Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:Standard_gauge_railways_in_the_United_States> . }
- Altamont_Corridor_Express subject Category:Standard_gauge_railways_in_the_United_States.
- Arcata_and_Mad_River_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Ashmont–Mattapan_High_Speed_Line subject Category:Standard_gauge_railways_in_the_United_States.
- Atlanta_and_West_Point_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Atlantic_Coast_Line_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Baltimore_and_Ohio_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Baltimore_and_Potomac_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Blue_Line_(MBTA) subject Category:Standard_gauge_railways_in_the_United_States.
- Blue_and_Green_Lines_(Cleveland) subject Category:Standard_gauge_railways_in_the_United_States.
- Boston_and_Albany_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Broad_Street_Line subject Category:Standard_gauge_railways_in_the_United_States.
- Caltrain subject Category:Standard_gauge_railways_in_the_United_States.
- Central_Railroad_of_New_Jersey subject Category:Standard_gauge_railways_in_the_United_States.
- Central_Vermont_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Chattanooga_and_Lookout_Mountain_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Chesapeake_and_Ohio_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Chicago,_Rock_Island_and_Pacific_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Chicago_'L' subject Category:Standard_gauge_railways_in_the_United_States.
- Chicago_South_Shore_and_South_Bend_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Chicago_Terminal_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Clinchfield_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Clinton-Oklahoma-Western_Railroad_Company_of_Texas subject Category:Standard_gauge_railways_in_the_United_States.
- Coaster_(commuter_rail) subject Category:Standard_gauge_railways_in_the_United_States.
- Council_City_and_Solomon_River_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- DART_Light_Rail subject Category:Standard_gauge_railways_in_the_United_States.
- Delaware,_Lackawanna_and_Western_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Delaware,_Lehigh,_Schuylkill_&_Susquehanna_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Erie_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Georgia_and_Florida_Railroad_(1926–63) subject Category:Standard_gauge_railways_in_the_United_States.
- Green_Line_(MBTA) subject Category:Standard_gauge_railways_in_the_United_States.
- Hudson–Bergen_Light_Rail subject Category:Standard_gauge_railways_in_the_United_States.
- Ithaca_and_Owego_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Lehigh_Valley_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Long_Island_Rail_Road subject Category:Standard_gauge_railways_in_the_United_States.
- Lookout_Mountain_Incline_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Louisville_and_Nashville_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- MARC_Train subject Category:Standard_gauge_railways_in_the_United_States.
- MBTA_Commuter_Rail subject Category:Standard_gauge_railways_in_the_United_States.
- Mammoth_Cave_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Metra subject Category:Standard_gauge_railways_in_the_United_States.
- Metro-North_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- MetroLink_(St._Louis) subject Category:Standard_gauge_railways_in_the_United_States.
- Metro_Rail_(Los_Angeles_County) subject Category:Standard_gauge_railways_in_the_United_States.
- Metrolink_(Southern_California) subject Category:Standard_gauge_railways_in_the_United_States.
- Michigan_Central_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Mill_Mountain_Incline subject Category:Standard_gauge_railways_in_the_United_States.
- Minnesota_Southern_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Missouri_Pacific_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Missouri_and_North_Arkansas_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Monongahela_River_Consolidated_Coal_and_Coke_Company subject Category:Standard_gauge_railways_in_the_United_States.
- Mount_Adams_Incline subject Category:Standard_gauge_railways_in_the_United_States.
- Mount_Lowe_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- New_Jersey_Transit_Rail_Operations subject Category:Standard_gauge_railways_in_the_United_States.
- New_Mexico_Rail_Runner_Express subject Category:Standard_gauge_railways_in_the_United_States.
- New_York,_Chicago_and_St._Louis_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- New_York,_New_Haven_and_Hartford_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- New_York,_Susquehanna_and_Western_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- New_York,_Westchester_and_Boston_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- New_York_Central_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- New_York_City_Subway subject Category:Standard_gauge_railways_in_the_United_States.
- Newark_Light_Rail subject Category:Standard_gauge_railways_in_the_United_States.
- Norristown_High_Speed_Line subject Category:Standard_gauge_railways_in_the_United_States.
- Orange_Line_(MBTA) subject Category:Standard_gauge_railways_in_the_United_States.
- PATCO_Speedline subject Category:Standard_gauge_railways_in_the_United_States.
- Pennsylvania_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Philadelphia,_Baltimore_and_Washington_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Philadelphia,_Wilmington_and_Baltimore_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Pickering_Valley_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Pittsburgh,_Cincinnati,_Chicago_and_St._Louis_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Rapid_City,_Black_Hills_and_Western_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Reading_Company subject Category:Standard_gauge_railways_in_the_United_States.
- Red_Line_(Cleveland) subject Category:Standard_gauge_railways_in_the_United_States.
- Red_Line_(MBTA) subject Category:Standard_gauge_railways_in_the_United_States.
- Richmond,_Fredericksburg_and_Potomac_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- River_Line_(New_Jersey_Transit) subject Category:Standard_gauge_railways_in_the_United_States.
- SEPTA_Regional_Rail subject Category:Standard_gauge_railways_in_the_United_States.
- San_Antonio,_Uvalde_and_Gulf_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- San_Francisco_Municipal_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Savannah_and_Atlanta_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Seaboard_Air_Line_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Seaboard_Coast_Line_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Seaboard_System_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Shore_Line_East subject Category:Standard_gauge_railways_in_the_United_States.
- South_Florida_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- South_Shore_Line subject Category:Standard_gauge_railways_in_the_United_States.
- Southern_Railway_(U.S.) subject Category:Standard_gauge_railways_in_the_United_States.
- Spokane_and_Inland_Empire_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- St._Louis,_Iron_Mountain_and_Southern_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Staten_Island_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Texas_and_Pacific_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Tri-Rail subject Category:Standard_gauge_railways_in_the_United_States.
- Trinity_Railway_Express subject Category:Standard_gauge_railways_in_the_United_States.
- Tuckerton_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Utah_Division_(D&RGW) subject Category:Standard_gauge_railways_in_the_United_States.
- Virginia_Railway_Express subject Category:Standard_gauge_railways_in_the_United_States.
- Wabash_Railroad subject Category:Standard_gauge_railways_in_the_United_States.
- Western_Maryland_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Wichita_Falls_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Wichita_Falls_and_Northwestern_Railway subject Category:Standard_gauge_railways_in_the_United_States.
- Wichita_Falls_and_Southern_Railroad subject Category:Standard_gauge_railways_in_the_United_States.