Triumph ZIP code, Illinois
The ZIP code for Triumph, IL is 61371, and its area codes are 815 and 779.
- USPS city name
- 1 ZIP code
- Population
- 83
- County
- LaSalle County
- State
- Illinois
NANPA lists no telephone rate centre for Triumph itself, so these are the area codes of the nearest one, Mendota (4.5 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Triumph
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
61371 | Triumph , IL | Standard | 83 | — | $108,600 |
Map of Triumph ZIP codes
The ZIP codes of Triumph, IL, 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 Triumph
The nearest larger towns are Troy Grove (300 people, 3.9 mi), Mendota (6,994 people, 5.8 mi) and Earlville (1,942 people, 7.9 mi).
| Town | Population | Distance |
|---|---|---|
| Mendota | 6,994 | 5.8 mi |
| Peru | 9,775 | 11.6 mi |
| LaSalle | 9,498 | 12.0 mi |
| Ottawa | 18,447 | 14.3 mi |
| Oglesby | 3,570 | 14.5 mi |
| Spring Valley | 5,476 | 14.8 mi |
| Sheridan | 2,519 | 17.7 mi |
| Lake Holiday | 5,641 | 20.2 mi |
| Marseilles | 4,279 | 23.1 mi |
| Sandwich | 7,219 | 23.2 mi |
| Princeton | 7,975 | 24.4 mi |
| Streator | 12,330 | 27.7 mi |
| Plano | 12,203 | 27.9 mi |
| Rochelle | 9,529 | 29.1 mi |
More nearby: every ZIP code in LaSalle County · Illinois ZIP codes
Cite this page
zipcodes.pro. “Triumph, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/triumph
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