Название | Отметка | Система | От | | Преемнику | Примечания |
---|
| | BO | 1887 | 1898 | Susquehanna and New York Railroad |
| | BO | 1882 | 1887 | |
Аликиппа и Саутерн Рейлроуд | ALQS | | 1906 | 2002 | Аликиппа и река Огайо Рейлроуд |
Аллегейни Рейлроуд | ЭЛИ | | 1985 | 1992 | Аллегейни и Восточная железная дорога |
Аллегейни и Белд Игл Рейлроуд, Угольная и Железная компания | | PRR | 1839 | 1859 | Беллефонте и Сноушу Рейлроуд |
Allegheny and Eastern Railroad | ALY | | 1992 | | | До сих пор существует как неработающая дочерняя компания Buffalo and Pittsburgh Railroad |
| | | 1898 | 1907 | Н / Д |
Аллегейни и Саут-Сайд Рейлроуд | AYSS | | 1892 | | |
Аллегейни Саутерн Рейлвей | ASRW | | 1982 | 1985 | Эверетт Рейлроуд |
| | | 1899 | | |
Железная дорога Аллегейни-Вэлли | | PRR | 1852 | 1891 | |
| | PRR | 1892 | 1910 | Пенсильванская железная дорога |
| | BO | 1896 | | | Сти ll существует как недействующая дочерняя компания CSX Transportation |
Allentown Railroad | | RDG | 1853 | 1945 | Reading Company |
| | CNJ / RDG | 1888 | 1976 | Consolidated Rail Corporation |
Altoona and Beech Creek Railroad | | | 1897 | 1910 | Алтуна, Джуниата и Северная железная дорога |
Алтуна, Клирфилд и Северная железная дорога | | | 1891 | 1897 | Алтуна и Бич Крик железная дорога |
Алтуна, Джуниата и Северная железная дорога | | | 1910 | 1913 | Северная железная дорога Алтуны |
Северная железная дорога Алтуны | | | 1912 | 1919 | Н / Д |
Соединительная железная дорога Алтуны и Филипсбурга | | | 1892 | 1906 | New York and Pittsburgh Air Line Railroad |
| ATRW | | 1983 | 1989 | Blue Mountain and Reading Railroad |
| | ERIE | 1881 | 1937 | Тайога Рейлроуд |
Атлантик и Грейт Вестерн Рейлроуд | | ЭРИ | 1871 | 1880 | Железная дорога Нью-Йорка, Пенсильвании и Огайо |
A tlantic и Great Western Railroad | | ERIE | 1858 | 1865 | Atlantic and Great Western Railway |
Atlantic and Great Western Railway | | ERIE | 1865 | 1871 | Атлантик и Грейт Вестерн Рейлроуд |
Оберн и Порт Клинтон Рейлроуд | | RDG | 1854 | 1857 | Аллентаунская железная дорога |
Алтуна и Уопсононок железная дорога | | | 1890 | 1891 | Алтуна, Клирфилд и Северная железная дорога |
Железная дорога долины Бахмана | | WM | 1871 | 1886 | Железная дорога Балтимора и Гаррисберга |
Железная дорога Белд Игл-Вэлли | | PRR | 1861 | 1908 | Пенсильванская железная дорога |
| | DH | 1868 | 1871 | |
| | WM | 1878 | 1917 | Western Maryland Railway |
| | WM | 1880 | | | До сих пор существует как неработающая дочерняя компания CSX Transportation |
Baltimore and Hanover Railroad | | WM | 1877 | 1886 | Baltimore and Harrisburg Railway |
Железная дорога Балтимора и Гаррисберга | | WM | 1886 | 1917 | Железная дорога Западного Мэриленда |
| | WM | 1888 | 1917 | Western Maryland Railway |
| | WM | 1888 | 1917 | Western Maryland Railway |
Baltimore and Lehigh Railroad | | | 1891 | 1894 | |
Baltimore and Ohio Railroad | BO, BO | BO | 1876 | 1987 | Chesapeake and Ohio Railway |
| | BO | 1912 | 1980 | Baltimore and Ohio Railroad |
Baltimore and Ohio Short Line Railroad | | BO | 1885 | 1887 | Wheeling, Pittsburgh and Baltimore Railroad |
Балтимор и Филадельфия Железная дорога | | BO | 1883 | 1989 | CSX Transportation |
Железная дорога Балтимора и Филадельфии | | BO | 1883 | 1883 | Балтиморская и Филадельфийская железная дорога |
| | DLW | 1880 | 1880 | Bangor and Portland Railway |
Bangor and Portland Railway | | DLW | 1879 | 1909 | Делавэр, Lackawanna и Вестерн Рейлроуд |
| | LV | 1891 | 1902 | Саскуэханна и Нью-Йорк Рейлроуд |
| | LV | 1862 | 1891 | |
| | LV | 1854 | 1862 | |
| | | 189 2 | | |
| | BLE | 1865 | 1867 | |
| | | | | |
| | PLE | 1890 | 1916 | Питтсбург и Лейк-Эри Рейлроуд |
Бивер Медоу Рейлроуд энд Угольная Компания | | LV | 1830 | 1864 | Lehigh Valley Railroad |
| | CNJ | 1894 | | N / A |
| | PLE / PRR | 1899 | 1941 | , Железная дорога Питтсбурга и озера Эри |
Бедфордская железная дорога | | | 1859 | 1864 | Горная железная дорога Хантингдон и Брод Топ Маунтин и угольная компания |
| | PRR | 1893 | 1894 | |
| | PRR | 1868 | 1891 | |
| | PRR | 1891 | 1911 | |
| | PRR | 1902 | 1911 | |
Beech Creek Railroad | | NYC | 1886 | 1976 | Consolidated Rail Corporation |
Beech Creek, Clearfield and Southwestern Railroad | | NYC | 1883 | 1886 | Beech Creek Railroad |
| | NYC | 1901 | 1961 | New York Central Railroad |
Bellefonte and Buffalo Run Railroad | | | 1882 | 1882 | Баффало Ран, Беллефонте и Белоголовый Орлан железной дороги |
Беллефонте Центральная железная дорога | BFC | | 1892 | 1985 | Nittany and Bald Eagle Railroad |
| | PRR | 1883 | 1889 | Bald Eagle Valley Railroad |
Bellefonte and Snowshoe Железная дорога | | PRR | 1859 | 1881 | Железная дорога Bald Eagle Valley |
Bell's Gap Railroad | | PRR | 1871 | 1889 | |
| | | 1903 | | |
Belvidere Delaware Railroad | | PRR | 1896 | 1958 | United New Jersey Railroad and Canal Company |
| | RDG | 1864 | 1866 | |
| | RDG | 1871 | 1874 | Ридинг энд Лихай Рейлроуд |
| | BO | 1879 | 1912 | |
Берлинская железная дорога | | | 1876 | 1903 | Восточно-Берлинская железная дорога |
| | LNE | 1861 | 1864 | |
| | BO | 1881 | 1883 | |
| | BO | 1881 | 1911 | Питтсбург и Западная железная дорога |
| | LV | 1902 | 1902 | Саскуэханна и Нью-Йоркская железная дорога |
Блэклик и Йеллоу-Крик железная дорога | | | 1904 | 1911 | Камбрия и Индиана Железная дорога |
| | MGA | 1917 | 1917 | |
| | | 1902 | | |
Блумс burg and Sullivan Railroad | BBS | RDG | 1883 | 1928 | Reading Company |
Blue Mountain and Reading Railroad | BMRG | | 1983 | 1995 | Рединг Блю Маунтин энд Северная железная дорога |
| | PRR | 1911 | 1932 | Western New York and Pennsylvania Railway |
| | PRR | 1881 | 1911 | |
| | | 1880 | 1892 | |
| | | 1892 | 1903 | |
| | | 1880 | 1892 | |
Bradford and Foster Brook Railway | | | 1877 | 1879 | Н / Д |
| BR | | 1993 | 2004 | Буффало и Питтсбургская железная дорога |
| | BO | 1881 | 1881 | Rochester and Pittsburgh Railroad |
| | | 1891 | | |
| | BO | 1896 | 1913 | |
| BITY | | 1992 | 1997 | Penn Eastern Rail Lines |
Brock Railroad | | | 1903 | | |
| | ЭРИ | 1886 | 1940 | |
| | BO | 1882 | 1891 | Буффало, Рочестер и Питтсбургская железная дорога |
| | PRR | 1894 | 1894 | |
| | | 1896 | | |
Brookville and Mahoning Railroad | | PSN | 1903 | 1909 | Pittsburg and Shawmut Railroad |
| | | 1892 | | N / A |
| | PRR | 1875 | 1880 | Питтсбург, Вирджиния и Чарльстонская железная дорога |
| | BO | 1876 | 1882 | |
| | PRR | 1893 | 1894 | Питтсбург, Вирджиния и Чарльстонская железная дорога |
Брюс и Клэртон Рейлроуд | | PWV | 1901 | 1902 | West Side Belt Railroad |
| | ERIE | 1856 | 1859 | Buffalo, Bradford and Pittsburgh Railroad |
| | | 1904 | 1931 | N / A | Эксплуатируется |
Buffalo, Bradford and Pittsburgh Railroad | | ERIE | 1859 | 1941 | Erie Railroad |
| | PRR | 1879 | 1880 | |
| | PRR | 1867 | 1872 | |
Буффало, Кливленд и Чикагская железная дорога | | NKP | 1881 | 1881 | Нью-Йорк, Чикаго и St. Louis Railway |
| | DLW | 1856 | 1860 | |
Buffalo and Erie Railroad | | NYC | 1867 | 1869 | Lake Shore and Michigan Southern Железная дорога |
| | PRR | 1883 | 1887 | Западный Нью-Йорк и Пеннс Ильвания Железная дорога Пенсильвании |
