Railway Palmetto Railroad Plant City, Arcadia and Gulf Railway Warnell Lumber and Veneer Company Plant City and Arcadia Railroad Raleigh and Augusta Air Line Railroad Chatham Railroad Pittsboro Railroad Raleigh and Charleston Railroad Carolina Northern Railroad Raleigh and Gaston Railroad Louisburg Railroad Richmond, Petersburg and Carolina Railroad Virginia and Carolina Railroad Roanoke and Tar River Railroad Seaboard Air Line Belt Railroad Seaboard-All Florida Railway East and West Coast Railway Florida Western and Northern Railroad Naples, Seaboard, and Gulf Railway Seaboard and Roanoke Railroad Roanoke Railroad Portsmouth and Roanoke Railroad South Bound Railroad Tallahassee, Perry and Southeastern Railway Tallahassee Southeastern Railway Florida, Georgia and Western Railway Tampa Terminal Company Tavares and Gulf Railroad (bought 1926) Tavares, Apopka and Gulf Railroad See also List of Atlantic Coast Line Railroad precursors External links Seaboard System family tree (PDF) Seaboard Air Line Railroad precursors Seaboard Air Line