Postal Code for Irwin, Idaho
The postal code for Irwin, Idaho, United States is 83428. With map location and coordinates.
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The postal code for Irwin, Idaho, United States is 83428:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 83428 | Irwin | Bonneville | 43.386, -111.253 |
Frequently asked questions
What is the postal code of Irwin?
The postal code of Irwin is 83428.
Why does Irwin 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.