| | PRR | 1871 | 1883 | |
Буффало, Питтсбург и Западная железная дорога | | PRR | 1881 | 1883 | |
Буффало, Рочестер и Питтсбургская железная дорога | BRP | BO | 1887 | | | До сих пор существует как неработающая дочерняя компания CSX Transportation |
Buffalo Run, Bellefonte and Bald Eagle Railroad | | | 1882 | 1891 | Центральная железная дорога Беллефонте |
| | PSN | 1895 | 1897 | |
| | PSN | 1897 | 1899 | Питтсбург, Шавмут и Northern Railroad |
Buffalo and Susquehanna Railroad | BS | BO | 1891 | 1954 | Baltimore and Ohio Railroad |
| | BO | 1907 | 1910 | Н / Д | Сдал в аренду Buffalo and Susquehanna Railroad |
| | BO | 1868 | 1879 | |
| | PRR | 1866 | 1871 | |
Железная дорога Бастлтона | | PRR | 1891 | 1902 | Соединяющая железная дорога |
Бастлтон и Восточная железная дорога | | PRR | 1893 | 1893 | Филадельфия, Бустл Итон и Трентон Рейлроуд |
| | BLE | 1896 | 1897 | Питтсбург, Бессемер и Лейк-Эри Рейлроуд |
| | PRR | 1867 | 1869 | |
| | PRR | 1887 | 1903 | |
| | PRR | 1903 | 1913 | Пенсильванская железная дорога |
Камбрия Каунти железная дорога | | Нью-Йорк | 1896 | 1898 | Beech Creek Railroad |
Cambria and Indiana Railroad | CI | | 1911 | 1994 | N / A |
| | | 1894 | | |
| | NYC | 1900 | 1901 | |
| | PLE | 1894 | 1894 | |
Catasauqua and Fogelsville Railroad | | RDG | 1854 | 1944 | Reading Company |
Катависская железная дорога | | RDG | 1860 | 1953 | Reading Company |
Катависса, Уильямспорт и Эри-Рейлроуд | | RDG | 1849 | 1860 | Catawissa Railroad |
Central Columbiana and Pennsylvania Railway | CQPA | | 2001 | 2004 | Ohio and Pennsylvania Railroad |
Central Railroad of New Jersey | CNJ | CNJ | 1952 | 1976 | Consolidated Ra il Corporation |
Центральная железная дорога Нью-Джерси | CNJ | CNJ | 1871 | 1946 | Центральная железная дорога Пенсильвании |
Центральная железная дорога Пенсильвании | CRP | CNJ | 1944 | 1976 | Consolidated Rail Corporation |
Центральная железная дорога Пенсильвании | | | 1891 | 1918 | N / A |
Центральная железная дорога Пенсильвании | | | 1889 | 1891 | Центральная железная дорога Пенсильвании |
Центральная железная дорога Пенсильвании (восточная часть) | | | 1890 | 1891 | Центральная Железная дорога Пенсильвании |
| | PRR | 1893 | 1902 | Саскуэханна, Блумсбург и Бервик Рейлроуд |
| | Нью-Йорк | 1868 | 1909 | |
| | | 1890 | | |
| | PRR | 1853 | 1859 | |
| | DLW | 1881 | 1882 | Bangor and Portland Railway |
| | PRR | 1867 | 1907 | Питтсбург, Цинциннати, Чикаго и Сент-Луис Железнодорожный |
| | PRR | 1881 | 1899 | |
| | PLE / PRR | 1880 | 1881 | |
| | MGA | 1906 | 1929 | M Ононгахела Железнодорожный |
| | PRR | 1853 | 1866 | |
| | BO | 1902 | 1907 | |
| | BO | 1911 | 1965 | Н / Д |
| | BO | 1896 | 1907 | |
| | | 1884 | 1894 | |
| | BO | 1893 | 1893 | Buffalo and Susquehanna Railroad |
| | NYC / PRR | 1903 | 1970 | Penn Central Transportation Company |
Chesapeake and Ohio Railway | CO | | 1987 | 1987 | CSX Transportation |
Chester Creek Railroad | | PRR | 1866 | 1917 | Philadelphia, Baltimore and Washington Railroad |
| | RDG | 1871 | 1923 | Reading Company |
| | RDG | 1850 | 1888 | |
| CHTS | | 1996 | 1997 | Penn Eastern Rail Lines |
Chestnut Hill Railroad | | RDG | 1848 | 1948 | Reading Company |
| | | 1898 | 1902 | |
| CHR | | 1902 | 2003 | | Принадлежит New Jersey Zinc и правопреемникам из 1907 |
| CHH | | 1901 | 1972 | Н / Д | Ранее принадлежал б y Duquesne Light |
| | | 1904 | 1904 | |
| | | 1889 | 1948 | Н / Д |
| | | 1900 | 1901 | |
| | | 1901 | 1903 | |
| | PRR | 1885 | 1889 | Bell's Gap Railroad |
| | BO | 1892 | | | До сих пор существует как неработающая дочерняя компания из RJ Corman Railroad / Pennsylvania Lines |
| | NYC | 1898 | 1905 | |
Cleveland, Painesville and Ashtabula Railroad | | NYC | 1854 | 1868 | Lake Shore Railway |
| | PRR | 1850 | 1976 | Consolidated Rail Corporation |
| | | 1889 | | |
| | PRR | 1881 | 1886 | Cornwall and Lebanon Railroad |
| | RDG | 1865 | 1945 | Reading Company |
| | PRR | 1852 | 1864 | |
| | PRR | 1837 | 1852 | |
| | PRR | 1864 | 1871 | Pennsylvania Railroad |
| | PRR | 1835 | 1837 | |
Columbia and Maryland Line Railroad | | PRR | 1860 | 1864 | Columbia and Port Deposit Railroad |
Columbia and Port Deposit Railroad | | PRR | 1864 | 1890 | Columbia and Port Deposit Railroad |
Колумбия и Порт Депозитная железная дорога | | PRR | 1890 | 1916 | Philadelphia, Baltimore and Washington Railroad |
| | ERIE | 1905 | 1941 | Erie Railroad |
| CBL | | 1923 | | |
| | Нью-Йорк | 1870 | 1870 | |
| | BO | 1890 | 1941 | N / A |
| | BO | 1889 | 1890 | |
Connecting Railway | | PRR | 1863 | 1976 | Consolidated Rail Corporation |
| | NYC | 1870 | 1871 | |
| | MGA | 1902 | 1905 | |
| | MGA | 1905 | | N / A |
| | WM | 1910 | 1917 | Western Maryland Railway |
| | BLE | 1881 | 1882 | |
Consolidated Rail Corporation | CR | | 1976 | 1999 | CSX Transportation, Norfolk Southern Railway |
| | DLW | 1860 | 1865 | |
| | NYC | 1873 | 1892 | |
| CWL | RDG | 1870 | 1968 | Reading Company |
Cornwall and Lebanon Railroad | CL | PRR | 1882 | 1918 | Пенсильванская железная дорога |
| | RDG | 1883 | 1886 | |
| | PRR | 1879 | 1879 | |
| | | 1889 | 1895 | Coudersport and Port Allegany Railroad |
Coudersport and Port Allegany Railroad | CPA | | 1882 | 1970 | Н / Д | Принадлежит Wellsvi lle, Addison and Galeton Railroad |
| | BO | 1892 | 1894 | Buffalo and Susquehanna Railroad |
| | NYC | 1869 | 1874 | |
| | LNE | 1905 | 1914 | Lehigh and New England Railroad |
| | PRR | 1891 | 1891 | |
| | PRR | 1882 | 1894 | |
| | PRR | 1894 | 1903 | |
| | PRR | 1864 | 1867 | |
| | BO | 1893 | 1893 | Buffalo and Susquehanna Railroad |
Железная дорога Камберленд-Вэлли | | PRR | 1831 | 1919 | Пенсильванская железная дорога |
Железная дорога Камберленд-Вэлли и Уэйнсборо | | PRR | 1901 | 1906 | Железная дорога Камберленд-Вэлли |
| | Нью-Йорк | 1903 | 1905 | |
| | | | | |
| | | 1898 | 1902 | Железная дорога Мэриленда и Пенсильвании |
Данвилл, Хэзлтон и железная дорога Уилкс-Барре | | PRR | 1867 | 1878 | |
Danville and Pottsville Railroad | | PRR | 1826 | 1851 | |
| | PLE / PRR | 1852 | 1855 | , |
| | RDG | 1838 | 1859 | |
| | PLE | 1881 | 1882 | Питтсбург, Маккиспорт и Югиогени железная дорога |
Делавэр и железная дорога округа Честер | | BO | 1867 | 1869 | Уилмингтон и Западная железная дорога |
Делавэр и Коббз-Гэп железная дорога | | DLW | 1849 | 1853 | Делавэр, Лакаванна и Западная железная дорога |
Делавэр и Хадсон Компани | | DH | 1899 | 1930 | Делавэр и Гудзонская железная дорога |
Delaware and Hudson Railroad | DH | DH | 1930 | 1968 | Delaware and Hudson Railroad |
Delaware and Hudson Canal Company | | DH | 1826 | 1899 | Delaware and Hudson Company |
Делавэр, Lackawanna and Western Railroad | DLW, DLW | DLW | 1853 | 1960 | Железная дорога Эри-Лакаванна |
Делавэр, Лихай, Шуйлкилл и Саскуэханна железная дорога | | LV | 1846 | 1853 | Железная дорога Лихай-Вэлли |
| | PRR | 1896 | 1954 | |
Делавэр Ривер и Ланкастерская железная дорога | | | 1868 | 1893 | Н / Д |
| DRU | | 1902 | 1941 | Н / Д | Принадлежит Sunoco |
Delaware and Slatington Railroad | | LNE | 1881 | 1882 | Железная дорога Пенсильвании, Слатингтона и Новой Англии |
