| Zip Code | City | Population ↓ |
|---|---|---|
| 62863 | Mount Carmel | 9,519 |
| 62410 | Allendale | 1,248 |
| 62811 | Bellmont | 256 |
| 62852 | Keensburg | 132 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Wabash County, Illinois (US Census).