August Derleth Society, The 
100 Jefferson Street; P.O. Box 481
Sauk City, WI 53583

Ferry Bluff Eagle Council, The 
P.O. Box 532
Sauk City, WI

Sauk Prairie Area Chamber of Commerce 
421 Water Street, Suite 105
Prairie du Sac, WI 53578

Sauk Prairie Area Historical Society 
565 Water Street
Prairie du Sac, WI 53578