Herein are resource materials for a selection of railroads that were dependent upon the Pennsylvania Railroad for their connections.
|Shortline||Connection Point||Operating Era|
|Bellefonte Central Railroad||Middle Division, Bellefonte Secondary, Bellefonte, Pa.||1882 - Post-PRR|
Dent's Run Railroad
|1903 - ?|
|Donora Southern Railroad Company||1902 - ?|
|Central Railroad of Pennsylvania||Middle Division, Bellefonte Secondary, Bellefonte, Pa.||1891 - 1918|
|East Broad Top Railroad||Middle Division, Main Line, JACKS - Mt. Union, Pa.||1856 - 1956|
|Hickory Valley Railroad||1887 - ?|
|Huntingdon & Broad Top Mountain Coal Company||Middle Division, Main Line, HUNT - Huntingdon, Pa.
Middle Division, Mt. Dallas Branch, Mt. Dallas, Pa.
|1852 - 1954|
|Kane and Elk Railroad||1895 - ?|
|Kishacoquillas Valley Railroad||Middle Division, Milroy Secondary, Reedsville, Pa.||1868 - 1940
|Ligonier Valley Rail Road Company||1853 - ?|
|New Park and Fawn Grove Railroad||Maryland Division, Northern Central Branch, New Freedom, Pa., via Stewartstown Railroad at Stewartstown, Pa.||1905 - ?|
|Pittsburgh and Ohio Valley Railway||1899 - ?|
|Stewartstown Railroad||Maryland Division, Northern Central Branch, New Freedom, Pa.||1884 - Present|
|Strasburg Railroad||Philadelphia Division, Main Line, Leaman Place, Pa.||1851 - Present|
|Tuscarora Valley Railroad||Middle Division, Main Line, Port Royal, Pa.||1891 - ?|
|Union Transportation Company||
xxxxx, Pemberton, N. J.
|1888 - ?|