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Update December 27, 2012
Spang-Chalfant Company - 1840-1929 - Pennsylvania & Fallen Flags
Spanish Lines - CTEU & SPAZ
Sparks Western Railway - 1910-1910 - Georgia - See - Railway List
Spartanburg & Asheville Railroad Company - 1874 - North Carolina-South Carolina - See - Virginia Tech
Spartanburg & Asheville Railroad Company of South Carolina - 1874 - South Carolina - See - Virginia Tech
Spartanburg & Union Railroad Company - 1847-1873 - South Carolina - See - Virginia Tech & Railway List
Spartanburg, Union & Columbia Railroad Company - 1877-1895 - South Carolina - See - Virginia Tech & Railway List
SPCSL Corporation (Southern Pacific Rail Corporation) - SSWN - Illinois-Missouri - See - R-Marks &
Railway List & Shortlines of the Chicago Historical Society
Specialty Chassis Leasing Incorporated - SJSZ
Speed Portland Cement - Indiana
Spencer Railroad - See - Railway List
Spencerville & Elgin Railroad Company - SPEG - Ohio - See - R-Marks & Railway List & Fallen Flags
SPENO Railroad Ballast Cleaning Incorporated
Sperry Rail Service - 1923 - Connecticut - See - Railway List & Fallen Flags
Spider Lake Lumber Company - 1900-1902 - Wisconsin
Spies-Thompson Lumber Company - Michigan - (Private Logging Road)
Spirit Lake Transfer Railway Company (Duluth Missabe and Iron Range Railway Company) - 1916-1937 -
Minnesota - See - Report
Spirit Of Traverse City - Michigan
Spirit of Washington Dinner Train (Pacstan, Incorporated) (Spirit of Washington, Incorporated) -
(SOW-II) - 1992-1994 / 1994 - Washington
Splosna Plovba Piran - SPPU - See - R-Marks
Split Rock & Northern Railroad - 1899-1907 - Minnesota
Spokane and British Columbia Railway Company - See - Report
Spokane & Eastern Railway & Power Company
Spokane & Inland Electric Railway
Spokane & Inland Empire Railroad - See - Railway List
Spokane & Palouse Railway Company - See - Railway List
Spokane, Coeur D'Alene & Palouse Railroad (Spokane & Eastern Railway & Power Company)
(Inland Empire Railroad) (Great Northern Railway) - 1927 - Washington - See - Railway List
Spokane County Fairgrounds - Washington
Spokane Falls & Idaho Railroad Company - See - Railway List
Spokane Falls & Northern Railway - See - Railway List
Spokane International Railroad Company - 1906 - SI - Nebraska-Washington - See - Agreement & Railway List &
Union Pacific Railroad Chronological History & Fallen Flags
Spokane International Railway Company - See - Railway List & Report
Spokane, Portland & Seattle Railway Company (Oregon Trunk Line) (Burlington Northern Railroad) -
1908-1970 - SPS & S - See - Historical & Railway List & Agreement & Collectables &
Don's Rail Photos & Report & Fallen Flags
Spokane Portland & Seattle Railway Historical Society - Washington
Spring & Sixth Street Railroad Company - 1873 - California - See - The Street Railway History if Los Angeles 1873-1910
Spring Creek Railway - See - Railway List
Springfield & Columbus Railroad Company (Cleveland Cincinnati Chicago & St. Louis Railway Company)
(New York Central Railroad System) - 1849-1868 - Ohio
Springfield & Illinois Southeastern Railways - See - Railway List
Springfield & North-Eastern Railroad Company (The) (Boston & Albany Railroad) - 1878-1880 - Massachusetts
Springfield & Northwestern Railway Company - 1878-1881 - Illinois - See - Railway List
