EntityQ2237953· pop 29· linked from 42 articlesOacomaSign in to savetown in Lyman County, South Dakota, United StatesConnectionsrace and ethnicity in the United States CensusEntity2020 United States CensusEntitycityEntitySouth DakotaEntitytime zoneEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityDaylight saving timeConceptMissouri RiverEntitytownEntitySioux FallsEntityQ5390EntityUTC−06:00EntityRapid CityEntityUnited States Census BureauEntitytelephone numbering planEntityghost townEntityLewis and Clark ExpeditionEntityunincorporated areaEntitycensus-designated place in the United StatesEntityCategories1891 establishments in South DakotaPopulated places in the United States established in 1891South Dakota populated places on the Missouri RiverTowns in Lyman County, South DakotaTowns in South Dakota