Pickerel, Day Co., SD - 1909 Business Directory This file contains a listing from "South Dakota State Business Directory", published by The Gazetteer Publishing Co., Denver, CO in 1909. This listing shows businesses in Pickerel. This information transcribed by Violet L. Sunderland, vsunderl@hq.tcfarm.com and may be freely copied for non-profit purposes. All other rights reserved. PICKEREL A postoffice in Day county, 12 miles north of Waubay, the railroad point. Population: 10. (No further information given in listing)