Ohio Academy of History - Professional society bringing together teachers, scholars, public historians, and students interested in history. - http://www2.uakron.edu/oah/
Ohio Society Sons of the American Revolution - Aims to perpetuate the memory of those who, by their services or sacrifices during the war of the American Revolution, achieved the independence of the American People. - http://www.sar.org/ohssar/ohssar.html
Ohio Historical Society - Promoting knowledge of archaeology and history in Ohio. - http://www.ohiohistory.org/
Ohio Society War of 1812 - The Society of the War of 1812 in the State of Ohio. - http://www.udata.com/users/hsbaker/ohio1812.htm