9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 62650 | Jacksonville | 24,821 |
| 62692 | Waverly | 2,005 |
| 62638 | Franklin | 1,485 |
| 62668 | Murrayville | 1,249 |
| 62665 | Meredosia | 1,222 |
| 62628 | Chapin | 917 |
| 62695 | Woodson | 501 |
| 62601 | Alexander | 344 |
| 62631 | Concord | 228 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Morgan County, Illinois (US Census).