| | LV | 1890 | 1949 | Железная дорога Лихай-Вэлли |
Железная дорога Долины Делавэр | | | 1899 | 1903 | Железная дорога Делавэр-Вэлли |
Delaware Valley Railway | DV | | 1994 | 1999 | Brandywine Valley Railroad |
Delaware Valley Railway | | | 1904 | 1937 | N / A |
Delaware Valley Railway | | | | 1899 | |
| | | 1898 | 1899 | Delaware Valley Railroad |
Delaware Western Railroad | | BO | 1877 | 1883 | Железная дорога Балтимора и Филадельфии |
| | | 1903 | | НЕТ |
| | PRR | 1871 | 1906 | Железная дорога Камберленд-Вэлли |
Железная дорога Доу Ран и Уайт Клэй Крик | | PRR | 1868 | 1870 | Пенсильвания и Делавэр Railroad |
| DSO | | 1902 | | Н / Д |
| | PRR | 1888 | 1903 | Пенсильванская железная дорога |
Дюнкерк, Аллегейни Железная дорога Вэлли и Питтсбурга | | Нью-Йорк | 1873 | 1914 | Центральная железная дорога Нью-Йорка |
| | Нью-Йорк | 1870 | 1873 | Дюнкерк, Аллегейни-Вэлли и Питтсбург Железная дорога |
Eagles Mere Railroad | | | 1891 | 1922 | Eagles Mere Railway |
Eagles Mere Railway | | | 1922 | 1927 | Н / Д |
Железная дорога Восточного Берлина | EB | | 1914 | 1939 | Н / Д |
Железная дорога Восточного Берлина | | | 1903 | 1914 | Железная дорога Восточного Берлина |
| | PRR | 1854 | 1860 | |
| | PRR | 1860 | 1888 | |
East Broad Top Railroad and Coal Company | | | 1856 | 1956 | N / A | Продолжение как туристической железной дороги |
| | RDG | 1854 | 1951 | Reading Company |
| EMHR | | 1992 | 1996 | Ридинг Блю Маунтин и Северная железная дорога |
East Penn Railways | EPRY | | 1995 | 2007 | East Penn Railroad |
Восточная Пенсильванская железная дорога | | RDG | 1857 | 1976 | Consolidated Rail Corporation |
| | | | 1899 | |
| | | 1901 | 1925 | Соединительная железная дорога Мононгахела |
| | LV | 1889 | 1949 | Железная дорога долины Лихай |
| | CNJ | 1914 | 1944 | Центральная железная дорога Пенсильвании |
| | PRR | 1893 | 1903 | |
| | PRR | 1859 | 1891 | |
| | PRR | 1899 | 1918 | Филадельфия, Балтимор и Вашингтонская железная дорога |
| | | 1898 | 1913 | |
| | | 1913 | 1913 | |
| | BO | 1868 | 1871 | |
| | PLE | 1892 | 1911 | |
| | BO | 1890 | 1912 | Питтсбург и Западная железная дорога |
| | PLE | 1899 | 1899 | |
Elmira and Williamsport Railroad | | PRR | 1860 | 1969 | |
| | BO | 1875 | 1877 | |
| | BO | 1877 | 1881 | |
| | PSN | 1895 | 1897 | |
| | | 1891 | | |
Engelside Railroad | | PRR | 1892 | 1902 | Соединительная железная дорога |
Enterprise Railroad | | RDG | 1865 | 1870 | |
Erie Railroad | ERIE | ERIE | 1895 | 1960 | Эри – Лакаванна Рай lroad |
Erie Railway | | ERIE | 1861 | 1878 | Нью-Йорк, озеро Эри и западная железная дорога |
Erie – Lackawanna Railroad | EL | | 1960 | 1968 | Erie Lackawanna Railway |
Erie Lackawanna Railway | EL | | 1968 | 1976 | Consolidated Rail Corporation |
Erie and North East Railroad | | NYC, PRR | 1842 | 1867 | Buffalo and Erie Railroad, Erie and Pittsburgh Railroad |
| | NYC | 1849 | 1854 | Железная дорога Кливленда, Пейнсвилля и Аштабулы | Построена Компания каналов Франклина |
Железная дорога Эри и Питтсбург | | PRR | 1858 | 1976 | Consolidated Rail Corporation |
| | BLE | 1886 | 1888 | Питтсбург, Шенанго и Лейк-Эри-Рейлроуд |
Эри и Стейт-Лайн-Рейлроуд | | НКП | 1887 | 1887 | Железная дорога Нью-Йорка, Чикаго и Сент-Луиса |
| | BLE | 1891 | 1893 | Питтсбург, Шенанго и железная дорога Лейк-Эри |
| | ЭРИ | 1882 | 1941 | Эри Рейлроуд |
| | ЭРИ | 1906 | 1933 | Н / Д |
| | | 1896 | 1961 | Н / Д |
Fair Hill Railroad | | PRR | 1892 | 1902 | Connecting Railway |
| | BO | 1893 | 1989 | CSX Transportation |
| | NYC | 1892 | 1909 | |
| | | 1889 | 1897 | |
| | PRR | 1862 | 1868 | Warren and Franklin Railway |
| | BO | 1857 | 1912 | |
| | OW | 1889 | 1889 | |
| | BO | 1879 | 1881 | |
| | BO | 1877 | 1881 | |
Frankford Creek Railroad | | PRR | 1890 | 1891 | Kensington and Tacony Railroad |
Frankford and Holmesburg Railroad | | PRR | 1863 | 1890 | Железная дорога Бастлтона |
| | PRR | 1859 | 1865 | Железная дорога долины Камберленд |
| | PRR | 1832 | 1850 | |
канал Франклина Компания | | Нью-Йорк | 1849 | 1854 | Железная дорога Кливленда, Пейнсвилля и Аштабула |
| | Нью-Йорк | 1902 | 1909 | |
| | BO | 1913 | 1940 | Н / Д |
Гейнс и Стейт Лайн Рейлроуд | | PRR | 1875 | 1876 | |
| | BO | 1898 | 1901 | Буффало и Саскуэханна Рейлроуд |
| | | | | |
| | | 1882 | 1884 | |
| | Нью-Йорк | 1909 | 1914 | Центральная железная дорога Нью-Йорка |
| | PRR | 1876 | 1879 | |
Геттисбергская железная дорога (1976-1996) | ГЕТИ | | 1976 | 1996 | Геттисбергская железная дорога |
Геттисбергская железная дорога | | WM | 1853 | 1870 | Саскуэханна, Геттисберг и Потомакская железная дорога |
Геттисбергская железная дорога | ГБРИ | | 1996 | 2001 | Геттисберг и Северная железная дорога |
Геттисбергская и Гаррисбергская железная дорога | | RDG | 1882 | 1891 | Железная дорога Геттисберга и Гаррисберга |
Железная дорога Геттисберга и Гаррисберга | | RDG | 1891 | 1945 | Ридинг Компани |
| | PRR | 1892 | 1893 | Пенсильванская железная дорога Schuylkill Valley |
| | | | 1893 | |
| | BO | 1896 | 1912 | |
Good Spring Railroad | | RDG | 1863 | 1871 | Ливан и железная дорога Тремонт |
| | ER ИЕ | 1887 | 1936 | |
| | LV | 1903 | 1903 | Саскуэханна и Нью-Йоркская железная дорога |
| | | 1892 | | Н / Д |
| | | 1874 | 1892 | |
Ганноверская железная дорога | | WM | 1849 | 1874 | Ганновер-Джанкшен, Ганновер-энд-Геттисбергская железная дорога |
Ганновер-Джанкшен, Ганновер-энд-Геттисбергская железная дорога | | WM | 1874 | 1886 | Железная дорога Балтимора и Гаррисберга |
| | RDG | 1876 | 1881 | |
| | DLW | 1894 | 1909 | Делавэр, Лакаванна и Западная железная дорога |
| | PRR | 1873 | 1897 | Йорк, Ганновер и Фредерик Рейлроуд |
Харрисбург, Портсмут, Маунтджой и Ланкастер Рейлроуд | | PRR | 1835 | 1917 | Пенсильвания Железная дорога |
| | RDG | 1871 | 1890 | |
| | RDG | 1890 | 1890 | |
| | RDG | 1889 | 1890 | |
Хэзлтон Железная дорога | | LV | 1865 | 1868 | Железная дорога Лихай-Вэлли |
| | LV | 1836 | 1865 | Железная дорога Хэзлтона |
Железная дорога Хемпфилда | | BO | 1850 | 1871 | Уилинг, Питтсбург и Балтимор Железная дорога |
| | | 1887 | 1938 | НЕТ |
| | | 1905 | | |
| | PRR | 1911 | 1914 | Пенсильвания железная дорога |
| | Нью-Йорк | 1902 | 1913 | |
| | DH | 1864 | 1867 | |
Охотничий бег и железная дорога сланцевого пояса | | RDG | 1891 | 1910 | Железная дорога Геттисберга и Гаррисберга |
Хантингдон энд Брод Топ Маунтин Рейлроуд энд Угольная компания | HBT | | 1852 | 1954 | Железная дорога Эверетта, Пенсильванская железная дорога |
| | BO | 1902 | 1972 | Н / Д |
Ironton Railroad | IRN | LV / RDG | 1859 | 1976 | Consolidated Rail Корпорация |
| ISSR | | 1993 | | |
| | Нью-Йорк | 1883 | 1909 | |
Джеймстаун и Франклин Рейлроуд | | Нью-Йорк | 1862 | 1909 | |
| | Нью-Йорк | 1909 | 1915 | Центральная железная дорога Нью-Йорка |
| | LV | 1854 | 1856 | |
| | ЭРИ | 1851 | 1941 | Эри Рейлроуд |
| | BO | 1894 | 1898 | |
| | | 1904 | | |
Джерси-Шор, Пайн-Крик и железная дорога Баффало | | Нью-Йорк | 1870 | 1884 | Pine Creek Railway |
| | PRR | 1887 | 1928 | Pennsylvania Railroad |
| | BO | 1887 | 1888 | |
| | BO | 1888 | 1907 | Буффало, Рочестер и Питтсбургская железная дорога |
