Poinsett Colony ZIP codes, South Dakota
No ZIP code is named for Poinsett Colony, SD; addresses there use a neighbouring town's name. The ZIP code covering it is 57223. Its area code is 605.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 0
- Area code
- 605
- County
- Hamlin County
- State
- South Dakota
NANPA lists no telephone rate centre for Poinsett Colony itself, so these are the area codes of the nearest one, Castlewood (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Poinsett Colony
These ZIP codes cover part of Poinsett Colony but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
57223 | Castlewood , SD | Standard | 1,429 | $92,424 | $236,600 |
Map of Poinsett Colony ZIP codes
The ZIP codes of Poinsett Colony, 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 Poinsett Colony
More nearby: every ZIP code in Hamlin County · South Dakota ZIP codes
Cite this page
zipcodes.pro. “Poinsett Colony, SD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/sd/poinsett-colony
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