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> South Dakota > Zip Code 57555
| Zip Code : | 57555 |
| City : | Antelope, Mission city, Okreek, Soldier Creek, White Horse |
| County : | Todd County |
| State : | South Dakota (SD) |
| Land Area : | 419.29 sq mi |
| Water Area : | 1.13 sq mi |
| Latitude : | 43.2420957 |
| Longitude : | -100.6117970 |
| Population (2010): | 3,834 |
| Population Estimate (2012) : | 3,205 |
| Population Density : | 9.14/sq mi |
| Housing Units (2012) : | 1,365 |
| Median Household Income (2012) : | $38,203 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $38,924 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $43,200 (South Dakota : $129,800, USA : $181,400) |