Джонсонбург, Кейн, Уоррен и Ирвинская железная дорога | JKWI | | 1982 | 1985 | Аллегейская железная дорога |
| JSC, ОАО | | 1888 | 1983 | Н / Д |
| | ЭРИ | 1887 | 1894 | |
Узел железной дороги | | ПРР | 1860 | 1908 | Пенсильванская железная дорога |
| | Нью-Йорк | 1870 | 1871 | Джеймстаун и Франклинская железная дорога |
Хуниата и южная железная дорога | | | 1913 | 1917 | Н / Д |
| | | 1899 | 1931 | Н / Д | Эксплуатируется |
| | | 1895 | 1946 | НЕТ |
| | BO | 1873 | 1881 | Питтсбург и Западная железная дорога |
| | | 1899 | 1931 | Н / Д | Обслуживается |
| | | 1877 | 1893 | Н / Д | Обслуживается Western New York and Pennsylvania Railroad |
Кенсингтон и Т. acony Railroad | | PRR | 1884 | 1902 | Connecting Railway |
| | PSN | 1900 | 1947 | N/A |
| | | 1892 | 1893 | |
| | | 1901 | | |
| | | 1893 | | |
| | DLW | 1865 | 1865 | Delaware, Lackawanna and Western Railroad |
| | PRR | 1911 | 1911 | Western New York and Pennsylvania Railway |
| | PRR | 1881 | 1911 | |
| | | 1890 | 1936 | N/A | Operated by |
| | | 1897 | | |
| | PRR | 1889 | 1911 | |
| | | 1892 | 1940 | N/A |
| | | 1905 | | |
Knox and Kane Railroad | KKRR | | 1982 | 2006 | N/A |
| | BO | 1898 | 1931 | |
Lackawanna Railway | LRWY | | 1991 | 1993 | Delaware–Lackawanna Railroad |
Lackawanna and Bloomsburg Railroad | | DLW | 1852 | 1873 | Delaware, Lackawanna and Western Railroad |
| | DLW | 1889 | 1928 | Delaware, Lackawanna and Western Railroad |
Lackawanna Valley Railroad | LVAL | | 1985 | 1993 | Delaware–Lackawanna Railroad |
Lackawanna and Western Railroad | | DLW | 1851 | 1853 | Delaware, Lackawanna and Western Railroad |
Lackawanna and Wyoming Valley Railroad | LWV | DLW | 1901 | 1960 | Lackawanna and Wyoming Valley Railway | Electric until 1953 |
Lackawanna and Wyoming Valley Railway | LWV, LWV | DLW | 1959 | 1976 | Consolidated Rail Corporation |
Lackawaxen and Stourbridge Railroad | LASB | | 1976 | 1989 | Stourbridge Railroad |
Lake Erie, Franklin and Clarion Railroad | LEF | | 1913 | 1992 | N/A |
| | PRR | 1879 | 1882 | Sodus Bay and Southern Railway (NY) | Sold at foreclosure; no property in Pennsylvania |
Lake Shore Railway | | NYC | 1868 | 1869 | Lake Shore and Michigan Southern Railway |
Lake Shore and Michigan Southern Railway | | NYC | 1869 | 1914 | New York Central Railroad |
| | | 1906 | | | Never operated revenue service. |
| LANO | | 1995 | 1997 | Penn Eastern Rail Lines |
Lancaster, Oxford and Southern Railroad | | | 1890 | 1912 | Lancaster, Oxford and Southern Railway |
Lancaster, Oxford and Southern Railway | | | 1912 | 1918 | N/A |
| | PRR | 1904 | 1915 | Pennsylvania Railroad |
| | PRR | 1871 | 1904 | |
| | | 1853 | 1871 | Ligonier Valley Railroad |
| | PRR | 1865 | 1887 | |
| | PRR | 1864 | 1865 | |
| | PRR | 1889 | 1891 | Cornwall and Lebanon Railroad |
Lebanon and Tremont Railroad | | RDG | 1871 | 1871 | Philadelphia and Reading Railroad |
Lebanon Valley Railroad | | RDG | 1850 | 1858 | Philadelphia and Reading Railroad |
| | | 1899 | | |
| | LNE | 1904 | 1904 | Lehigh and New England Railroad |
| | CNJ | 1857 | 1867 | Lehigh Coal and Navigation Company |
Lehigh and Hudson River Railway | LHR, LHR | | 1889 | 1976 | Con solidated Rail Corporation |
| | LNE | 1864 | 1904 | |
| | LV | 1857 | 1868 | Lehigh Valley Railroad |
| | LV | 1856 | 1857 | |
Lehigh and Mahanoy Railroad | | LV | 1862 | 1866 | Lehigh Valley Railroad |
Lehigh and New England Railroad | LNE | LNE | 1895 | 1961 | Lehigh and New England Railway |
Lehigh and New England Railway | LNE | CNJ | 1961 | 1976 | Consolidated Rail Corporation |
Lehigh Coal and Navigation Company | | CNJ | 1837 | 1978 | Consolidated Rail Corporation |
Lehigh Valley Railroad | LV | LV | 1853 | 1976 | Consolidated Rail Corporation |
| | | 1897 | 1906 | N/A |
Lewisburg, Centre and Spruce Creek Railroad | | PRR | 1853 | 1879 | Lewisburg and Tyrone Railroad |
Lewisburg and Tyrone Railroad | | PRR | 1880 | 1913 | Lewisburg and Tyrone Railway |
Lewisburg and Tyrone Railway | | PRR | 1 913 | 1915 | Pennsylvania Railroad |
Liggett's Gap Railroad | | DLW | 1832 | 1851 | Lackawanna and Western Railroad |
Ligonier Valley Railroad | LGV | | 1871 | 1952 | N/A |
Little Saw Mill Run Railroad | | PWV | 1850 | 1897 | West Side Belt Railroad |
Little Schuylkill Navigation, Railroad and Coal Company | | RDG | 1829 | 1952 | Reading Company |
Little Schuylkill and Susquehanna Railroad | | RDG | 1835 | 1849 | Catawissa, Williamsport and Erie Railroad |
| | PRR | 1854 | 1892 | |
| | RDG | 1854 | 1864 | Philadelphia and Reading Railroad |
Lorberry Creek Railroad | | RDG | 1843 | 1871 | Lebanon and Tremont Railroad |
| | NYC | 1894 | 1895 | |
| | LV | 1884 | 1949 | Lehigh Valley Railroad |
| | PRR | 1830 | 1956 | |
| | RDG | 1860 | 1870 | |
| | RDG | 1850 | 1856 | |
| | RDG | 1870 | 1871 | Philadelphia and Reading Railroad |
| | RDG | 1868 | 1870 | |
| | NYC | 1963 | 1976 | Consolidated Rail Corporation |
| | PLE | 1894 | | | Still exists as a nonoperating subsidiary of CSX Transportation |
| | BO | 1890 | 1967 | Buffalo, Rochester and Pittsburgh Railway |
Main Line of Public Works | | PRR | 1828 | 1857 | Pennsylvania Railroad |
| | PRR | 1894 | 1894 | |
| | RDG | 1870 | 1873 | Philadelphia and Reading Railroad |
| | | | | |
| | | 1891 | | |
| | | 1880 | 1890 | Pennsylvania Company |
| | PRR | 1885 | 1896 | Belvidere Delaware Railroad |
Maryland Central Railway | | | 1888 | 1891 | Baltimore and Lehigh Railroad |
Maryland and Pennsylvania Railroad | MPA, MPA | | 1901 | | | Still exists as a nonoperating subsidiary of the York Railway |
| | MGA | 1899 | 1905 | |
Mauch Chunk Railroad | | | 1826 | 1872 | Continued as a tourist railroad |
| | PRR | 1874 | 1911 | Western New York and Pennsylvania Railway |
| | | 1899 | 1899 | Pittsburgh, Allegheny and McKees Rocks Railroad |
| | PLE | 1886 | 1890 | Pittsburgh, McKeesport and Youghiogheny Railroad |
| | PRR | 1888 | 1894 | Pittsburgh, Virginia and Charleston Railway |
| | | 1896 | | |
| MCLR | | 1985 | | N/A |
| | PLE / PRR | 1881 | 1881 | |
| | | 1897 | 1931 | N/A | Operated by |
| | PRR | 1903 | 1907 | |
Meadville Railroad | | ERIE | 1857 | 1858 | Atlantic and Great Western Railroad |
| | BLE | 1880 | 1884 | |
| | BLE | 1891 | 1948 | Bessemer and Lake Erie Railroad |
| | BLE | 1884 | 1891 | |
| | BO | 1886 | 1905 | |
| | | 1900 | | |
| MERW | | 1978 | 1980 | Consolidated Rail Corporation |
| | PRR | 1865 | 1870 | Sunbury and Lewistown Railroad |
Middletown and Hummelstown Railroad | | RDG | 1888 | 1923 | Reading Company |
| | | 1910 | | |
| MDLR | | 1983 | 2003 | |
| | PRR | 1900 | 1909 | Pittsburgh, Cincinnati, Chicago and St. Louis Railway |
| | PRR | 1860 | 1896 | Sunbury and Lewistown Railroad |
| | PRR | 1865 | 1865 | |
Mill Creek and Mine Hill Navigation and Railroad Company | | RDG | 1828 | 1950 | Reading Company |
| | PSN | 1899 | 1899 | Pittsburg, Shawmut and Northern Railroad |
| | PRR | 1899 | 1903 | |
| | PRR | 1886 | 1887 | |
| | PRR | 1885 | 1887 | |
Mine Hill and Schuylkill Haven Railroad | | RDG | 1829 | 1951 | Reading Company |
| | RDG | 1870 | 1871 | |
