The following

railroad Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a pre ...

s merged to form the

Pennsylvania Railroad The Pennsylvania Railroad (reporting mark PRR), legal name The Pennsylvania Railroad Company also known as the "Pennsy", was an American Class I railroad that was established in 1846 and headquartered in Philadelphia, Pennsylvania. It was named ...

(PRR). On February 1, 1968, the PRR merged into Pennsylvania New York Central Transportation. The following PRR-owned and leased companies were still separate at the time of the Penn Central merger: *

Pennsylvania-Reading Seashore Lines The Pennsylvania-Reading Seashore Lines was a railroad that operated in South Jersey in the 20th century. It was created in 1933 as a joint consolidation venture between two competing railroads in the region: the Pennsylvania Railroad and the Rea ...

Baltimore and Eastern Railroad Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...

**The

Baltimore, Chesapeake and Atlantic Railway The Baltimore, Chesapeake and Atlantic railroad, nicknamed Black Cinders & Ashes, ran from Claiborne, Maryland (with steamship connections to Baltimore), to Ocean City, Maryland. It operated of center-line track and of sidings.Interstate Co ...

was conveyed to the Baltimore and Eastern Railroad May 1, 1928. * Caton and Loudon Railway *

Cleveland and Pittsburgh Railroad Cleveland ( ), officially the City of Cleveland, is a city in the U.S. state of Ohio and the county seat of Cuyahoga County. Located in the northeastern part of the state, it is situated along the southern shore of Lake Erie, across the U.S. ...

Connecting Railway The Connecting Railway was a subsidiary of the Pennsylvania Railroad, incorporated to build a connection between the Philadelphia and Trenton Railroad and the PRR in the city of Philadelphia. Construction and assembly Connecting Railway The PRR c ...

**The

Pennsylvania, Ohio and Detroit Railroad The Pennsylvania, Ohio and Detroit Railroad was a railroad company in the U.S. states of Ohio and Michigan that existed from 1926 to 1956. Its sole purpose was to simplify the corporate structure of the Pennsylvania Railroad by merging subsidiaries ...

merged into the Connecting Railway December 9, 1956. ***The Cincinnati, Lebanon and Northern Railway, Cleveland, Akron and Cincinnati Railway, Manufacturers Railway, Pennsylvania-Detroit Railroad and Toledo, Columbus and Ohio River Railroad merged into the Pennsylvania, Ohio and Detroit Railroad December 10, 1925. *****

Cincinnati and Muskingum Valley Railroad Cincinnati and Muskingum Valley Railroad was a railway line which ran from Trinway, Ohio, to Morrow, Ohio, and connected with the Steubenville and Indiana Railway at Trinway. The railroad depended on trackage rights with the Little Miami Railroad ...

consolidated with the Cleveland, Akron & Columbus Railway to form the Cleveland, Akron & Cincinnati Railway July 1, 1911. *

Delaware Railroad The Delaware Railroad was the major railroad in the US state of Delaware, traversing almost the entire state north to south. It was planned in 1836 and built in the 1850s. It began in Porter and was extended south through Dover, Seaford and fin ...

Erie and Pittsburgh Railroad The Erie and Pittsburgh Railroad was a railroad based in Erie, Pennsylvania incorporated on 1 April 1858. Operations began in March 1860. It operated jointly with Buffalo and State Line Railroad from an indeterminate date until 28 February 1870, in ...

Little Miami Railroad The Little Miami Railroad was a railway of southwestern Ohio, running from the eastern side of Cincinnati to Springfield, Ohio. By merging with the Columbus and Xenia Railroad in 1853, it created the first through-rail route from the important ma ...

