Name
|
Mark
|
System[nb 1]
|
From
|
To
|
Successor
|
Notes
|
Annapolis and Baltimore Short Line Railroad
|
|
|
1880
|
1894
|
Baltimore and Annapolis Short Line Railroad
|
Annapolis and Elk Ridge Railroad
|
|
|
1837
|
1885
|
Annapolis, Washington and Baltimore Railroad
|
Annapolis, Washington and Baltimore Railroad
|
|
|
1886
|
1908
|
Washington, Baltimore and Annapolis Electric Railway
|
Bachman Valley Railroad
|
|
|
1870
|
1886
|
Baltimore and Harrisburg Railway
|
Baltimore and Annapolis Railroad
|
BLA
|
|
1935
|
1993
|
Canton Railroad
|
Baltimore and Annapolis Short Line Railroad
|
|
|
1894
|
1921
|
Washington, Baltimore and Annapolis Electric Railroad
|
Baltimore Belt Railroad
|
|
B&O
|
1888
|
|
|
Baltimore, Carroll and Frederick Railroad
|
|
WM
|
1852
|
1853
|
Western Maryland Railroad
|
Baltimore, Chesapeake and Atlantic Railway
|
BCA
|
PRR
|
1894
|
1928
|
Baltimore and Eastern Railroad
|
Baltimore and Cumberland Railway
|
|
|
|
|
|
Baltimore and Cumberland Valley Railway
|
|
WM
|
1878
|
1917
|
Western Maryland Railway
|
Baltimore and Delaware Bay Railroad
|
|
PRR
|
1881
|
1902
|
Delaware Railroad
|
Baltimore and Delta Railway
|
|
|
1878
|
1882
|
Maryland Central Railroad
|
Baltimore and Eastern Railroad
|
BE
|
PRR
|
1923
|
1976
|
Consolidated Rail Corporation
|
Baltimore and Eastern Railroad
|
|
PRR
|
1886
|
1894
|
Baltimore, Chesapeake and Atlantic Railway
|
Baltimore, Hampden and Towsontown Railway
|
|
|
1874
|
1878
|
Baltimore and Delta Railway
|
Baltimore and Hanover Railroad
|
|
WM
|
1877
|
1886
|
Baltimore and Harrisburg Railway
|
Baltimore and Harrisburg Railway
|
|
WM
|
1886
|
1917
|
Western Maryland Railway
|
Baltimore and Lehigh Railroad
|
|
|
1891
|
1894
|
Baltimore and Lehigh Railway
|
Baltimore and Lehigh Railway
|
|
|
1894
|
1901
|
Maryland and Pennsylvania Railroad
|
Baltimore and Ohio Railroad
|
B&O, BO
|
B&O
|
1827
|
1987
|
Chesapeake and Ohio Railway
|
Baltimore and Ohio Railroad in Pennsylvania
|
|
B&O
|
1912
|
1980
|
Baltimore and Ohio Railroad
|
Baltimore and Philadelphia Railroad
|
|
PRR
|
1852
|
1854
|
Philadelphia and Baltimore Central Railroad
|
Baltimore and Port Deposit Railroad
|
|
PRR
|
1832
|
1838
|
Philadelphia, Wilmington and Baltimore Railroad
|
Baltimore and Potomac Railroad
|
|
PRR
|
1853
|
1902
|
Philadelphia, Baltimore and Washington Railroad
|
Baltimore and Sparrows Point Railroad
|
|
PRR
|
1887
|
1919
|
Philadelphia, Baltimore and Washington Railroad
|
Baltimore and Susquehanna Railroad
|
|
PRR
|
1828
|
1854
|
Northern Central Railway
|
Baltimore and Swann Lake Passenger Railway
|
|
|
1868
|
1874
|
Baltimore, Hampden and Towsontown Railway
|
Baltimore, Towsontown, Dulaney's Valley and Delta Narrow Gauge Railway
|
|
|
1876
|
1878
|
Baltimore and Delta Railway
|
Bay Coast Railroad
|
BCR
|
|
2006
|
