Here's what I got high90school for teams playing 8man in 2016-17
AGWSR, Ar-We-Va, Audubon, Bedford, Bishop-Garrigan, Boyer Valley, Belmond-Klemme, CAM, Central Elkader, Central City, Cedar Valley Christian, Charter Oak-Ute, Clarksville, Clay Central-Everly, Colo-Nesco, Coon Rapids-Bayards, Don Bosco, Dunkerton, East Mills, East Union, Easton Valley, English Valleys, Essex, Exira-EHK, Fremont Mills,
Glidden-Ralston, GTRA, Harris-Lake Park, HLV, Iowa Valley Marengo, Janesville, Kee High, Kingsley-Pierson, Lamoni, Lenox, Lone Tree, Melcher-Dallas, Meskwaki Settlement, Midland, Mormon Trail GG, Moravia, Murray, Northwood-Kensett, North Iowa , Remsen St. Marys, Riceville, River Valley, Rockford, Seymour-Moulten Udell, Sidney, Springville, Stanton
Tripoli, Tri-County, Turkey Valley,Twin Cedars, WACO, Wayne, West Bend-Mallard, West Harrison, West Central, Woodbine
BK is the only school I have heard that is not confirmed but an IHSAA director told me himself they were looking at coming down to 8man.