Petroleum ZIP code, Indiana
The ZIP code for Petroleum, IN is 46778, and its area code is 260.
- USPS city name
- 1 ZIP code
- Population
- 34
- Area code
- 260
- County
- Wells County
- State
- Indiana
ZIP codes addressed as Petroleum
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
46778 | Petroleum , IN | Standard | 34 | — | — |
Map of Petroleum ZIP codes
The ZIP codes of Petroleum, 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 Petroleum
The nearest larger towns are Poneto (174 people, 4.8 mi), Keystone (65 people, 5.9 mi) and Linn Grove (396 people, 6.6 mi).
| Town | Population | Distance |
|---|---|---|
| Bluffton | 10,529 | 9.1 mi |
| Berne | 3,965 | 10.8 mi |
| Portland | 6,416 | 15.0 mi |
| Hartford City | 5,794 | 16.0 mi |
| Ossian | 3,384 | 18.3 mi |
| Decatur | 9,811 | 19.0 mi |
| Upland | 3,918 | 21.0 mi |
| Albany | 2,907 | 21.6 mi |
| Gas City | 6,076 | 24.7 mi |
| Huntington | 17,030 | 26.2 mi |
| Marion | 27,531 | 27.0 mi |
| Coldwater, OH | 4,191 | 28.7 mi |
| Fairmount | 2,662 | 29.3 mi |
More nearby: every ZIP code in Wells County · Indiana ZIP codes
Cite this page
zipcodes.pro. “Petroleum, IN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/in/petroleum
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