| | | | | |
| | | 1912 | | |
Monongahela Railroad | | MGA | 1900 | 1915 | Monongahela Railway |
Monongahela Railway | MGA | MGA | 1915 | 1993 | Consolidated Rail Corporation |
Monongahela Connecting Railroad | MGAC, MCRR | | 1885 | 2002 | Allegheny Valley Railroad |
| | MGA | 1912 | 1933 | Monongahela Railway |
| | PRR | 1892 | 1894 | Pittsburgh, Virginia and Charleston Railway |
| | | 1897 | 1937 | Union Railroad |
Monongahela Valley Railroad | | PRR | 1867 | 1870 | Pittsburgh, Virginia and Charleston Railway |
| | PRR | 1899 | 1904 | Pennsylvania Railroad |
Mont Alto Railroad | | PRR | 1871 | 1901 | Cumberland Valley and Waynesboro Railroad |
Montour Railroad | M, MTR | MTR | 1877 | 1983 | N/A |
Montrose Railroad | | LV | 1905 | 1949 | Lehigh Valley Railroad |
Montrose Railway | | LV | 1869 | 1905 | Montrose Railroad |
| | ERIE | 1887 | 1941 | Erie Railroad |
| MW | MGA | 1917 | 1923 | |
Moshannon Railroad | | PRR | 1863 | 1881 | Bald Eagle Valley Railroad |
| | PRR | 1880 | 1884 | |
| | RDG | 1907 | 1952 | N/A |
| | RDG | 1891 | 1906 | |
Mount Carbon Railroad | | RDG | 1829 | 1872 | Philadelphia and Reading Railroad |
| | RDG | 1842 | 1949 | Reading Company |
| | RDG | 1853 | 1862 | Mine Hill and Schuylkill Haven Railroad |
| | PSN | 1897 | 1899 | Pittsburg, Shawmut and Northern Railroad |
| | BO | 1889 | 1942 | N/A |
| | PSN | 1892 | 1897 | |
| | | 1889 | | |
| | BO | 1870 | 1912 | |
| | | 1881 | | |
| MNL | | 1991 | 1996 | Pittsburg and Shawmut Railroad |
Muncy Creek Railway | | | 1864 | 1882 | Williamsport and North Branch Railroad |
| | CNJ | 1860 | 1867 | Lehigh Coal and Navigation Company |
| | DLW | 1899 | 1899 | Bangor and Portland Railway |
| | PRR | 1886 | 1900 | Schuylkill and Juniata Railroad |
Nesquehoning Valley Railroad | | CNJ | 1861 | 1963 | Lehigh Coal and Navigation Company |
| | | 1904 | 1916 | N/A |
| | PRR | 1881 | 1887 | |
| | PRR | 1862 | 1906 | |
| | | 1881 | | |
| | PRR | 1856 | 1857 | |
| | PRR | 1864 | 1881 | |
| | PRR | 1881 | 1882 | |
| | | 1882 | 1882 | |
| | ERIE | 1883 | 1887 | |
| | ERIE | 1887 | 1900 | Sharon Railway |
| | | 1892 | 1955 | N/A |
| | | 1905 | 1935 | N/A | Operated by Stewartstown Railroad |
New York Central Railroad | NYC | NYC | 1914 | 1968 | Penn Central Transportation Company |
New York Central and Hudson River Railroad | | NYC | 1890 | 1914 | New York Central Railroad |
New York, Chicago and St. Louis Railroad | NKP | NKP | 1887 | 1964 | Norfolk and Western Railway |
New York, Chicago and St. Louis Railway | | NKP | 1881 | 1887 | Erie and State Line Railroad |
New York and Erie Railroad | | ERIE | 1841 | 1861 | Erie Railway |
| | DLW | 1880 | 1945 | Delaware, Lackawanna and Western Railroad |
New York, Lake Erie and Western Railroad | | ERIE | 1878 | 1895 | Erie Railroad |
| | ERIE | 1881 | 1941 | Erie Railroad |
| | BO | 1883 | 1898 | |
New York, Ontario and Western Railway | OW, OW | OW | 1890 | 1957 | N/A |
New York and Pennsylvania Railroad | | | 1896 | 1902 | New York and Pennsylvania Railway |
New York and Pennsylvania Railway | | | 1904 | 1935 | N/A |
New York, Pennsylvania and Ohio Railroad | | ERIE | 1880 | 1896 | Nypano Railroad |
New York and Pittsburgh Air Line Railroad | | | 1906 | 1907 | Philipsburg Railroad |
New York and Pittsburg Central Railroad | | | 1903 | 1906 | N/A | Leased the Altoona and Philipsburg Connecting Railroad |
| | PLE / PRR | 1881 | 1885 | |
| | RDG | 1903 | 1923 | Reading Company |
New York, Susquehanna and Western Railroad | SW, NYSW | ERIE | 1881 | 1958 | N/A |
Newport and Shermans Valley Railroad | | | 1890 | 1920 | |
| | PRR | 1853 | 1856 | |
Nittany Valley Railroad | | | 1887 | 1914 | N/A |
| | | 1882 | 1882 | Buffalo Run, Bellefonte and Bald Eagle Railroad |
Norfolk and Western Railway | NW, NW | | 1964 | 1998 | Norfolk Southern Railway |
| | RDG | 1854 | 1865 | |
| | RDG | 1852 | 1854 | |
| | RDG | 1879 | 1923 | Reading Company |
| | RDG | 1901 | 1923 | Reading Company |
| | RDG | 1835 | 1850 | |
| | | 1893 | | |
| | MTR | 1879 | 1879 | Montour Railroad |
| | RDG | 1850 | 1870 | |
North Pennsylvania Railroad | | RDG | 1853 | 1976 | Consolidated Rail Corporation |
North Shore Railroad | | | 1908 | | |
| | | 1898 | 1899 | Pittsburgh, Allegheny and McKees Rocks Railroad |
| | MTR | 1912 | 1913 | Montour Railroad |
| | PRR | 1871 | 1881 | |
| | PRR | 1881 | 1900 | Schuylkill and Juniata Railroad |
| | LNE | 1901 | 1903 | Lehigh and New England Railroad |
| NB | | 1902 | 1979 | N/A |
| | RDG | 1870 | 1945 | Reading Company |
Northern Central Railway | | PRR | 1854 | 1976 | Consolidated Rail Corporation |
| | DH | 1864 | | |
| | | 1896 | | |
| | RDG | 1829 | 1871 | Philadelphia and Reading Railroad |
| | | 1867 | 1873 | Rochester, Nunda and Pennsylvania Railroad |
| | BO | 1900 | 1901 | Buffalo and Susquehanna Railroad |
North Western Railroad | | PRR | 1853 | 1859 | Western Pennsylvania Railroad |
| | DLW | 1856 | 1856 | |
Northwestern Pennsylvania Railway | | PRR | 1895 | 1895 | Western New York and Pennsylvania Railway |
Nypano Railroad | | ERIE | 1896 | 1941 | Erie Railroad |
Octoraro Railroad | OCTR | | 2003 | 2004 | East Penn Railways |
Octoraro Railway | OCTR | | 1977 | 1994 | Delaware Valley Railway |
| | BO | 1873 | 1912 | |
| | PRR | 1886 | 1954 | |
Ohio and Pennsylvania Railroad | OHPA | | 2004 | 2006 | Eastern States Railroad |
Ohio and Pennsylvania Railroad | OHPA | | 1995 | 1996 | Central Columbiana and Pennsylvania Railway |
Ohio and Pennsylvania Railroad | | PRR | 1848 | 1856 | Pittsburgh, Fort Wayne and Chicago Railroad |
| | | 1908 | 1908 | North Shore Railroad |
| | BLE | 1881 | 1886 | |
| | PRR | 1882 | 1882 | |
Oil Creek Railroad | | PRR | 1860 | 1868 | Oil Creek and Allegheny River Railway |
Oil Creek and Allegheny River Railway | | PRR | 1868 | 1875 | |
| | NYC | 1870 | 1871 | |
| | PRR | 1865 | 1866 | |
| | PRR | 1877 | 1911 | |
| | | 1892 | 1896 | New York and Pennsylvania Railroad |
| | | 1901 | | |
| | | 1902 | | |
| | OW | 1889 | 1957 | N/A |
| | PRR | 1892 | 1893 | |
| | | 1918 | 1920 | New York and Pennsylvania Railway |
Pan Handle Railway | | PRR | 1861 | 1868 | Pittsburg, Cincinnati and St. Louis Railway |
| | LNE | 1913 | 1913 | Lehigh and New England Railroad |
| PVAL | | 1983 | 1990 | |
| | BO | 1873 | 1881 | Pittsburgh and Western Railroad |
Path Valley Railroad | | | 1893 | 1900 | Perry Lumber Company |
Peach Bottom Railroad | | | 1881 | 1890 | Lancaster, Oxford and Southern Railroad |
Peach Bottom Railway | | | 1868 | 1881 | Peach Bottom Railroad, York and Peach Bottom Railway |
| | | 1899 | 1929 | N/A | Owned by the American Bridge Company |
Penn Central Transportation Company | PC | | 1968 | 1976 | Consolidated Rail Corporation |
Penn Eastern Rail Lines | PRL | | 1997 | 2007 | East Penn Railroad |
| PJRL | | 1997 | 2002 | SMS Rail Service, Inc. |
| | LV | 1857 | 1864 | Lehigh Valley Railroad |
| | PRR | 1954 | 1976 | Consolidated Rail Corporation |
Pennsylvania Company | | PRR | 1871 | 1918 | Pennsylvania Railroad |
Pennsylvania Railroad | PRR | PRR | 1846 | 1968 | Penn Central Transportation Company |
