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P-5

Update January 1, 2013

Port Angeles & Eastern

Port Angeles Pacific

Port Angeles Western Railroad Company - See - Report

Port Arthur and Western Railway (Ontario & Rainy River Railway) (Canadian Northern Railway) 

    (Canadian National Railway) - 1893-1900 - Minnesota

Port Arthur Canal and Dock Company - See - Report

Port Arthur Civic Railway - 1914-1949 - Ontario

Port Arthur, Duluth & Western Railway (Canadian Northern Railway) (Canadian National Railway) - 1887-1939 - Ontario

Port Arthur, Duluth & Western Railway (of Minnesota) (Port Arthur, Duluth & Western Railway)

     (Canadian Northern Railway) (Canadian Northern Railway-Duluth Extension) 

    (Canadian Northern Railway-North Lake Branch)  (Canadian National Railway) - 

    1892-1898 - Ontario - See - Railway List & Maps

Port Arthur Municipal Railway (Port Arthur Civic Railway) - 1909-1914 - Ontario

Port Arthur Railway - 1881 - Canada

Port Arthur Street Railway a/k/a Port Arthur & Fort William Railway (Port Arthur Municipal Railway)

    (Port Arthur Civic Railway) - 1891-1909 - Ontario

Port Authority of Allegheny County - See - Railway List

Port Authority Trans Hudson

Port Authority Trans-Hudson Corporation (The) - 1921 - New York-New Jersey - See - Don's Rail Photos

Port Authority Transit

Port Authority Transit Corporation Philadelphia Delaware River Bridge Hi-Speed Line - PATCO - Pennsylvania - 

    See - Don's Rail Photos

Port Authority Transit of Allegheny County - PAT - Pennsylvania

Port Bienville Railroad - PBVR - Mississippi - See - R-Marks & CSXT & Railway List

Port Bolivar Iron Ore Railway Company

Port Breton Railway Company Limited - 1907 - Nova Scotia

Port Clinton Short Line Railway

Port Colborne Harbour Railway (Caledonia and Hamilton Southern Railway) (Trillium Railway Company Limited) -

     1997 - PCHR - Ontario -See - R-Marks & Railway List

Port Comfort & Northern

Port Costa Brick Works Railroad - California - 3' Ind - See - History

Port Dalhousie, St. Catharines & Thorold

Port Dalhousie, St. Catharines and Thorold Electric Street Railway Company (Niagara, St. Catharines and Toronto Railway Company)    

    (Canadian Northern Railway Company) (Canadian National Railways)

    (Canadian National Electric Railways: NS&T Railway District) - 1893-1901 - Ontario

Port Dalhousie & Thorold Railway (Welland Railway) (Grand Trunk Railway) - 1853-1857 - Ontario

Port Deposit Railroad Company (The) (Columbia & Port Deposit Railway Company (May, 1890))

    (Port Deposit Railroad Company (The))  (Columbia & Port Deposit Railway Company (July, 1890))   

    (Elkton & Middletown Railroad Company of Cecil County) (Philadelphia & Baltimore Central Railroad Company (The))    

    (Philadelphia, Wilmington & Baltimore Railroad Company) (Philadelphia, Baltimore & Washington Railroad Company (The))    

    (Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1890-1890 - Maryland

Port Dover, Brantford, Berlin & Goderich Railway Company (Von Echa Company) 

    (Grand Valley Railway Company) - 1900-1901 - Ontario    

Port Edwards Centralia & Northern Railroad (Marshfield & Southeastern Railroad) - 1890-1896 - Wisconsin

Port Edwards, Centralia & Northern Railway Company

Porter

Porterfield & Ellis

Porterfield Northeastern

Porter Locomotive (The)

Porters Creek & Gauley Railroad Company - 1896-1904 - West Virginia - 3' Log - 30 miles

Porterville Northeastern Railway Company

Port Everglades Belt Line Railroad

Port Everglades Railway - PER - See - R-Marks

Port Hood-Richmond Railway Coal Company Limited - 1903 - Nova Scotia

Port Hope, Lindsay & Beaverton

Port Huron and Detroit Railroad

Port Huron and Detroit Railroad Company - PHD - Michigan - See - R-Marks & Report

Port Huron & Lake Michigan

Port Huron & Northwestern Railway Company - 1878-1899 - Michigan - 3' Gen - sg 173 miles

Port Huron & Southwestern Railway Company -  Michigan - See -  Port Huron & Northwestern Railway Company

Port Huron Electric Street Railway

Port Huron Southern Railroad Company - See - Report

Port Isabel & Rio Grande Valley Railroad (Saint Louis, Brownsville & Mexico Railway Company) - 1928-1941 -

    Texas - See - Union Pacific Railroad Chronological History & Annual Reports & Maps