Springfield & Xenia Railway - 1925-1943 - Illinois
Springfield Athol & North-Eastern Railroad Company (Boston & Albany Railroad) - 1873-1880 - Massachusetts
Springfield City Railway Company - 1890 - Illinois
Springfield Connecting Railway Company - See - Report
Springfield Consolidated Railway Company - 1890-1921 - Illinois
Springfield Electric Railway (Springfield Terminal Railway Company) (Boston & Maine Railroad)
(Guilford Lines) - 1897-1923 - Vermont - See - Railway List
Springfield Railroad Shops - Massachusetts
Springfield Railroad - See - Railway List
Springfield Railway Company Limited - 1904 - Nova Scotia
Springfield Southern Railroad - See - Railway List
Springfield Southwestern Railway Company (Texas, Mississippi River & Northwestern Railroad Company)
(St. Louis, Iron Mountain & Southern Railway) (Missouri Pacific Railroad) - 1903-1909 - Missouri
Springfield Street Railway - See - Railway List
Springfield Street Railway - 1927 - Massachusetts
Springfield Suburban Railroad - ?-1959 - Ohio
Springfield Terminal Railway Company (Boston & Maine Railroad) (Guilford Lines) - 1897-1956 / 1994 -
ST - Maine-New Hampshire-Vermont - See - Railway List & Report & Fallen Flags
Springfield Transportation Company - 1933 - Illinois - See - Transit Systems in Illinois
Spring Hill & Oxford Railway - 1888 - Nova Scotia
Spring Hill & Parrsboro Coal & Railway Company Limited - 1872 - Nova Scotia
Spring Hill Mining, Manufacturing & Transportation Company - 1864 - Nova Scotia
Spring Valley Electric Railway - See - Railway List
Spruce and Pine Streets Passenger Railway - 1882 - Pennsylvania - See - Early Railroad Transportation
Spuyten Duyvil & Port Morris Railroad Company (The)
(New York Central & Hudson River Railroad Company) - 1869-1913 - New York - See - Railway List
Squankum and Freehold Marl Company (Pennsylvania Railroad Company (The)) - 1868-1879 - New Jersey
Squaw Creek Coal Company - 1970's - Indiana - See - Railway List & Fallen Flags
SRY - British Columbia - 1999
SSCO - 1972
SSI Mobley Company Incorporated - MCIX - Texas - See - R-Marks
Staley Electric Railway System
Stall Slag Company - 1972 - Pennsylvania
Stamford and Northwestern Railroad (Colorado and Southern Railway, Incorporated (The))
(Chicago, Burlington & Quincy Railroad Company) (Burlington Northern Railroad) - 1909 - Colorado-Texas
Stamford and Northwestern Railway Company - See - Report
Stamford Street Railway - See - Railway List
Stampede Steam Train - Colorado
Standard Car Truck Company - WWSX - Illinois
Standard Coal & Railway Company Limited - 1903 - Nova Scotia
Standard Drain Pipe Company Limited - 1909 - Nova Scotia
Standard Elevator - New York Fallen Flags
Standard Sand and Gravel Company - Louisiana - See - Railway List
Standard Slag Company - Nevada - See - Railway List & Fallen Flags
Standard Steel Company - 1936-1981 - Indiana - See - Fallen Flags
Standard Steel Division (Baldwin, Lima, Hamilton) - See - Railway List
Standard Transit Company
Stanhope Railroad Company - 1870s - New Jersey
Stanley Merrill & Phillips Railroad - 1893-1933 - Wisconsin
Stanley Merrill & Phillips Railroad-2 & Stanley Merrill & Phillips Railroad-3
Stanley, Merrill & Phillips Railway Company - See - Report
Stanstead, Shefford & Chambly Railroad - 1858 - New England-Canada
Stark Electric Railroad Company - 1900-1939 - Ohio - See - Railway List & Bonds