2018
|
Delmarva Central Railroad
|
Bay Ridge and Annapolis Railroad
|
|
B&O
|
1886
|
1903
|
N/A
|
Cambridge and Seaford Railroad
|
|
PRR
|
1882
|
1899
|
Delaware Railroad
|
Caton and Loudon Railway
|
|
PRR
|
1945
|
1973
|
N/A
|
Catonsville Short Line Railroad
|
|
PRR
|
1882
|
1945
|
Caton and Loudon Railway
|
Central Railroad of Maryland
|
|
PRR
|
1913
|
1914
|
York, Hanover and Frederick Railway Company
|
Chaffee Railroad
|
|
WM
|
1918
|
1950
|
Western Maryland Railway
|
Chambersburg, Greencastle and Hagerstown Railroad
|
|
PRR
|
1853
|
1859
|
Franklin Railroad
|
Chesapeake Railroad
|
CHRR
|
|
1995
|
2000
|
N/A
|
Chesapeake Beach Railway
|
|
|
1896
|
1935
|
East Washington Railway
|
Chesapeake and Curtis Bay Railroad
|
|
WM
|
1916
|
1989
|
CSX Transportation
|
Chesapeake and Ohio Railway
|
CO
|
|
1987
|
1987
|
CSX Transportation
|
Columbia and Port Deposit Railroad
|
|
PRR
|
1858
|
1890
|
Port Deposit Railroad
|
Columbia and Port Deposit Railway
|
|
PRR
|
1890
|
1916
|
Philadelphia, Baltimore and Washington Railroad
|
Confluence and Oakland Railroad
|
|
B&O
|
1890
|
1941
|
N/A
|
Consolidated Rail Corporation
|
CR
|
|
1976
|
1999
|
CSX Transportation, Norfolk Southern Railway
|
Cumberland and Pennsylvania Railroad
|
C&PA, CPA
|
WM
|
1850
|
1953
|
Western Maryland Railway
|
Cumberland Valley Railroad
|
|
PRR
|
1860
|
1919
|
Pennsylvania Railroad
|
Curtis Bay Railroad
|
CURB
|
B&O
|
1915
|
1983
|
Baltimore and Ohio Railroad
|
Delaware Railroad
|
|
PRR
|
1867
|
1976
|
Consolidated Rail Corporation
|
Delaware and Chesapeake Railway
|
|
PRR
|
1878
|
1899
|
Delaware Railroad
|
Delaware Coast Line Railroad
|
DCLR
|
|
1982
|
1994
|
Maryland and Delaware Railroad
|
Delaware and Maryland Railroad
|
|
PRR
|
1832
|
1836
|
Wilmington and Susquehanna Railroad
|
Delaware, Maryland and Virginia Railroad
|
|
PRR
|
1883
|
1956
|
Philadelphia, Baltimore and Washington Railroad
|
Dorchester and Delaware Railroad
|
|
PRR
|
1866
|
1883
|
Cambridge and Seaford Railroad
|
East Washington Railway
|
|
|
1935
|
1976
|
N/A
|
Eastern Shore Railroad
|
ESHR
|
|
1981
|
2006
|
Bay Coast Railroad
|
Eastern Shore Railroad (1836-1884)
|
|
PRR
|
1836
|
1884
|
New York, Philadelphia and Norfolk Railroad
|
Elkton and Middletown Railroad
|
|
PRR
|
1880
|
1916
|
Philadelphia, Baltimore and Washington Railroad
|
Emmitsburg Railroad
|
|
|
1868
|
1940
|
N/A
|
Franklin Railroad
|
PRR
|
|
1859
|
1865
|
Cumberland Valley Railroad
|
Franklin Railroad
|
|
PRR
|
1837
|
1850
|
Chambersburg, Greencastle and Hagerstown Railroad
|
Frederick and Northern Railroad Company
|
|
PRR
|
1896
|
1897
|
Hanover and York Railroad Company
|
Frederick and Pennsylvania Line Railroad Company (F&PL)
|
|
PRR
|
1867
|
1896
|
Frederick and Northern Railroad Company
|
George's Creek and Cumberland Railroad
|
|
WM