Port Isabel & Rio Grande Valley Railway (Saint Louis, Brownsville & Mexico Railway Company)

    (Brownsville & Rio Grande International Railroad) - 1940-1980 - Texas - See - Abbreviations

Port Isabel & Rio Grande Valley Railway Company - Texas - See - Rio Grande Railroad Company

Port Jersey Railroad - 1970 - PJRR - New Jersey - See - Making any Money? & R-Marks

Port Jervis & Monticello Railway

Port Jervis, Monticello & New York Railroad Company

Port Jervis, Monticello and Summitville Railroad Company

Port Jervis Traction Company

Portland & Cape Elizabeth Railway

Portland & Kennebec

Portland and Ogdensburg Rail Road Company - 1874 - Maine-New Hampshire

Portland & Ogdensburg Railroad Line  - 1850's - Maine-New York - See - Railway List

Portland and Ogdensburg Railway Company  - See - Report

Portland & Rochester Railroad Company

Portland & Rumford Falls Railroad - 1907 - Maine

Portland and Rumford Falls Railway Company  - See - Report

Portland and Southwestern Railroad Company - See - Report

Portland & Stickine Railway Company - 1898 - British Columbia

Portland & Vancouver Railway Company - 1896-1904 - Oregon - 3'-3'5" Str - 7 miles

Portland & Western Railroad, Incorporated (Genesee & Wyoming Incorporated) - (P&W) - 1995 - 

    PNWR - Oregon - See - Don's Rail Photos

Portland & Willamette Valley Railroad - 1885 - Oregon - See - Willamette Shore Trolley

Portland & Willamette Valley Railway Company - 1885-1893 - Oregon - 3' Gen - sg 31 miles

Portland & Yamhill Railroad Company - Oregon - See -  Portland & Willamette Valley Railway Company

Portland Canal Railway Company

Portland Canal Short Line Company

Portland Electric Power Company

Portland Electric Railway

Portland Eugene & Eastern Railway - 1912-1915 - PEE - Oregon - See - Pacific Electric 1200 Class History

Portland General Electric Company - PGEX - See - R-Marks

Portland Lewiston Interurban Railroad

Portland Lewiston Railway

Portland Locomotive Works

Portland Lumber Company Railroad - Oregon - See - Yeon & Pelton Railroad

Portland Lumber Company Railroad - 1888-1890 - Pennsylvania - 3'4" Log

Portland Public Docks

Portland Railroad Company

Portland Railway Light & Power Company - PRL & P - Oregon

Portland, Saco & Portsmouth Railroad Company

Portland Terminal Railroad Company - PTM - Maine - See - Report

Portland Terminal Railroad Company - NPT - PTRC - Oregon - See - Agreement & R-Marks

Portland Traction Company (Southern Pacific Rail Corporation) - 1920-1940 - PRTD & PTC - Oregon -

    See - R-Marks & Don's Rail Photos & Union Pacific Railroad Chronological History & Railway List

Portland Tri-Met

Portland Union Railway Station Company

Port Manatee

Port Moody, Indian River & Northern Railway Company

Port of Houston

Port of  Muskogee - Oklahoma

Port of Oakland Railway - POAX - California

Port of Palm Beach District - 1946 - Florida

Port of Palm Beach District Railway - PBPD - Florida

Port of San Francisco Belt Railroad (See San Francisco Belt Railroad) - SFBR - California - See - City of San Francisco Museum

Port of  Tacoma

Port of Tillamook Bay Railroad - 1906 - POTB - Oregon - See - R-Marks & Onward's Roster & Railway List

Portola Railroad Museum - California - See - Fallen Flags

Port Oram Railroad

Port Orange Railroad

Port Railroad’s Incorporated - PRI - 1993-1993 - California - See - < R-Marks

Port Reading Railroad Company - See - Report

Port Royal

Port Royal Railroad - 1870 - PRYL - South Carolina - See - CSXT & R-Marks

Port Royal & Augusta Railway Company

Port Royal & Western Carolina Railway Company

Port St. Joe Dock and Terminal Railway Company

Port San Luis Transportation Company - California - See - Pacific Coast Railway Company

Portsmouth & Concord Railroad

Portsmouth & Concord Railway - 1845 - Massachusetts-Maine-New Hampshire

Portsmouth & Dover Railroad Company

Portsmouth & Lancaster Rail-Road Company (The) (Harrisburg, Portsmouth, Mountjoy & Lancaster Rail-Road Company)    

    (Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1832-1835 - Pennsylvania

Portsmouth & Roanoke Railroad (Seaboard Air Line Railroad) (CSX) - 1832-1846 - North Carolina-Virginia >

Portsmouth & Tygart Valley Railroad Company

Portsmouth Bridge

Portsmouth, Dover & York Street Railway

Portsmouth Electric Railway

Port Stanley Incline Railway

Port Stanley Terminal Rail, Incorporated - 1983 - Ontario - See - Port Stanley Terminal Rail, Incorporated-2

