Cincinnati Cycle Club - A local cycling club offering regular group rides, as well as maps and directions for routes.
Cincinnati Off Road Alliance - Local volunteers who work to improve access to trails for mountain bikers, with maps.
MoBo Bicycle Co-Op - A non-profit, volunteer-run collective dedicated to providing every member of the Tri-State area access to bicycles, maintenance, and education.
Queen City Bike - A local blog with links to cycling events, and information about Bike Month (in May).