Pennsylvania and Delaware Railroad | | PRR | 1870 | 1873 | Pennsylvania and Delaware Railway |
Pennsylvania and Delaware Railway | | PRR | 1873 | 1879 | Pomeroy and State Line Railroad |
| | PRR | 1894 | 1902 | |
| | ERIE | 1881 | 1881 | New York, Susquehanna and Western Railroad |
| | PRR | 1902 | 1915 | Pennsylvania Railroad |
| | PRR | 1894 | 1896 | |
| | LV | 1865 | 1949 | Lehigh Valley Railroad |
| | | 1911 | 1913 | Lake Erie, Franklin and Clarion Railroad |
| | PRR | 1889 | 1903 | |
Pennsylvania, Poughkeepsie and Boston Railroad | | LNE | 1887 | 1895 | Lehigh and New England Railroad |
Pennsylvania Schuylkill Valley Railroad | | PRR | 1883 | 1900 | Schuylkill and Juniata Railroad |
Pennsylvania, Slatington and New England Railroad | | LNE | 1882 | 1887 | Pennsylvania, Poughkeepsie and Boston Railroad |
| | | 1910 | 1913 | Lake Erie, Franklin and Clarion Railroad |
| | PRR | 1889 | 1893 | |
| | | 1901 | | |
| | RDG | 1849 | 1851 | |
| | RDG | 1865 | 1945 | Reading Company |
| | | 1887 | 1903 | |
Philadelphia and Baltimore Central Railroad | | PRR | 1853 | 1916 | Philadelphia, Baltimore and Washington Railroad |
Philadelphia and Columbia Railroad | | PRR | 1834 | 1857 | Pennsylvania Railroad |
Philadelphia, Baltimore and Washington Railroad | | PRR | 1902 | 1976 | Consolidated Rail Corporation |
| PBNE | | 1910 | 2003 | | Owned by Bethlehem Steel |
Philadelphia and Bustleton Railway | | PRR | 1892 | 1893 | Philadelphia, Bustleton and Trenton Railroad |
Philadelphia, Bustleton and Trenton Railroad | | PRR | 1893 | 1902 | Connecting Railway |
| | PRR | 1872 | 1885 | |
| | RDG | 1888 | 1945 | Reading Company |
| | PRR | 1871 | 1872 | |
Philadelphia and Delaware County Railroad | | PRR | 1890 | 1913 | Philadelphia and Baltimore Central Railroad |
Philadelphia and Delaware County Railroad | | PRR | 1831 | 1836 | Philadelphia, Wilmington and Baltimore Railroad |
Philadelphia, Easton and Water Gap Railroad | | RDG | 1852 | 1853 | North Pennsylvania Railroad |
Philadelphia and Erie Railroad | | PRR | 1861 | 1907 | Pennsylvania Railroad |
| | RDG | 1892 | 1923 | Reading Company |
Philadelphia, Germantown and Chestnut Hill Railroad | | PRR | 1883 | 1902 | Connecting Railway |
Philadelphia, Germantown and Norristown Railroad | | RDG | 1831 | 1976 | Consolidated Rail Corporation |
| | RDG | 1890 | 1923 | Reading Company |
| | PRR | 1885 | 1890 | Philadelphia and Delaware County Railroad |
| | RDG | 1860 | 1872 | |
| | RDG | 1872 | 1873 | Philadelphia, Newtown and New York Railroad |
| | RDG | 1892 | 1892 | Philadelphia, Newtown and New York Railroad |
Philadelphia, Newtown and New York Railroad | | RDG | 1873 | 1945 | Reading Company |
| | BO | 1886 | 1886 | |
| | PRR | 1882 | 1883 | Pennsylvania Schuylkill Valley Railroad |
| | NYC | 1893 | 1895 | |
Philadelphia and Reading Railroad | | RDG | 1833 | 1896 | Philadelphia and Reading Railway |
Philadelphia and Reading Railway | PR | RDG | 1896 | 1924 | Reading Company |
Philadelphia and Reading Terminal Railroad | | RDG | 1888 | 1944 | Reading Company |
| | PRR | 1851 | 1858 | |
Philadelphia and Trenton Railroad | | PRR | 1832 | 1976 | Consolidated Rail Corporation |
Philadelphia, Wilmington and Baltimore Railroad | | PRR | 1836 | 1902 | Philadelphia, Baltimore and Washington Railroad |
Philipsburg Railroad | | | 1907 | 1909 | Philipsburg and Susquehanna Valley Railroad |
| | PRR | 1865 | 1867 | |
Philipsburg and Susquehanna Valley Railroad | | | 1909 | 1910 | Pittsburgh and Susquehanna Railroad |
| | PRR | 1882 | 1883 | Pennsylvania Schuylkill Valley Railroad |
| | PRR | 1882 | 1883 | Pennsylvania Schuylkill Valley Railroad |
Pickering Valley Railroad | | RDG | 1869 | 1948 | Reading Company |
Pine Creek Railway | | NYC | 1884 | 1909 | |
Pine Grove and Lebanon Railroad | | RDG | 1868 | 1871 | Lebanon and Tremont Railroad |
| | PRR | 1906 | 1912 | |
| | BO | 1879 | 1879 | Pittsburgh Southern Railway |
| | | 1899 | 1899 | Pittsburgh, Allegheny and McKees Rocks Railroad |
| | | 1898 | | |
Pittsburgh and Beck's Run Railroad | | PLE | 1877 | 1880 | Pittsburgh and Lake Erie Railroad |
Pittsburg, Bessemer and Lake Erie Railroad | | BLE | 1897 | 1948 | Bessemer and Lake Erie Railroad |
| | BO | 1881 | 1883 | Pittsburgh and Western Railroad |
| | BLE | 1889 | 1890 | Pittsburgh, Shenango and Lake Erie Railroad |
Pittsburgh and Carnegie Railroad | | PWV | 1901 | 1901 | Pittsburgh, Carnegie and Western Railroad |
Pittsburgh, Carnegie and Western Railroad | | PWV | 1901 | 1904 | Wabash Pittsburgh Terminal Railway |
Pittsburgh and Castle Shannon Railroad | | | 1871 | 1909 | N/A |
Pittsburgh, Castle Shannon and Washington Railroad | | BO | 1877 | 1878 | Pittsburgh Southern Railroad |
| PCY | PLE / PRR | 1881 | 1996 | Pittsburgh Industrial Railroad |
| | BO, PLE / PRR | 1878 | 1881 | , Pittsburgh and Western Railroad |
Pittsburg, Cincinnati and St. Louis Railway | | PRR | 1868 | 1890 | Pittsburgh, Cincinnati, Chicago and St. Louis Railway |
Pittsburgh, Cincinnati, Chicago and St. Louis Railroad | | PRR | 1917 | 1956 | Philadelphia, Baltimore and Washington Railroad |
Pittsburgh, Cincinnati, Chicago and St. Louis Railway | | PRR | 1890 | 1917 | Pittsburgh, Cincinnati, Chicago and St. Louis Railroad |
| | | 1912 | 1913 | Lake Erie, Franklin and Clarion Railroad |
| | BO | 1882 | 1915 | Pittsburgh and Western Railroad |
| | BO | 1837 | 1912 | |
| | BO | 1881 | 1881 | Pittsburgh and Western Railroad |
| | NYC | 1894 | 1905 | |
Pittsburgh and Erie Railroad | | ERIE, PRR | 1846 | 1857 | Erie and Pittsburgh Railroad, Meadville Railroad |
Pittsburgh, Fort Wayne and Chicago Railroad | | PRR | 1856 | 1861 | Pittsburgh, Fort Wayne and Chicago Railway |
Pittsburgh, Fort Wayne and Chicago Railway | | PRR | 1860 | 1976 | Consolidated Rail Corporation |
Pittsburgh Industrial Railroad | PIR | | 1996 | 2001 | Pittsburgh and Ohio Central Railroad |
Pittsburgh, Johnstown, Ebensburg and Eastern Railroad | | | 1897 | 1903 | New York and Pittsburg Central Railroad |
| | BO | 1881 | 1943 | Pittsburgh and Western Railroad |
| | PRR | 1837 | 1852 | Allegheny Valley Railroad |
Pittsburgh and Lake Erie Railroad | PLE | PLE | 1875 | 1992 | Three Rivers Railway |
| PLW, PLW | PLE / PRR | 1902 | 1945 | Youngstown and Southern Railway |
| | PLE / PRR | 1896 | 1902 | |
| | BO | 1880 | 1881 | |
Pittsburgh and Mansfield Railroad | | PWV | 1893 | 1901 | Pittsburgh, Carnegie and Western Railroad |
| | PLE / PRR | 1886 | 1896 | |
Pittsburgh, McKeesport and Youghiogheny Railroad | | PLE | 1881 | 1965 | Pittsburgh and Lake Erie Railroad |
| | MTR | 1891 | 1913 | Montour Railroad |
| | PRR | 1857 | 1861 | |
| | BO | 1877 | 1881 | Pittsburgh and Western Railroad |
| | | | | |
| | | | 1916 | |
| | | 1881 | | |
| | | 1916 | | |
| | BO | 1875 | 1877 | |
| POV, POV | | 1899 | 1993 | Three Rivers Railway |
Pittsburg and Shawmut Railroad | PS, PSR | PSN | 1909 | | | Still exists as a nonoperating subsidiary of the Buffalo and Pittsburgh Railroad |
Pittsburg, Shawmut and Northern Railroad | | PSN | 1899 | 1947 | N/A |
