Postal Code for Dupo, Illinois
The postal code for Dupo, Illinois, United States is 62239. With map location and coordinates.
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The postal code for Dupo, Illinois, United States is 62239:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 62239 | Dupo | St. Clair | 38.516, -90.21 |
‹ All postal codes in Illinois
Frequently asked questions
What is the postal code of Dupo?
The postal code of Dupo is 62239.
Why does Dupo have more than one postal code?
Larger towns and cities are split into several postal-code areas, each serving a different neighbourhood, PO-box range or large organisation.