|
| Post Office | County |
|---|
| Lexington | Boone |
| Lincoln | Lincoln |
| Little Osage | Saline |
| Little Shawnee | Cape Girardeau |
| Louisiana | Pike |
| Loutre Island | Montgomery |
| Loutre Lick | Montgomery |
| Marthasville | Montgomery |
| Mine au Breton | Washington |
| Missouriton | Carroll |
| Monroe | Lincoln |
| Moscow | Lincoln |
| Mount Vernon | Lawrence |
| Murphy’s Settlement | Saint Francois |
| Nashville | Boone |
| New London | Ralls |
| New Madrid | New Madrid |
| New Port | Franklin |
| Palmyra | Ralls |
| Point Pleasant | New Madrid |
| Pond Fort | Saint Charles |
| Portage des Sioux | Saint Charles |
| Richland | New Madrid |
| Richmond | Howard |
| Saint Charles | Saint Charles |
| Saint Johns | Franklin |
| Saint Louis | Saint Louis |
| Saint Louis | Saint Louis (City) |
| Saint Michael’s | Madison |
| Sainte Genevieve | Ste. Genevieve |
| Saline | Ste. Genevieve |
| Smithton | Boone |
| Spring Creek | Unlisted- |
| Stillwater | Montgomery |
| Stout’s Fort | Lincoln |
| Talbo | Saline |
| Tucker’s | Perry |
| Tywappidy | Cape Girardeau |
| Wayne Court House | Wayne |
| White Run | Unlisted- |
| Winchester | New Madrid |
|