Line Railroad predecessors Atlantic Coast Line 1504 References Further reading Seaboard Coast Line Railroad Former Class I railroads in the United States Standard gauge railways in the United States Railway companies established in 1898 Railway companies disestablished in 1967 Defunct Alabama railroads Defunct Florida railroads Defunct Georgia (U.S. state) railroads Defunct North Carolina railroads Defunct South Carolina railroads Defunct Virginia railroads Companies based in Jacksonville, Florida Defunct companies based in Florida Predecessors of CSX Transportation