|
1876
|
1917
|
Western Maryland Railway
|
Green Ridge Railroad
|
|
|
1883
|
1891
|
N/A
|
Operated as a private carrier 1891-94
|
Hagerstown and State Line Railroad
|
|
WM
|
1884
|
1899
|
Washington and Franklin Railway
|
Kent County Railroad
|
|
PRR
|
1856
|
1877
|
Baltimore and Delaware Bay Railroad
|
Lancaster, Cecil and Southern Railroad
|
|
B&O
|
1892
|
1972
|
N/A
|
Maryland Central Railroad
|
|
|
1867
|
1888
|
Maryland Central Railway
|
Maryland Central Railway
|
|
|
1888
|
1891
|
Baltimore and Lehigh Railroad
|
Maryland and Delaware Railroad
|
|
PRR
|
1854
|
1877
|
Delaware and Chesapeake Railway
|
Maryland and Delaware Coast Railway
|
|
PRR
|
1924
|
1932
|
Maryland and Delaware Seacoast Railroad
|
Maryland and Delaware Seacoast Railroad
|
|
PRR
|
1932
|
1935
|
Baltimore and Eastern Railroad
|
Maryland, Delaware and Virginia Railroad
|
|
PRR
|
1905
|
1905
|
Maryland, Delaware and Virginia Railway
|
Maryland, Delaware and Virginia Railway
|
MDV
|
PRR
|
1905
|
1923
|
Baltimore and Eastern Railroad, Maryland and Delaware Coast Railway
|
Maryland and Pennsylvania Railroad
|
M&PA, MPA
|
|
1901
|
1985
|
N/A
|
Maryland and Pennsylvania Terminal Railway
|
|
|
1905
|
1985
|
N/A
|
Metropolitan Railroad (Maryland)
|
|
|
1853
|
1863
|
N/A
|
Following the 1863 bankruptcy, B&O built its Metropolitan Branch along a similar route
|
Metropolitan Southern Railroad
|
|
B&O
|
1890
|
1988
|
N/A
|
New Castle and Frenchtown Turnpike and Railroad Company
|
|
PRR
|
1828
|
1859
|
N/A
|
New York, Philadelphia and Norfolk Railroad
|
|
PRR
|
1882
|
1958
|
Penndel Company
|
Norfolk and Western Railroad
|
|
N&W
|
1881
|
1896
|
Norfolk and Western Railway
|
Norfolk and Western Railway
|
N&W, NW
|
N&W
|
1896
|
1998
|
Norfolk Southern Railway
|
Northern Central Railway
|
|
PRR
|
1854
|
1976
|
Consolidated Rail Corporation
|
Peninsula Railroad
|
|
PRR
|
1880
|
1882
|
New York, Philadelphia and Norfolk Railroad
|
Penn Central Transportation Company
|
PC
|
|
1968
|
1976
|
Consolidated Rail Corporation
|
Penndel Company
|
|
PRR
|
1954
|
1976
|
Consolidated Rail Corporation
|
Pennsylvania Railroad
|
PRR
|
PRR
|
1876
|
1968
|
Penn Central Transportation Company
|
Pennsylvania Railroad in Maryland
|
|
|
1876
|
1888
|
George's Creek and Cumberland Railroad
|
Philadelphia and Baltimore Central Railroad
|
|
PRR
|
1854
|
1916
|
Philadelphia, Baltimore and Washington Railroad
|
Philadelphia, Baltimore and Washington Railroad
|
|
PRR
|
1902
|
1976
|
Consolidated Rail Corporation
|
Philadelphia, Wilmington and Baltimore Railroad
|
|
PRR
|
1838
|
1902
|
Philadelphia, Baltimore and Washington Railroad
|
Piedmont and Cumberland Railway
|
|
WM
|
1886
|
1905
|
Western Maryland Railroad
|
Pittsburgh and Connellsville Railroad
|
|
B&O
|
1837
|
1912
|
Baltimore and Ohio Railroad in Pennsylvania