Stark Electric Railroad Company (The) - 1930 - Ohio - See - Bonds
Star Lines Equipment Incorporated - SLIU
Star Lines Shipping Company Incorporated - SLIZ
Star Railroad Equipment - SRRX - See - R-Marks
Star Shipping - STAU - See - R-Marks
State Belt Railroad (San Francisco Belt Railroad) - 1889-1969 - California - See - Railway List
State Line & Indiana City Railway Company
State Line & Stony Point Railroad Company (New Jersey Junction Railroad Company) - 1886 - New Jersey
State Line and Sullivan Railroad Company - 1870s - Pennsylvania - See - Railway List & Bonds & Report
State Line Connecting Railway Company - 1900-1948
State Line Railroad Company - 1891 - Pennsylvania - See - Railway List
Staten Island Midland Railway - 1907 - New York - See - Railway List
Staten Island Railroad Corporation (The) (Delaware Otsego Corporation) - SIRC - Maryland - See -
Agreement & R-Marks & Railway List & Fallen Flags
Staten Island Railway Company (Staten Island Rapid Transit Railway Company) (Baltimore & Ohio Railroad Company (The))
(City of New York) (Staten Island Railroad Corporation) (Delaware Otsego Corporation) - 1860-1944 - SIRY -
New York - See - General Information & Fare & Transfer & Railway List & Report
Staten Island Rapid Transit Railway Company (Baltimore & Ohio Railroad Company (The))
(City of New York) (Staten Island Railroad Corporation) (Delaware Otsego Corporation) -
1885-1972 - New York - See - Railway List & Report
Statenville Railroad of Georgia - Georgia - See - Railway List
State of Louisiana New Orleans, Mobile and Chattanooga Railroad Company - 1871 - Louisiana
State of New York Lebanon Springs Rail Road Company - 1867 - New York
Statesboro Northern Railway - See - Railway List
StatesRail, Incorporated (Rail America) - 1996 - Texas
States Steamship Company - SSCU & SSCZ - See - R-Marks
State Street Horse Railroad (Fair Haven & Westville Railroad) - 1896-1900 - Connecticut
Statesville & Western Railroad Company - 1887-1900 - North Carolina - See - Virginia Tech & Railway List
State University Railroad Company (Southern Railway System) (Norfolk Southern Corporation) - Georgia -
See - Railway List & Report
State University Railroad Company - SUR - North Carolina
Stauffer Chemical Company - CCIX & SCHX & STAX - See - R-Marks & Railway List
Stauffer Chemical Company of Wyoming - SWYX - See - R-Marks
Steam Locomotive Restoration - New York - Steam Locomotive Restoration - Ontario
Steamtown - Pennsylvania - See - Opening Day
Steam Packet Yard - HCIU
Steamtown National Historical Site - Pennsylvania
Stearns & Culver Lumber Company - Michigan - (3' Gauge; Private Logging Road; Headquarters in L'Anse) -
See - Copper Country Railroads
Steel Company of Canada - See - Railway List
Steelton & Highspire Railroad Company (Beth Intermodal Incorporated) - SH - Pennsylvania - See -
Steamtown & Railway List & R-Marks & Report
Steel of West Virginia, Incorporated - 1998 - West Virginia
Steelton & Highspire Railroad Company - SH
Steel Wheels Limited - 1890 - HSCX - Illinois - See - R-Marks
Steinway Lines - See - Railway List
Stelco (Steel Company of Canada) - Ontario
Ste National der Wagon Reservoir - SNWU
Stephens Energy Limited - GWHX - Illinois
Stephenville North & South Texas Railroad (St. Louis Southwestern Railway Company) - 1907-1913 - Texas - See - Historical
Stephenville North and South Texas Railway Company - See - Report
