Dates of post office operation:
| Zip Code | 63089 | Location | 36.7 miles SW of St Louis | Latitude | 38.460108 | Longitude | 90.882198 | Map from US Census | <a href="http://tiger.census.gov/cgi-bin/mapgen?lat=38.460108&lon;=-90.882198&wid;=.25&ht;=.25&iht;=400&iwd;=600&mlat;=38 |
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