**The Dayton and Western Railroad merged into the Little Miami Railroad December 27, 1943. **The

Columbus and Xenia Railroad The Columbus and Xenia Railroad was a railroad which connected the city of Columbus, Ohio, Columbus, with the town of Xenia, Ohio, Xenia in the U.S. state, state of Ohio in the United States. Construction began in October 1847, and the line opened ...

merged into the Little Miami Railroad December 1, 1943. *

Northern Central Railway The Northern Central Railway (NCRY) was a Class I Railroad connecting Baltimore, Maryland with Sunbury, Pennsylvania, along the Susquehanna River. Completed in 1858, the line came under the control of the Pennsylvania Railroad (PRR) in 1861, wh ...

**The

Elmira and Lake Ontario Railroad The Elmira and Lake Ontario Railroad was a subsidiary of the Northern Central Railway and later the Pennsylvania Railroad, formed to give the Northern Central an outlet for coal traffic on Lake Ontario. Predecessors Horseheads–Canandaigua Th ...

merged into the Northern Central Railway January 31, 1956. * Pennsylvania and Atlantic Railroad *

Pennsylvania Tunnel and Terminal Railroad The New York Tunnel Extension (also New York Improvement and Tunnel Extension) is a combination of railroad tunnels and approaches from New Jersey and Long Island to Pennsylvania Station in Midtown Manhattan. It was built by Pennsylvania Rai ...

Philadelphia, Baltimore and Washington Railroad The Philadelphia, Baltimore and Washington Railroad (PB&W) was a railroad that operated in Pennsylvania, Delaware, Maryland, and the District of Columbia in the 20th century, and was a key component of the Pennsylvania Railroad (PRR) system. Its ...

**The

Philadelphia, Wilmington and Baltimore Railroad The Philadelphia, Wilmington and Baltimore Railroad (PW&B) was an American railroad that operated independently from 1836 to 1881. It was formed in 1836 by the merger of four state-chartered railroads in three Middle Atlantic states to create a ...

and the

Baltimore and Potomac Railroad The Baltimore and Potomac Railroad (B&P) operated from Baltimore, Maryland, southwest to Washington, D.C., from 1872 to 1902. Controlled by the Pennsylvania Railroad, it was the second railroad company to connect the nation's capital to the Nor ...

were consolidated to form the Philadelphia, Baltimore and Washington Railroad November 1, 1902 **The

Columbia and Port Deposit Railroad The Columbia and Port Deposit Railroad (C&PD) was a railroad that operated in Pennsylvania and Maryland in the 19th and early 20th centuries. It operated a main line between Columbia, Pennsylvania, and Port Deposit, Maryland, generally along the ...

was purchased by PRR in about 1877 (Pennsylvania portion) and 1890 (Maryland portion). The line was assigned to the Philadelphia, Baltimore, and Washington Railroad May 12, 1893 and formally merged September 15, 1916. ***The

Washington and Maryland Line Railroad Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...

, later called the

Columbia and Maryland Line Railroad Columbia may refer to: * Columbia (personification), the historical female national personification of the United States, and a poetic name for America Places North America Natural features * Columbia Plateau, a geologic and geographic region in ...

, was merged into the Columbia and Port Deposit Railroad September 27, 1864. **The

Philadelphia and Baltimore Central Railroad The Philadelphia and Baltimore Central Railroad (P&BC) was a railroad that operated in Pennsylvania and Maryland in the 19th and early 20th centuries. It operated a main line between West Philadelphia and Octoraro Junction, Maryland (near Port ...

merged into the Philadelphia, Baltimore and Washington Railroad September 15, 1916. **

Baltimore and Sparrows Point Railroad Baltimore ( , locally: or ) is the most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic, and the 30th most populous city in the United States with a population of 585,708 in 2020. Baltimore was ...

merged into the Philadelphia, Baltimore and Washington Railroad January 3rd, 1919. **The

Pittsburgh, Cincinnati, Chicago and St. Louis Railroad The Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, commonly called the Pan Handle Route (Panhandle Route in later days), was a railroad that was part of the Pennsylvania Railroad system. Its common name came from its main line, whic ...