Sterling Belt Line Railroad - SBLN - Ohio - See - R-Marks
Sterling Chemicals Incorporated - 1986 - STEX - Texas - See - R-Marks & Sponcer
Sterling China Company - STCX - See - R-Marks
Sterling, Dixon & Eastern Electric Railway - See - Railway List
Sterling Iron and Railway Company - 1890s - See - Railway List & Bonds
Sterling Mountain Railway Company - 1867 - See - Railway List & Report
Sterling Wire & Steel - Illinois
Steubenville & Indiana Rail Road Company - 1860s - See - Bonds
Steubenville Canton & Cleveland Railway Company (The) (The Lake Shore & Michigan Southern Railway Company)
(New York Central Railroad System) -1882 - Ohio
Steubenville, East Liverpool & Beaver Valley - See - Railway List
Steubenville Extension Of Pennsylvania Railroad Company - See - Railway List
Stevens Transport - 1980 - Texas - STTZ - See - R-Marks
Steveston Interurban Restoration Society - British Columbia
Stewart Railroad Company (The Lake Shore & Michigan Southern Railway Company)
(New York Central Railroad System) - 1888 - Michigan - See - Railway List
Stewartstown Railroad Company - 1885 - STRT - Pennsylvania - See - Railway List & Book &
R-Marks & Index 1 & Listing & Report & Fallen Flags
Stewiacke Valley & Lansdowne Railway Company Limited - 1886 - Nova Scotia
Stickeen & Teslin Railway, Navigation & Colonization Company - 1897-1926 - British Columbia - See - Railway ListStillmore Air Line Railway Company - Georgia - See - Railway List
Stillwater and Hastings Railway Company (Chicago Milwaukee and St. Paul Railway Company)
(Chicago Milwaukee St. Paul and Pacific Railway Company) (Soo Line Railway Company)
(Canadian Pacific Railway) - 1880-1882 - Minnesota
Stillwater & Mechanicville Street Railway - 1883 - New York - See - Lineage
Stillwater & St. Paul Railroad Company (St. Paul and Dakota Railroad Company) (Worthington and Sioux Falls Railroad)
(St. Paul and Sioux City Railroad) (Chicago St. Paul Minneapolis and Omaha Railway Company)
(Chicago and North Western Railway Company) (Union Pacific Railroad) - 1870-1899 - Minnesota - See - Railway List
Stillwater Central Railroad, Incorporated (Watco Companies) - 1998 - (SLWC) - SCR - 1998 - Oklahoma - See -
Don's Rail Photos & Fallen Flags
Stillwater Depot Logging Company & Railroad Museum - Minnesota
Stillwater Electric Railway - 1895-1897 - Minnesota
Stillwater Street Railway (Stillwater Electric Railway) - 1889-1895 - Minnesota
Stillwater Street Railway & Transfer Company (Union Depot & Tansfer Co. of Stillwater)
(Northern Pacific Railway Company) (Burlington Northern Railroad)
(Burlington Northern & Santa Fe Railroad) - 1878-1881 - Minnesota
Stillwater Union Depot & Transfer Company (Northern Pacific Railway Company) (Burlington Northern Railroad)
(Burlington Northern & Santa Fe Railroad) - 1888-1902 - Minnesota
Stimson Mill Companies Railroad
Stockbridge & Pittsfield Railroad Company - See - Railway List
Stockham Valves & Fittings Incorporated - See - Railway List
Stockton & Copperpolis Railway
Stockton & Darlington Railway - See - Railway List
Stockton Electric Railway - 1891-1939 - California - See - Railway List
Stockton Terminal - California
Stockton Terminal and Eastern Railroad Company - (ST&E) - 1908-1953 - STE - California - See -
R-Marks & Central California Rails & Railway List & Report & Don's Rail Photos & Fallen Flags
Stockyard Service Company - 1988-1988 - Missouri ?
