Callahan, Florida
Railroads
#### Railroads

Two railroad lines exist within Callahan; The [CSX](/wiki/CSX "CSX") [Nahunta Subdivision](/wiki/Nahunta_Subdivision "Nahunta Subdivision"), a former [Atlantic Coast Line Railroad](/wiki/Atlantic_Coast_Line_Railroad "Atlantic Coast Line Railroad") line which runs from the Jacksonville Terminal Subdivision in Jacksonville to the Savannah Subdivision in [Savannah, Georgia](/wiki/Savannah%2C_Georgia "Savannah, Georgia"), and the [CSX](/wiki/CSX "CSX") [Callahan Subdivision](/wiki/Callahan_Subdivision "Callahan Subdivision"). a former [Seaboard Air Line Railroad](/wiki/Seaboard_Air_Line_Railroad "Seaboard Air Line Railroad") line which runs south to a junction in Baldwin that includes the [Wildwood Subdivision](/wiki/Wildwood_Subdivision "Wildwood Subdivision") the former [Tallahassee Subdivision](/wiki/Tallahassee_Subdivision "Tallahassee Subdivision") and another leg of the Jacksonville Terminal Subdivision. Two former SAL lines that extended from the Callahan Subdivision were an abandoned segment of the [Fernandina Subdivision](/wiki/Fernandina_Subdivision "Fernandina Subdivision") and the [Gross Cutoff](/wiki/Gross_Cutoff "Gross Cutoff").


Which former railroad lines make up the CSX Nahunta Subdivision?