merged into the Philadelphia, Baltimore and Washington Railroad April 2, 1956. ***The Pittsburgh, Cincinnati, Chicago and St. Louis Railway, Anderson Belt Railway, Chicago, Indiana and Eastern Railway, Pittsburgh, Wheeling and Kentucky Railroad and Vandalia Railroad merged into the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad January 1, 1917. *** Cincinnati, Richmond and Fort Wayne Railroad merged into the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad June 9, 1927. **The

Delaware, Maryland and Virginia Railroad The Delaware, Maryland, and Virginia Railroad is a defunct American railroad that operated passenger service from Broad Street Station in Philadelphia, Pennsylvania to Franklin City, Virginia. At the latter city, steamship connections could be ma ...

merged into the Philadelphia, Baltimore and Washington Railroad January 31, 1956. *

Philadelphia and Erie Railroad The Philadelphia and Erie Railroad was a railroad that operated in the U.S. state of Pennsylvania between 1861 and 1907. It was subsequently merged into the Pennsylvania Railroad (PRR). History The Sunbury and Erie Railroad Company (also known a ...

Philadelphia and Trenton Railroad The Philadelphia and Trenton Railroad was a railroad from Philadelphia, Pennsylvania to Trenton, New Jersey. Opened in 1832, it became part of the Pennsylvania Railroad system in 1871. The majority of it is now part of Amtrak's Northeast Corridor. ...

Pittsburgh, Fort Wayne and Chicago Railway The Pittsburgh, Fort Wayne and Chicago Railway was a major part of the Pennsylvania Railroad system, extending the PRR west from Pittsburgh, Pennsylvania, via Fort Wayne, Indiana, to Chicago, Illinois. It included the current Norfolk Southern-own ...

* Pittsburgh, Youngstown and Ashtabula Railway *

Shamokin Valley and Pottsville Railroad Shamokin may refer to the following: Geographical locations * Shamokin, Pennsylvania, a city in Northumberland County * Shamokin Dam, Pennsylvania, a borough in Snyder County * Shamokin Township, Northumberland County, Pennsylvania * Shamokin (vi ...

* Union Railroad of Baltimore *

United New Jersey Railroad and Canal Company The United New Jersey Railroad and Canal Company (UNJ&CC) was a railroad company which began as the important Camden & Amboy Railroad (C&A), whose 1830 lineage began as one of the eight or ten earliest permanent North AmericanList of Earliest Am ...

**The

Belvidere Delaware Railroad The Belvidere-Delaware Railroad (Bel-Del, 1851–1871) was a railroad running along the eastern shore of the Delaware River from Trenton, New Jersey north via Phillipsburg, New Jersey to the small village of Manunka Chunk, New Jersey. It becam ...

Perth Amboy and Woodbridge Railroad The Perth Amboy and Woodbridge Railroad was a railroad company in the state of New Jersey. It was incorporated in 1855, and completed its line between Rahway and Perth Amboy, New Jersey, in 1864. The company became part of the Pennsylvania Railro ...

and

Rocky Hill Railroad and Transportation Company ''Rocky'' is a 1976 American sports drama film directed by John G. Avildsen and written by and starring Sylvester Stallone. It is the first installment in the Rocky franchise, ''Rocky'' franchise and stars Talia Shire, Burt Young, Carl Weather ...

merged into the United New Jersey Railroad and Canal Company January 1, 1958. **The New York Bay Railroad merged into the United New Jersey Railroad and Canal Company February 29, 1956. **The Harrison and East Newark Connecting Railroad merged into the United New Jersey Railroad and Canal Company December 31, 1954. **The

Millstone and New Brunswick Railroad The Millstone and New Brunswick Railroad (M&NB) was chartered in the mid-19th century as a seven-mile long branch line from New Brunswick, New Jersey to East Millstone, New Jersey. Construction was completed and the line began operation on December ...

was dissolved and its assets were sold to the United New Jersey Railroad and Canal Company April 21, 1915. *

West Jersey and Seashore Railroad The West Jersey and Seashore Railroad (WJ&S) was a Pennsylvania Railroad subsidiary in the U.S. state of New Jersey with a connection to Philadelphia. It was formed through the merger of several smaller roads in May 1896. At the end of 1925 i ...

