Dates of post office operation:
| Zip Code | 63458 | Location | 70.1 miles NE of Columbia | Latitude | 39.997428 | Longitude | 91.99236 | Map from US Census | <a href="http://tiger.census.gov/cgi-bin/mapgen?lat=39.997428&lon;=-91.99236&wid;=.25&ht;=.25&iht;=400&iwd;=600&mla |
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