Stockyards Terminal Railway Company (St. Paul Bridge and Terminal Railway Company)
(Chicago Great Western Railway Company) (Chicago and North Western Railway Company)
(Union Pacific Railroad) - 1907-1909 - Minnesota
Stolt Tank Containers Incorporated - UTCU - See - R-Marks
Stone Container Corporation - SWFX - See - R-Marks
Stone Container Incorporated (Canada) - STJX - See - R-Marks
Stone Harbor Railroad Company - 1912 - New Jersey
Stone Harbor Terminal Railroad - 1921 - See - Railway List
Stone Mountain Scenic Railroad - 1961 - Georgia - See - Railway List & Fallen Flags
Stony Brook Railroad Company - See - Railway List
Stony Brook Rail-Road Corporation - See - Report
Stony Clove & Catskill Mountain Railroad Company - See - Railway List
Stony Creek Railroad Company - Pennsylvania - See - Railway List & Bonds & Report
Stourbridge Rail Excursion - Pennsylvania - See - Railroading
Stourbridge Railroad Company - SBRR - Pennsylvania - See - R-Marks & Erie Railroad & Railway List
ST Rail System - BM & MEC & PTM & ST - Connecticut-Maine-Massachusetts-New Hampshire-New York-Vermont
Strasburg Railroad Company - SRC - 1832 - Pennsylvania - See - Railway List & Don's Rail Photos &
Railroading in the Northeast & Pictures-2 & Report & Fallen Flags
Strategic Equipment Systems Incorporated - SEIU & SEIZ
Strathcona Central Railway Company
Strathcona Radial Tramway Company - See - Railway List
Stratton, D. A. - Michigan - (Private Logging Road; at Atlantic Mine) - See - Copper Country Railroads
Streetcar Philadelphia - Pennsylvania
Streetcar & Bus Rosters of the Past
Street Railway Company of Grand Rapids - 1885 - Michigan - (1935-Streetcars Disssccontinued) - See - Transit Systems
Street Railway Department Of Anaconda Copper - See - Railway List
Strengal Scrap - Maryland
Strickland, Calder and Hobson (Texas Interurban Railway Company) - 1921-1921 - Texas
Stroh/Schlitz Brewery - STRZ - See - R-Marks
Stroudsburg & Watergap Railway - See - Railway List
Stroudsburg Passenger Railway - 1871-1917 - Pennsylvania - See - Railway List
Strouds Creek and Muddlety Railroad Company - SCM - West Virginia - See - Legal & R-Marks & Railway List & Report
Structural Metals Incorporated - SMIX - Texas - See - R-Marks
Struthers Steel & Iron - Ohio
Struthers Wells Corporation - STWX - See - R-Marks
Stuhr Museum of the Prairie Pioneer - Nebraska
Sturgis & Battle Creek Railway Company (The Lake Shore & Michigan Southern Railway Company)
(New York Central Railroad System) - 1889 - Michigan
Sturgis, Goshen & St. Louis Railroad Company - See - Railway List
Sturgis Goshen & St. Louis Railway Company (The) (The Lake Shore & Michigan Southern Railway Company)
(New York Central Railroad System) - 1890 - Michigan
Stuttgart & Arkansas River Railroad Company (St. Louis Southwestern Railway Company) - 1888-1901 -
Arkansas - See - Historical & Railway List
Stuttgart Transport & Tariff Association - See - Railway List
Suburban Development Company Limited - 1901 - Nova Scotia
Suburban Propane Gas Corporation (Division of Quantum Chemical) - NGTX-POTX-SPGX-UTPX - See - R-Marks
Suburban Railroad Company (Chicago & West Towns Railway Company) - 1895-1913 - Illinois - (1948-Streetcars Discontinued) -
See - Chicago Railways Company & Street Railway Companies in Chicago & Lake Street Elevated-Important Dates
Suburban Rapid Transit Company (Winnipeg Electric Railway Company) - 1902-1940 - SRT - Manitoba -
See - An Era of Growth & Subways
Suburban Traction - See - Railway List
Suburban Tramway and Power Company (Montreal Street Railway Company) - 1904-1910 - Quebec
Sudbury - Copper Cliffs Suburban Electric Railway Company - 1912-1951 - Ontario - See - Railway List
Sudbury Streetcar System - See - Railway List
Sud-Pacifico de Mexico - See - Railway List
Suffolk & Carolina Railway Company (Virginia & Carolina Coast Railroad) (Norfolk & Southern Railway) (Norfolk Southern Railroad)
