Keystone ZIP code, Indiana
The ZIP code for Keystone, IN is 46759, and its area code is 260.
- USPS city name
- 1 ZIP code
- Population
- 65
- Area code
- 260
- County
- Wells County
- State
- Indiana
NANPA lists no telephone rate centre for Keystone itself, so these are the area codes of the nearest one, Petroleum (0.9 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Keystone
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
46759 | Keystone , IN | Standard | 271 | $56,354 | — |
Map of Keystone ZIP codes
The ZIP codes of Keystone, IN, 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 Keystone
The nearest larger towns are Montpelier (1,533 people, 3.2 mi), Poneto (174 people, 5.0 mi) and Liberty Center (389 people, 7.7 mi).
| Town | Population | Distance |
|---|---|---|
| Hartford City | 5,794 | 11.2 mi |
| Bluffton | 10,529 | 11.5 mi |
| Upland | 3,918 | 15.4 mi |
| Berne | 3,965 | 16.7 mi |
| Portland | 6,416 | 18.1 mi |
| Gas City | 6,076 | 18.8 mi |
| Albany | 2,907 | 19.8 mi |
| Ossian | 3,384 | 20.3 mi |
| Marion | 27,531 | 21.1 mi |
| Fairmount | 2,662 | 23.6 mi |
| Huntington | 17,030 | 23.7 mi |
| Decatur | 9,811 | 24.0 mi |
| Muncie | 64,751 | 28.1 mi |
More nearby: every ZIP code in Wells County · Indiana ZIP codes
Cite this page
zipcodes.pro. “Keystone, IN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/in/keystone
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