9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 62471 | Vandalia | 10,305 |
| 62080 | Ramsey | 2,688 |
| 62458 | Saint Elmo | 2,275 |
| 62418 | Brownstown | 2,076 |
| 62414 | Beecher City | 1,644 |
| 62838 | Farina | 1,540 |
| 62880 | Saint Peter | 636 |
| 62885 | Shobonier | 369 |
| 62011 | Bingham | 273 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Fayette County, Illinois (US Census).