| Post Office | County | Closed * | Zip |
|---|---|---|---|
| Cainsville | Harrison | 64632 | |
| Ferrelview | Platte | 1962 | |
| Maryland Heights | Saint Louis | 1960 | 63043 |
| Wortham | Saint Francois | 1969 |
There are 4 post offices on this page. Closing dates with a » next to them were re-opened at some future time. Refer to the county lists for complete opening and closing information.