(Norfolk Southern Railway) (Southern Railway) - 1885-1906 - North Carolina-Virginia - See - Railway List
Suffolk Traction - 1911-1919 - New York - See - Railway List
Sugar Land Railway Company - 1893-1970's - Rexas - See - Railway List & Union Pacific Railroad Chronological History & Report
Sugarloaf & Hazleton Railroad - SLH - Pennsylvania - See - R-Marks
Sugar Pine Lumber Company - 1891-1939 - California - See - Railway List
Sugar Pine Railway - 1906 - California
Sugar Run Railroad Company - Pennsylvania - See - Railway List
Sullivan County Railroad Company - See - Railway List
Sultran Limited - SULX - Alberta - See - R-Marks
Sumitomo 3M - SSJU - See - R-Marks
Summerville & St. Johns Railroad Company - South Carolina - See - Railway List
Summit County Railway - 1880 - Utah
Sumpter & Choctaw Railroad Company - SC - Alabama - See - Fallen Flags
Sumpter & Choctaw Railway Company - See - Railway List
Sumpter & Wateree River Railroad Company - 1898-1903 - South Carolina
Sumpter Valley Railway Company - Oregon - See - Railway List & Report
Sunbelt Cement Incorporated - CEMX-GPIX-MCDX-MELX - Texas - See - R-Marks
Sunbelt Railroad Historical Trust d/b/a/ Oklahoma Eastern Railway - 1991 - Oklahoma
Sunbelt Railroad Museum - Oklahoma
Sunbury & Erie Railroad Company (The) (Philadelphia & Erie Railroad Company) (Pennsylvania Railroad Company (The)
(Consolidated Rail Corporation) - 1837-1861 - Pennsylvania - See - Library of Congress Maps
Sunbury & Erie Railroad - 1837 - Pennsylvania
Sunbury & Lewistown Railroad Company (Middle Creek Railroad Company) (Sunbury & Lewistown Railroad Company (of 1876))
(Sunbury & Lewistown Railroad Company (of 1896)) (Schuylkill & Juniata Railroad Company)
(Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1870-1876 - Pennsylvania
Sunbury & Lewistown Railroad Company (of 1876) (Mifflin & Centre County Railroad Company)
(Sunbury & Lewistown Railroad Company (of 1896)) (Schuylkill & Juniata Railroad Company)
(Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1876-1996 - Pennsylvania
Sunbury & Lewistown Railroad Company (of 1896) (North & West Branch Railway Company (The)) (Nescopec Railroad Company)
(Pennsylvania Schuylkill Valley Railroad Company (The) (of 1886)) (Sunbury, Hazleton & Wilkesbarre Railway Company (The))
(Schuylkill & Juniata Railroad Company) (Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) -
1896-1900 - Pennsylvania
Sunbury & Lewistown Railway Company - Pennsylvania - See - Railway List
Sunbury & Selingrove Street Railway Company - 1930's - New York
Sunbury & Selinsgrove Railway - 1926-1935 - New York - See - Don's Rail Photos & Two
Sunbury Steam Electric Station - Illinois
Sunbury, Hazleton & Wilkes Barre Railway Company (The) (North & West Branch Railway Company (The))
(Sunbury & Lewistown Railroad Company (of 1896)) (Nescopec Railroad Company)
(Pennsylvania Schuylkill Valley Railroad Company (The) (of 1886)) (Schuylkill & Juniata Railroad Company)
(Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1878-1900 - Pennsylvania - See - Railway List
Suncook Valley Extension Railroad Company
Suncook Valley Railroad Company - 1937 - New Hampshire - See - Railway List & Report & Fallen Flags
Sunflower and Eastern Railway Company - Mississippi - See - Report
Sungas Corporation of Florida - SGCX - Florida - See - R-Marks
Sunoco Company - Pennsylvania
Sun Oil Company - 1887 - Pennsylvania - See - Railway List
Sun Refining & Marketing Company - SUNX - See - R-Marks
Sunrise Peak Aerial Tramway (The) (Colorado & Southern Railway Company (The)) - 1907 - Colorado
Sunset Depot - 1904 - Texas
Sunset Railway Company (Southern Pacific Rail Corporation) - 1900's - SUN - California - See - R-Marks &
Articles & Railway List & Report
Superior & Southeastern Railroad - 1903-1934 - Wisconsin - See - Superior & Southeastern Railroad-2 &
Superior & Southeastern Railroad-3
