Central Ohio Railroad (1847–1915), predecessor of the Baltimore and Ohio Railroad
Ohio | Columbus, Ohio | Central Intelligence Agency | Ohio State University | Dayton, Ohio | Comedy Central | Central Park | Central Asia | Central processing unit | Ohio River | Toledo, Ohio | Central America | Central | Central Europe | Baltimore and Ohio Railroad | Pennsylvania Railroad | Ohio University | Union Pacific Railroad | Central Committee | Central Java | 2006 Central American and Caribbean Games | Swimming at the 2006 Central American and Caribbean Games | Akron, Ohio | Great Central Railway | Grand Central Terminal | Youngstown, Ohio | Underground Railroad | Central African Republic | New York Central Railroad | central business district |