Pittsburgh, Shenango and Lake Erie Railroad | | BLE | 1888 | 1897 | Pittsburg, Bessemer and Lake Erie Railroad |
Pittsburgh Southern Railroad | | BO | 1878 | 1879 | Pittsburgh Southern Railway |
Pittsburgh Southern Railway | | BO | 1879 | 1884 | Baltimore and Ohio Short Line Railroad |
Pittsburgh and State Line Railroad | | BO | 1885 | 1887 | Buffalo, Rochester and Pittsburgh Railway |
Pittsburg and Steubenville Railroad | | PRR | 1849 | 1867 | Pan Handle Railway |
| | | 1903 | 1912 | |
Pittsburgh and Susquehanna Railroad | | | 1910 | 1931 | N/A |
| | PRR | 1876 | 1881 | Buffalo, Pittsburgh and Western Railroad |
Pittsburgh, Virginia and Charleston Railway | | PRR | 1870 | 1905 | Pennsylvania Railroad |
| | | | | |
Pittsburgh and West Virginia Railroad | | | 1967 | | | Still exists as a lessor of the Wheeling and Lake Erie Railway |
Pittsburgh and West Virginia Railway | PWV | PWV | 1916 | 1967 | Pittsburgh and West Virginia Railroad |
Pittsburgh and Western Railroad | | BO | 1902 | | |
Pittsburgh and Western Railroad | | BO | 1879 | 1887 | Pittsburgh and Western Railway |
Pittsburgh and Western Railway | | BO | 1887 | 1902 | Pittsburgh and Western Railroad |
Pittsburgh, Westmoreland and Somerset Railroad | | | 1899 | 1916 | N/A |
Pittsburgh and Whitehall Railroad | | PRR | 1882 | 1888 | Pittsburgh, Virginia and Charleston Railway |
| | PRR | 1887 | 1906 | |
| | PRR | 1906 | 1976 | Consolidated Rail Corporation |
| | BO | 1880 | 1882 | |
| | BO | 1905 | 1907 | Buffalo and Susquehanna Railroad |
PLW Railroad | PLW | | 1993 | 1995 | Ohio and Pennsylvania Railroad |
| | RDG | 1836 | 1976 | Consolidated Rail Corporation |
| | DH | 1859 | 1873 | |
| PNER | | 1982 | 1993 | Luzerne and Susquehanna Railway |
Pomeroy and Newark Railroad | | PRR | 1881 | 1917 | Philadelphia, Baltimore and Washington Railroad |
Pomeroy and State Line Railroad | | PRR | 1880 | 1881 | Pomeroy and Newark Railroad |
| | RDG | 1860 | 1872 | Philadelphia and Reading Railroad |
| | | 1901 | | |
| | PRR | 1832 | 1835 | Harrisburg, Portsmouth, Mountjoy and Lancaster Railroad |
Potato Creek Railroad | | | 1907 | 1927 | N/A |
| | PRR | 1883 | 1886 | Pennsylvania Schuylkill Valley Railroad |
| | LV | 1882 | 1887 | |
Quakake Railroad | | LV | 1857 | 1862 | Lehigh and Mahanoy Railroad |
| | | 1916 | 1937 | N/A |
| | | 1911 | 1916 | |
| | | 1896 | 1911 | |
| | | 1901 | | |
Railroad Ventures, Inc. | | | 1996 | 2001 | |
Reading Company | RDG | RDG | 1924 | 1976 | Consolidated Rail Corporation |
| | RDG | 1900 | 1923 | Reading Company |
| | RDG | 1859 | 1945 | Reading Company |
Reading and Lehigh Railroad | | RDG | 1875 | 1879 | |
Reading and Lehigh Railroad | | RDG | 1856 | 1857 | East Pennsylvania Railroad |
| | RDG | 1882 | 1930 | N/A |
| | PRR | 1884 | 1885 | Pennsylvania Schuylkill Valley Railroad |
| RBKX | | 1990 | 1996 | Pittsburg and Shawmut Railroad |
| | BO | 1881 | 1882 | Pittsburgh and Western Railroad |
| | MGA | 1902 | | N/A |
| | PRR | 1865 | 1867 | Oil Creek and Allegheny River Railway |
| | | 1883 | 1934 | N/A |
| | PRR | 1882 | 1911 | Pennsylvania Railroad |
| | PRR | 1876 | 1903 | Pennsylvania Railroad |
| | PRR | 1889 | 1890 | Pennsylvania Company |
Rochester, Nunda and Pennsylvania Railroad | | | 1873 | 1877 | Sold at foreclosure; no property in Pennsylvania |
Rochester and Pittsburgh Railroad | | BO | 1881 | 1885 | Pittsburgh and State Line Railroad |
| | BO | 1907 | 1911 | |
| | | 1907 | 1913 | East Broad Top Railroad and Coal Company |
| | | 1902 | | |
| | RDG | 1888 | 1923 | Reading Company |
| | BO | 1900 | 1925 | |
| | | 1901 | 1937 | Union Railroad |
| | | 1904 | | |
| | PSN | 1893 | 1897 | |
| | PRR | 1880 | 1881 | Buffalo, Pittsburgh and Western Railroad |
| | BO | 1875 | 1912 | |
| | BO | 1871 | 1875 | |
| | PRR | 1897 | 1902 | |
Schuylkill East Branch Navigation Company | | RDG | 1828 | 1829 | Little Schuylkill Navigation, Railroad and Coal Company |
| | RDG | 1862 | 1863 | Mine Hill and Schuylkill Haven Railroad |
Schuylkill and Juniata Railroad | | PRR | 1900 | 1902 | Pennsylvania Railroad |
| | RDG | 1880 | 1923 | Reading Company |
| | LV | 1886 | 1949 | Lehigh Valley Railroad |
| | BO | 1883 | | |
| | RDG | 1859 | 1872 | Philadelphia and Reading Railroad |
| | RDG | 1828 | 1829 | |
| | RDG | 1829 | 1950 | Reading Company |
| | | 1901 | | |
Scotland and Mont Alto Railroad | | PRR | 1864 | 1871 | Mont Alto Railroad |
| | | 1897 | | |
| | MGA | 1923 | 1933 | Monongahela Railway |
| | OW | 1886 | 1889 | |
| | | 1897 | | |
| | | 1884 | 1913 | East Broad Top Railroad and Coal Company |
| | RDG | 1882 | 1923 | Reading Company |
| | RDG | 1868 | 1870 | |
| | PRR | 1858 | 1976 | Consolidated Rail Corporation |
Sharon Railway | | ERIE | 1873 | 1953 | Erie Railroad |
| | | 1901 | 1904 | New York and Pennsylvania Railway |
| | | | | |
| | PRR | 1876 | 1931 | Erie and Pittsburgh Railroad, Western New York and Pennsylvania Railway |
| | PRR | 1866 | 1876 | |
| | ERIE | 1870 | 1875 | Sharon Railway |
| | PSN | 1900 | 1905 | Pittsburg, Shawmut and Northern Railroad |
| | | 1884 | 1894 | |
| ST | | 1900 | 1943 | N/A |
| | BLE | 1867 | 1888 | Pittsburgh, Shenango and Lake Erie Railroad |
| | PLE / PRR | 1902 | 1902 | |
| | NYC | 1886 | 1963 | |
| | PRR | 1865 | 1866 | |
| | BO | 1885 | 1893 | Buffalo and Susquehanna Railroad |
| | | 1892 | | |
Slate Ridge and Delta Railway | | | 1879 | 1888 | Maryland Central Railway |
| | | 1884 | | |
| | LNE | 1886 | 1891 | Pennsylvania, Poughkeepsie and Boston Railroad |
| | | 1899 | 1931 | N/A | Operated by |
| | PSN | 1895 | 1899 | Pittsburg, Shawmut and Northern Railroad |
| | BO | 1899 | 1915 | |
| | PRR | 1894 | 1894 | |
Somerset and Cambria Railroad | | BO | 1879 | 1912 | |
| | WM | 1915 | 1950 | Western Maryland Railway |
| | BO | 1868 | 1879 | Somerset and Cambria Railroad |
| | | | | |
| | PRR | 1891 | 1906 | Philadelphia, Baltimore and Washington Railroad |
South Easton and Phillipsburg Railroad | | | 1899 | 1912 | Lehigh and Hudson River Railway |
| | PRR | 1890 | 1903 | Pennsylvania Railroad |
South Mountain Iron Company | | RDG | 1869 | 1877 | South Mountain Railway and Mining Company |
South Mountain Railway and Mining Company | | RDG | 1877 | 1891 | Gettysburg and Harrisburg Railway |
South Shore Railroad | | | 1892 | | |
| | PRR | 1869 | 1872 | |
| | PRR | 1873 | 1954 | |
Southwark Railroad | | PRR | 1831 | 1877 | Philadelphia, Wilmington and Baltimore Railroad |
| | PRR | 1897 | 1908 | Pennsylvania Railroad |
| | PRR | 1871 | 1906 | Pennsylvania Railroad |
| | BO | 1905 | 1907 | Buffalo and Susquehanna Railroad |
| | | 1871 | 1890 | |
| | | 1869 | 1871 | |
| | | 1902 | 1904 | |
| | BO | 1890 | 1895 | Buffalo and Susquehanna Railroad |
| | BO | 1884 | 1893 | |
| | LV | 1874 | 1949 | Lehigh Valley Railroad |
| | NYC | 1887 | 1963 | |
Stewartstown Railroad | STRT | | 1884 | 1992 | Continued as a tourist railroad |
Stony Creek Railroad | | RDG | 1868 | 1945 | Reading Company |
| | LV | 1865 | 1874 | |
| | | 1846 | 1897 | |
Sunbury and Erie Railroad | | PRR | 1837 | 1861 | Philadelphia and Erie Railroad |
| | PRR | 1878 | 1900 | Schuylkill and Juniata Railroad |