Superior Belt Line & Terminal Company (Great Northern Railway Company) (Burlington Northern Railroad)
(Burlington Northern & Santa Fe Railroad) - Minnesota
Superior Rapid Transit Company (Duluth Superior Traction Company) (Duluth Superior Transit Company) -
1892-1900 - Wisconsin - (1935-Streetcars Discontinued) - See - Transit Systems
Superior Short Line Railway Company
Superior Short Line Railway of Minnesota (Chicago St. Paul Minneapolis and Omaha Railway Company)
(Chicago and North Western Railway Company) (Union Pacific Railroad) - 1886-1895 - Minnesota - See - Railway List
Superior Stone Company - 1965-1976 - South Carolina - See - Railway List
Supplee-Wills-Jones Milk Company
Sureste Railway - Mexico - See - Railway List
Surrey, Sussex and Southampton Railway - Virginia? - See - Railway List
Suspension Bridge & Erie Junction Railroad Company
Susquehanna & Buffalo Railroad Company - Pennsylvania - See - Railway List
Susquehanna & Clearfield Railroad Company (Beech Creek Extension Railroad)
(New York Central & Hudson River Railroad Company) - 1879-1901 - New York - See - Railway List
Susquehanna and New York Railroad Company - New York - See - Report
Susquehanna & New York Railway
Susquehanna & South Western Railroad Company (The) (Beech Creek Railroad)
(New York Central & Hudson River Railroad Company) - 1882-1886 - New York
Susquehanna, Bloomsburg & Berwick Railroad Company (Pennsylvania Railroad Company (The))
(Consolidated Rail Corporation) - 1902-1918 - Pennsylvania
Susquehanna Connecting Railroad Company - See - Railway List
Susquehanna Connecting Railway (Delaware Otsego System) - New Jersey
Susquehanna Properties, Incorporated (Delaware Otsego Corporation) - 1979
Susquehanna Railroad Company (The) (Northern Central Railway Company (The)) (Pennsylvania Railroad) -
1851-1854 - Pennsylvania - See - Railway List
Susquehanna River and Western Railroad Company - See - Railway List
Sussex Railroad Company - 1871-1892 - New Jersey - See - 1892 Receipts & 1878 Letter & Railway List & Report
Sussex Railroad of New Jersey - 1885 - New Jersey
Suttons International - SILU & SUTU - See - R-Marks
Sutton Street Wire Rope Railroad
Suwannee & San Pedro Railroad (Florida Railway) - 1899-1905 - Florida
Suwannee River Railway Company - 1890's - Florida - See - Railway List
Swamp Rabbit Railroad - 1890-1990 - South Carolina - See - Railway List
Swan Creek Railway Company (The Lake Shore & Michigan Southern Railway Company) - 1889 -
Ohio - See - Railway List & Report
Swan River Logging Companys Railroad (Eastern Railway Company of Minnesota)
(Great Northern Railway Company) (Burlington Northern Railroad)
(Burlington Northern & Santa Fe Railroad) - 1899-1902 - Minnesota - See - Railway List
Swansea & Mumbles Railway - 1807-1960 - See - Railway List
Swanton Pacific Railroad Society - California
Swayne Lumber Company - California - See - Railway List
Swedesboro Railroad Company - 1869 - New Jersey - See - Railway List
Swedish Atlantic-Wilshelsen Line - SAWU - See - R-Marks
Swedish Transocean Lines - BROU - See - R-Marks
Sweetman Construction Corporation - CMCX
Swift Transportation - SWFZ - See - R-Marks & Railway List
Swindell-Dressler Energy Supply Company - SDEX - See - R-Marks
Switchback Gravity Railroad - 1827 - Pennsylvania - See - Railway List
Switchback Gravity Railroad Foundation - Pennsylvania
Switchmaster Corporation of America - Texas - See - Rio Grande Pacific Corporation
SWKR Operating Company, Incorporated (Formerly (San Pedro & Southwestern Railway)) (StatesRail, Incorporated)
SWLM - Arizona
Sydney & East Bay Railway Company - 1873 - Nova Scotia
Sydney & East Bay Railway Company Limited - 1904 - Nova Scotia
Sydney and Glace Bay Railway Company Limited (Cape Breton Electric Company) - 1902-1911 - Nova Scotia -
See - Nova Scotia Railways
Sydney & Louisburg Coal & Railway Company Limited - 1881 - Nova Scotia
