Dates of post office operation:
| Zip Code | 63457 | Location | 80.8 miles NE of Columbia | Latitude | 40.10402 | Longitude | 91.712267 | Map from US Census | <a href="http://tiger.census.gov/cgi-bin/mapgen?lat=40.10402&lon;=-91.712267&wid;=.25&ht;=.25&iht;=400&iwd;=600&mlat;= |
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