Also existing was the Penndel Company,

incorporated in Delaware The Delaware General Corporation Law (Title 8, Chapter 1 of the Delaware Code) is the statute of the Delaware Code that governs corporate law in the U.S. state of Delaware. Adopted in 1899, the statute has since seen Delaware become the most imp ...

November 20, 1953, to absorb railroad subsidiaries. *The Rosslynn Connecting Railroad merged into the Penndel Company December 1, 1969. *The Elmira and Williamsport Railroad merged into the Penndel Company July 1, 1969. *The Camden and Burlington County Railway,

Cumberland Valley and Martinsburg Railroad Cumberland ( ) is a historic county in the far North West England. It covers part of the Lake District as well as the north Pennines and Solway Firth coast. Cumberland had an administrative function from the 12th century until 1974. From 1974 ...

, Freehold and Jamesburg Agricultural Railroad and New York, Philadelphia and Norfolk Railroad (NYP&N) merged into the Penndel Company January 1, 1958. **The Cape Charles Railroad merged into the New York, Philadelphia and Norfolk Railroad (NYP&N) January 1, 1918. *The Terre Haute and Peoria Railroad merged into the Penndel Company February 1, 1957. *The

Lykens Valley Railroad and Coal Company Lykens can refer to: Places ;United States * Lykens, Ohio * Lykens Township, Crawford County, Ohio * The borough of Lykens, Pennsylvania * Lykens Township, Pennsylvania * Lykens, Wisconsin Lykens is an unincorporated community located in the town ...

merged into the Penndel Company August 31, 1956. *The Detroit Union Railroad, Depot and Station Company,

New Cumberland and Pittsburgh Railway New is an adjective referring to something recently made, discovered, or created. New or NEW may refer to: Music * New, singer of K-pop group The Boyz Albums and EPs * ''New'' (album), by Paul McCartney, 2013 * ''New'' (EP), by Regurgitator, ...

, Western New York and Pennsylvania Railway, Wheeling Coal Railroad and Wheeling and Eastern Railroad merged into the Penndel Company December 31, 1954. **The Bradford Railroad merged into the Western New York and Pennsylvania Railroad January 29, 1932. *The

Delaware River Railroad and Bridge Company Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...

, Englewood Connecting Railway,

Grand Rapids and Indiana Railway The Grand Rapids and Indiana Railroad at its height provided passenger and freight railroad services between Cincinnati, Ohio, and the Straits of Mackinac in Michigan, USA. The company was formed on January 18, 1854. Beginnings After grappl ...

Indianapolis and Frankfort Railroad Indianapolis (), colloquially known as Indy, is the List of U.S. state and territorial capitals, state capital and List of U.S. states' largest cities by population, most populous city of the U.S. state of Indiana and the county seat, seat of ...

, Ohio Connecting Railway, Pittsburgh, Ohio Valley and Cincinnati Railroad,

South Chicago and Southern Railroad South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both east and west. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþaz ...

, Southern Pennsylvania Railway and Mining Company, Wheeling Terminal Railway, York, Hanover and Frederick Railway and Youngstown and Ravenna Railway merged into the Penndel Company December 31, 1953. *The assets of the

Louisville Bridge and Terminal Railway Louisville ( , , ) is the largest city in the Commonwealth of Kentucky and the 28th most-populous city in the United States. Louisville is the historical seat and, since 2003, the nominal seat of Jefferson County, on the Indiana border ...

were sold to the Penndel Company December 30, 1953.

