Postal Code for Monmouth, Illinois
The postal code for Monmouth, Illinois, United States is 61462. With map location and coordinates.
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The postal code for Monmouth, Illinois, United States is 61462:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 61462 | Monmouth | Warren | 40.911, -90.645 |
‹ All postal codes in Illinois
Frequently asked questions
What is the postal code of Monmouth?
The postal code of Monmouth is 61462.
Why does Monmouth 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.