| Locality | Post Code |
|---|---|
| Alexander, Morgan | 62601 |
| Arcadia, Morgan | 62650 |
| Arnold, Morgan | 62650 |
| Bethel, Morgan | 62628 |
| Chapin, Morgan | 62628 |
| Clements, Morgan | 62638 |
| Concord, Morgan | 62631 |
| Franklin, Morgan | 62638 |
| Jacksonville, Morgan | 62650 |
| Literberry, Morgan | 62650 |
| Lynnville, Morgan | 62650 |
| Meredosia, Morgan | 62665 |
| Merritt, Morgan | 62650 |
| Murrayville, Morgan | 62668 |
| Naples, Morgan | 62665 |
| Nortonville, Morgan | 62668 |
| Pisgah, Morgan | 62650 |
| Rees, Morgan | 62638 |
| Sinclair, Morgan | 62650 |
| South Jacksonville, Morgan | 62650 |
| Sweetwater, Morgan | 62665 |
| Waverly, Morgan | 62692 |
| Woodson, Morgan | 62695 |