Reva, Harding Co., SD - 1909 Business Directory This file contains a listing from the "South Dakota State Business Directory", published in 1909 by the Gazetteer Publishing Co., Denver, CO. This information was transcribed by Deb Hochhalter and may be used for personal, non-profit use only. All other rights reserved. Deb Hochhalter 1997 Reva Country postoffice in Harding County, 110 miles northeast of Belle Fourche, the nearest railroad point. Population of neighborhood 20. Last Name First Name Business Johnson Erick General merchandise and postmaster