kimball (457 people, 20 mi), Pukwana (300 people, 20 mi) and Fort Thompson (1,147 people, 21 mi).
| Town | Population | Distance |
|---|---|---|
| Chamberlain | 2,588 | 23.5 mi |
More nearby: every ZIP code in Buffalo County · South Dakota ZIP codes
Cite this page
zipcodes.pro. “Gann Valley, SD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/sd/gann-valley
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