Dissolved companies

*The

New York and Long Island Terminal Railway New is an adjective referring to something recently made, discovered, or created. New or NEW may refer to: Music * New, singer of K-pop group The Boyz Albums and EPs * ''New'' (album), by Paul McCartney, 2013 * ''New'' (EP), by Regurgitator, ...

was dissolved September 29, 1905. *The Western Washington Railroad was dissolved October 2, 1908. *The

Muskegon, Grand Rapids and Indiana Railroad The Muskegon, Grand Rapids and Indiana Railroad(MGR&I) is a defunct railroad which operated in Western Michigan. Operating between Grand Rapids and Muskegon, it was the second rail line built into Muskegon. MGR&I was a branch line of the Grand Ra ...

was dissolved April 24, 1918. *The

Traverse City Railroad The Traverse City Railroad was the owner of a branch railroad from Walton Junction, Michigan, to Traverse City. The line was built in 1872, and connected with the Grand Rapids and Indiana Railway, to which it was sold in 1917. References D ...

was dissolved May 28, 1918. *

Maryland, Delaware and Virginia Railway The Queen Anne’s Railroad was a railroad that ran between Love Point, Maryland, and Lewes, Delaware, with connections to Baltimore via ferry across the Chesapeake Bay. The Queen Anne's Railroad company was formed in Maryland in 1894, and recei ...

was dissolved May 7, 1923. *The

Northern Central Connecting Railway Northern may refer to the following: Geography * North, a point in direction * Northern Europe, the northern part or region of Europe * Northern Highland, a region of Wisconsin, United States * Northern Province, Sri Lanka * Northern Range, a r ...

was dissolved April 27, 1925. *The Barnegat Railroad was dissolved October 8, 1925. *The Roxborough Railroad was dissolved August 16, 1926. *The Traverse City, Leelanau and Manistique Railway was dissolved October 31, 1926. *The

Chambersburg and Gettysburg Electric Railway The Chambersburg and Gettysburg Electric Railway was an interurban trolley system of the early 20th century in south central Pennsylvania. Built in 1903, the line ran from Chambersburg eastward to Caledonia State Park. The line was to be extended ...

was dissolved December 21, 1926. *The

Canton and East Liverpool Railroad Canton may refer to: Administrative division terminology * Canton (administrative division), territorial/administrative division in some countries, notably Switzerland * Township (Canada), known as ''canton'' in Canadian French Arts and ente ...

and Massillon and Little Beaver Railroad were dissolved June 3, 1927. *The Tipton Railroad was dissolved June 8, 1927. *The Connecting Terminal Railroad was dissolved June 10, 1931. *The St. Louis Connecting Railroad was dissolved September 24, 1931. *The

Mineral Railroad and Mining Company In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2 ...

was dissolved May 17, 1932. *The

Lorain, Ashland and Southern Railroad The Lorain, Ashland, and Southern Railroad Railway Equipment and Publication CompanyThe Official Railway Equipment Register June 1917, p. 456 operated from 1914-1925 between Lorain, Ohio and Custaloga, Ohio. It was a consolidation of the Ashland a ...

was dissolved July 12, 1932. *The Johnsonburg Railroad was dissolved August 22, 1932. *The

Waynesburg and Washington Railroad The Waynesburg and Washington Railroad was a 28-mile 3 foot gauge subsidiary of the Pennsylvania Railroad. From the 1870s through the 1920s the line served its namesake towns in Southwestern Pennsylvania (often referred to as the Wayynie). After ...

was dissolved October 7, 1932. *The Massillon and Cleveland Railroad was dissolved October 25, 1932. *The Sharpsville Railroad was dissolved December 17, 1932. *The

Ohio River and Western Railway Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...

was dissolved March 15, 1935. *The

Philadelphia and Beach Haven Railroad Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Since 1 ...

was dissolved June 24, 1937. *The Pennsylvania and Newark Railroad was dissolved December 21, 1956.

References

PRR Chronology
*Roberts, C. and Messer, D. (2003). ''Triumph VI'', Baltimore: Barnard, Roberts. {{ISBN, 0-934118-28-0 Pennsylvania Railroad predecessor railroads