|
Port Deposit Railroad
|
|
PRR
|
1890
|
1890
|
Columbia and Port Deposit Railway
|
Potomac Valley Railroad
|
|
WM
|
1890
|
1905
|
Western Maryland Railroad
|
Preston Railroad
|
|
|
1897
|
1960
|
N/A
|
Queen Anne's Railroad
|
|
PRR
|
1894
|
1905
|
Maryland, Delaware and Virginia Railroad
|
Queen Anne's and Kent Railroad
|
|
PRR
|
1856
|
1899
|
Delaware Railroad
|
Shenandoah Valley Railroad
|
|
N&W
|
1870
|
1890
|
Shenandoah Valley Railway
|
Shenandoah Valley Railway
|
|
N&W
|
1890
|
1890
|
Norfolk and Western Railroad
|
Smyrna and Delaware Bay Railroad
|
|
PRR
|
1865
|
1902
|
N/A (owned by Baltimore and Delaware Bay Railroad)
|
Southern Maryland Railroad
|
|
|
1868
|
1886
|
Washington and Potomac Railroad
|
State Line and Oakland Railroad
|
|
B&O
|
1889
|
1890
|
State Line and Oakland Railway
|
State Line and Oakland Railway
|
|
B&O
|
1890
|
1890
|
Confluence and Oakland Railroad
|
Union Railroad of Baltimore
|
|
PRR
|
1866
|
1976
|
Consolidated Rail Corporation
|
Virginia and Maryland Railroad
|
VAMD
|
|
1977
|
1981
|
Eastern Shore Railroad
|
Washington, Brandywine and Point Lookout Railroad
|
|
|
1918
|
1942
|
U.S. Navy
|
Washington & Chesapeake Beach Railway
|
|
|
1891
|
1895
|
Chesapeake Beach Railway
|
Washington City and Point Lookout Railroad
|
|
B&O
|
1872
|
1874
|
Baltimore and Ohio Railroad
|
Washington County Railroad
|
|
B&O
|
1864
|
|
|
Washington and Franklin Railway
|
|
WM
|
1899
|
|
|
Owned by Reading Company and leased to Western Maryland Railway; still exists as a lessor of CSX Transportation, owned by Reading International, Inc.
|
Washington and Potomac Railroad
|
|
|
1886
|
1900
|
Washington, Potomac and Chesapeake Railroad
|
Washington, Potomac and Chesapeake Railroad
|
|
|
1901
|
1910
|
Washington, Potomac and Chesapeake Railway
|
Washington, Potomac and Chesapeake Railway
|
|
|
1910
|
1918
|
Washington, Brandywine and Point Lookout Railroad
|
West Virginia Central and Pittsburg Railway
|
|
WM
|
1882
|
1905
|
Western Maryland Railroad
|
Western Maryland Railroad
|
|
WM
|
1853
|
1909
|
Western Maryland Railway
|
Western Maryland Railway
|
WM
|
WM
|
1909
|
1989
|
CSX Transportation
|
Western Maryland Tidewater Railroad
|
|
WM
|
1883
|
1905
|
Western Maryland Railroad
|
Wicomico and Pocomoke Railroad
|
|
PRR
|
1848
|
1890
|
Baltimore and Eastern Shore Railroad
|
Wilmington and Susquehanna Railroad
|
|
PRR
|
1836
|
1838
|
Philadelphia, Wilmington and Baltimore Railroad
|
Worcester Railroad
|
|
PRR
|
1853
|
1883
|
Delaware, Maryland and Virginia Railroad
|
Worcester and Somerset Railroad
|
|
PRR
|
1867
|
1880
|
Peninsula Railroad
|
Hanover and York Railroad Company
|
|
PRR
|
1897
|
1914
|
York, Hanover and Frederick Railway Company
|
York, Hanover and Frederick Railway Company
|
|
PRR
|
1914
|
1954
|
Penndel Company
|