Sydney & Louisburg Railway Company - 1865 - Nove Scotia
Sydney & Louisburg Railway Company (S & L) - 1910-1972 - Nova Scotia - See - Railway List
Sydney & Louisburg Railway Museum - Nova Scotia
Sydney Mines Railway - 1830 - Nova Scotia - See - Historical & Railway List
Sydney, New Waterford & East Bay Monorail Company - 1911 - Nova Scotia
Sydney Steel's Railway - 1975 - Nova Scotia
Sylvania Central Railroad - 1903-0954 - Georgia - See - Railway List
Sylvania Central Railway Company - 1935-1944 - Georgia - See - Railway List & Report
Sylvania Railroad Company - 1884-1903 - Georgia - See - Railway List
SYN - Pennsylvania
Syracuse and Baldwinsville Railway Company - See - Railway List & Report
Syracuse & Chenango Railroad Company (West Shore Railroad)
(New York Central & Hudson River Railroad Company) - 1873-1885 - New York
Syracuse & Chenango Valley Railroad Company (The) (West Shore Railroad)
(New York Central & Hudson River Railroad Company) - 1868-1873 - New York - See - Railway List
Syracuse & Eastside Railway Company
Syracuse & Northern Railroad Company (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1868-1875 - New York
Syracuse & Northern Railroad Company (The) (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1868-1875 -New York
Syracuse & Rochester Direct Railroad (Rochester & Syracuse Railroad)
(New York Central Railroad System) - 1850-1850 - New York - See - Lineage
Syracuse & Rochester Railroad (New York Central Railroad System) - 1850-1853 - New York - See - Railway List
Syracuse & Suburban Railroad - New York - See - Railway List
Syracuse & Utica Direct Railroad Company (New York Central Railroad System) - 1853-1853 - New York - See - Railway List & Lineage
Syracuse & Utica Railroad Company (The) (Syracuse & Utica Direct Railroad Company)
(New York Central Railroad System) - 1836-1853 - New York - See - Lineage & Railway List
Syracuse, Binghamton and New York Railroad Company - 1851-1856 - New York - See - Railway List & Report
Syracuse Chenango & New York Railroad Company (The) (West Shore Railroad)
(New York Central & Hudson River Railroad Company) - 1877-1883 - New York
Syracuse Geneva & Corning Railroad Company (Geneva Corning & Southern Railroad) - 1875 - New York
Syracuse Geneva & Corning Railway Company (Geneva Corning & Southern Railroad)
(New York Central & Hudson River Railroad Company) - 1875-1899 - New York - See - Railway List & Bonds
Syracuse Junction Railroad Company (The) (New York Central & Hudson River Railroad Company) - 1873-1879 - New York
Syracuse, Lake Shore & Northern Traction Company - New York - See - Railway List
Syracuse Northern Railroad Company (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1913 - New York
Syracuse Northwestern Railroad Company (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1913 - New York
Syracuse North Western Railroad Company (The) (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1874-1913 - New York
Syracuse Ontario & New York Railway Company (West Shore Railroad)
(New York Central & Hudson River Railroad Company) - 1883-1891 - New York
Syracuse On Track City Express - New York
Syracuse Phoenix & Oswego Railroad Company (Rome Watertown & Ogdensburg Railroad) - 1913 - New York - See - Railway List
Syracuse Phoenix & Oswego Railroad Company (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1875-1913 - New York - See - Railway List
Syracuse Phoenix & Oswego Railway Company (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1871-1885 - New York - See - Railway List
Syracuse Phoenix & Oswego Railway Company (The) (Rome Watertown & Ogdensburg Railroad)
(New York Central & Hudson River Railroad Company) - 1885-1913 - New York - See - Railway List
Syracuse Rapid Transit Railway Company - 1890s - New York - See - Bonds
Systec Data Management, Incorporated - 1967
System Fuels Incorporated - SFIX - See - R-Marks