Sunbury and Lewistown Railroad | | PRR | 1870 | 1900 | Schuylkill and Juniata Railroad |
| | BO | 1891 | 1893 | Buffalo and Susquehanna Railroad |
| | PRR | 1851 | 1854 | Northern Central Railway |
Susquehanna, Bloomsburg, and Berwick Railroad | | PRR | 1902 | 1918 | Pennsylvania Railroad |
| | | 1891 | | |
| | PRR /NYC | 1879 | 1901 | | Sold by the Pennsylvania Railroad to the New York Central Hudson River Railroad in 1901 |
| | ERIE | 1896 | | |
Susquehanna and Eagles Mere Railroad | | | | | |
Susquehanna, Gettysburg and Potomac Railway | | WM | 1871 | 1874 | Hanover Junction, Hanover and Gettysburg Railroad |
Susquehanna and New York Railroad | SNY | LV | 1902 | 1942 | Lehigh Valley Railroad |
Susquehanna and New York Railroad | | BO | 1898 | 1901 | Buffalo and Susquehanna Railroad |
| | | 1903 | 1939 | N/A |
| | BO | 1902 | 1906 | Buffalo and Susquehanna Railroad |
Susquehanna and Southwestern Railroad | | NYC | 1882 | 1883 | Beech Creek, Clearfield and Southwestern Railroad |
| | RDG | 1850 | 1854 | |
| | RDG | 1841 | 1863 | Philadelphia and Reading Railroad |
| | RDG | 1840 | 1841 | |
| | RDG | 1891 | 1923 | Reading Company |
Thomas Railroad | | LV / RDG | 1906 | 1917 | Ironton Railroad |
Three Rivers Railway | | | 1992 | | | Still exists as a nonoperating subsidiary of CSX Transportation |
| | | 1892 | | |
Tioga Railroad | | ERIE | 1850 | 1941 | Erie Railroad |
| | ERIE | 1828 | 1852 | Tioga Railroad |
| | | 1879 | 1894 | |
| | | 1894 | 1941 | N/A |
| | | 1892 | 1911 | |
| | | 1893 | 1901 | |
| | PRR | 1885 | 1927 | N/A |
| | PRR | 1878 | 1881 | Buffalo, Pittsburgh and Western Railroad |
| | PRR | 1870 | 1878 | |
| | LV | 1853 | 1854 | |
| | PRR | 1889 | 1902 | Pennsylvania Railroad |
Trenton Delaware Bridge Company | | PRR | 1835 | 1903 | N/A |
| | CNJ | 1870 | 1963 | Lehigh Coal and Navigation Company |
| | RDG | 1861 | 1867 | |
| | RDG | 1856 | 1860 | |
| | RDG | 1850 | 1854 | |
| | RDG | 1854 | 1856 | |
| | PRR | 1892 | 1893 | |
| | | | | |
| | PRR | 1886 | 1903 | Pennsylvania Railroad |
Tuscarora Valley Railroad | | | 1891 | 1934 | N/A |
| TYC | BO / PRR | 1899 | | | Still exists as a nonoperating subsidiary of CSX Transportation |
| | PRR | 1854 | 1866 | Pennsylvania Railroad, |
| | PRR | 1867 | 1903 | |
Tyrone and Lock Haven Railroad | | PRR | 1857 | 1861 | Bald Eagle Valley Railroad |
Union Canal Company of Pennsylvania | | RDG | 1826 | 1866 | Philadelphia and Reading Railroad |
| | DH | 1864 | 1868 | |
| | PRR | 1866 | 1871 | Oil Creek and Allegheny River Railway |
| | PRR | 1879 | 1879 | |
| | PRR | 1868 | 1877 | |
United New Jersey Railroad and Canal Company | | PRR | 1958 | 1976 | Consolidated Rail Corporation |
| UNI | | 1915 | 1990 | N/A |
| | | 1871 | 1882 | |
| | | 1882 | 1936 | N/A |
| | | 1893 | 1936 | N/A |
| | | 1898 | | |
Wabash Pittsburgh Terminal Railway | | PWV | 1904 | 1916 | Pittsburgh and West Virginia Railway |
| | PLE / PRR | 1886 | 1886 | |
| | | 1885 | 1894 | |
| | | 1882 | 1885 | |
Warren and Franklin Railway | | PRR | 1864 | 1868 | Oil Creek and Allegheny River Railway |
Warren and Tidioute Railroad | | PRR | 1861 | 1864 | Warren and Franklin Railway |
| | NYC | 1871 | 1873 | Dunkirk, Allegheny Valley and Pittsburgh Railroad |
| | BO | 1879 | 1879 | Pittsburgh Southern Railway |
| | PWV | 1900 | 1901 | Pittsburgh, Carnegie and Western Railroad |
| | WM | 1898 | 1899 | |
| | WM | 1899 | | | Owned by the Reading Company and leased to the Western Maryland Railway ; still exists as a lessor of CSX Transportation, owned by |
Washington and Maryland Line Railroad | | PRR | 1857 | 1860 | Columbia and Maryland Line Railroad |
Washington Run Railroad | WRN | | 1895 | 1931 | N/A |
| | ERIE | 1880 | 1881 | New York, Susquehanna and Western Railroad |
| WAS | MGA | 1966 | 1976 | Consolidated Rail Corporation |
Waynesburg and Washington Railroad | WAW | PRR | 1875 | 1976 | Consolidated Rail Corporation |
| | NYC | 1867 | 1873 | |
Wellsville, Addison and Galeton Railroad | WAG | | 1954 | 1979 | N/A |
| | NYC | 1898 | 1901 | |
West Chester Railroad | | PRR | 1831 | 1903 | Pennsylvania Railroad |
West Chester and Philadelphia Railroad | | PRR | 1848 | 1881 | Philadelphia and Baltimore Central Railroad |
| | ERIE | 1897 | 1941 | Erie Railroad |
| | BLE | 1882 | 1889 | |
| | LV | 1925 | | |
| | RDG | 1860 | 1873 | Philadelphia and Reading Railroad |
West Side Belt Railroad | WSB | PWV | 1895 | 1928 | Pittsburgh and West Virginia Railway |
| | ERIE | | 1941 | Nypano Railroad |
| WAL | BLE | 1902 | 1967 | Bessemer and Lake Erie Railroad |
Western Maryland Railroad | | WM | 1879 | 1909 | Western Maryland Railway |
Western Maryl and Railway | WM | WM | 1909 | 1989 | CSX Transportation |
Western New York and Pennsylvania Railroad | | PRR | 1887 | 1895 | Northwestern Pennsylvania Railway |
Western New York and Pennsylvania Railway | | PRR | 1895 | 1955 | |
Western New York and Pennsylvania Railway of Pennsylvania | | PRR | 1887 | 1887 | Western New York and Pennsylvania Railroad |
Western Pennsylvania Railroad | | PRR | 1860 | 1903 | Pennsylvania Railroad |
| | PRR | 1900 | 1907 | |
Westinghouse Inter-Works Railway | | | 1902 | 1962 | |
| | | 1906 | | |
Wheeling, Pittsburgh and Baltimore Railroad | | BO | 1872 | | |
| | ERIE | 1870 | 1881 | |
| WBC | DH / PRR | 1912 | | |
Wilkes-Barre and Eastern Railroad | | ERIE | 1892 | 1941 | |
| | LV | 1885 | 1904 | |
| | PRR | 1859 | 1867 | Danville, Hazleton and Wilkes-Barre Railroad |
| | CNJ | 1851 | 1860 | |
| | CNJ | 1886 | 1963 | Central Railroad of New Jersey |
| | PRR | 1886 | 1893 | |
Williams Valley Railroad | | RDG | 1891 | 1947 | Reading Company |
Williamsport and Elmira Railroad | | PRR | 1832 | 1860 | Elmira and Williamsport Railroad |
Williamsport and North Branch Railroad | WNB | | 1882 | 1921 | Williamsport and North Branch Railway |
Williamsport and North Branch Railway | WNB | | 1921 | 1937 | N/A |
Wilmington and Northern Railroad | | RDG | 1877 | 1976 | Consolidated Rail Corporation |
| | RDG | 1866 | 1876 | Wilmington and Northern Railroad |
Wilmington and Western Railroad | | BO | 1869 | 1877 | Delaware Western Railroad |
| | LNE | 1880 | 1904 | Lehigh and New England Railroad |
| | | 1900 | 1979 | N/A |
| | PRR | 1836 | 1837 | |
| | PRR | 1835 | 1837 | |
| | PRR | 1837 | 1870 | Pennsylvania Railroad |
| | | 1897 | | |
York and Cumberland Railroad | | PRR | 1846 | 1854 | Northern Central Railway |
York, Hanover and Frederick Railroad | | PRR | 1897 | 1914 | York, Hanover and Frederick Railway |
York, Hanover and Frederick Railway | | PRR | 1914 | 1954 | |
| | PRR | 1902 | 1906 | Pennsylvania Railroad |
York and Maryland Line Railroad | | PRR | 1832 | 1854 | Northern Central Railway |
York and Peach Bottom Railway | | | 1882 | 1891 | Baltimore and Lehigh Railroad |
| | | 1894 | 1901 | Maryland and Pennsylvania Railroad |
| | | 1913 | | |
| | BO | 1906 | 1906 | |
| | PLE | 1881 | 1945 | N/A |
| | | 1893 | | |
| | PRR | 1887 | 1887 | |
Youngstown and Southern Railway | YS | PLE / PRR | 1945 | 1996 | Railroad Ventures, Inc. |
| | RDG | 1867 | 1870 | |