Port Terminal Railroad Association - Texas - See - Listing

Port Terminal Railroad of South Carolina - PTR-PTSC - South Carolina - See - R-Marks

Port Terminal Railway - Texas - See - R-Marks & BNSF Today

Port Townsend & Puget Sound

Port Townsend and Puget Sound Railway Company - See - Report

Port Townsend & Southern - Washington

Port Townsend Railroad

Port Townsend Railroad Incorporated (Port Townsend Southern Railroad) (Port Townsend Railroad Line)

    (Chicago, Milwaukee, St. Paul & Pacific Railroad) (Seattle & North Coast Railroad) - 1975-1996 - PTRR - See -

    R-Marks & Railway List

Port Townsend Railroad Line (Port Townsend Railroad Incorporated) (Port Townsend Southern Railroad)

    (Port Townsend Railroad Line) (Chicago, Milwaukee, St. Paul & Pacific Railroad)

    (Seattle & North Coast Railroad) - 1975-1996 - PTRR - See - R-Marks

Port Townsend Southern Railroad Company (Port Townsend Railroad Line) (Port Townsend Railroad)

    (Chicago, Milwaukee, St. Paul & Pacific Railroad) (Seattle & North Coast Railroad) -

    1975-1996 - PTRR - See - R-Marks & Report

Port Utilities Commission of Charleston South Carolina - PUCC - South Carolina - See - R-Marks

Port Utilities Commission Railway

Poseyville & Owensville Railroad Company, Incorporated (RailAmerica) 

    (Owensville Terminal Company, Incorporated) - 1991-1996 - Indiana

Potato Creek Railroad

Poteau & Cavanal Mountain

Poteau Valley

Poteau Valley Railroad Company - See - Report

Potomac & Ohio Railway - 1874 - West Virginia

Potomac Eagle Rail Excursions - West Virginia

Potomac Edison Company - 1902 - Maryland - See - Railway List

Potomac Electric Power Company - PEPX - D.C. - See - R-Marks & Railway List

Potomac, Fredericksburg and Piedmont Railroad Company - 1872-1926  - Virginia - 3' Gen - sg 38 miles - See - Report

Potomac Lumber Company Railroad - West Virginia - See - McKelvey Brothers Forest Products Railroad

Potomac Railroad Company - See - Report

Potomac Region Lines

Potomac Valley Railroad Company

Potosi & Dodgeville Railroad - 1851 - Wisconsin  

Potosi & Rio Verde Railway Company - 1898 - Mexico - See - Ferrocarril Potosi y Rio Verde

Potosi Central Railroad Company - 1904-1917 - Mexico - 2' Gen - sg 11 miles

Potosi Mining Company Railway - 1894-19?? - Mexico - 2'6" Mine - 16 miles

Pottsdam & Watertown

Potsdam & Watertown Railroad Company (Rome Watertown & Ogdensburg Railroad)

    (New York Central & Hudson River Railroad Company) - 1852-1860 - New York

Potts (J.E.) Salt and Lumber Company Railroad - Michigan - See - Au Sable & Northwestern Railroad Company

Potts Logging Railroad Company - Michigan - See -  Au Sable & Northwestern Railroad Company

Pottstown Railway

Potts Valley Branch Railroad - 1892-1932 - West Virginia-Virginia

Pottsville & Mahanoy Railroad Company (The) (Pennsylvania Schuylkill Valley Railroad Company (The) (of 1885))    

    (Pennsylvania Schuylkill Valley Railroad Company (The) (of 1886)) (Schuylkill & Juniata Railroad Company)

    (Pennsylvania Railroad Company (The)) (Consolidated Rail Corporation) - 1883-1886 - Pennsylvania

Pottsville & New York Railroad

Poughkeepsie & Connecticut Railroad

Poughkeepsie & Eastern Railroad Company

Poughkeepsie & Eastern Railway Company

Poughkeepsie & Wappingers Falls Street Railway - 1924 - New York

Poughkeepsie Bridge Company

Poughkeepsie, Hartford & Boston

Poway-Midland Railroad - California

Powell Lumber Company Railroad - 1887-18?? - Tennessee - 3' Log

Powell River Railroad Company (Penn Virginia Corporation) - 1999 - West Virginia

Powell Street Railway

Powells Valley Railroad Company - 1886-1888 - Tennessee

Powellton & Pocahontas Railway Company

Power Silicates Incorporated - POWX - Georgia - See - R-Marks & Fines

Powder River Railroad

PPG Canada Incorporated - SCLX - Newfoundland

PPG Industries Incorporated - PPGX - Pennsylvania - See - R-Marks

PQ Corporation - PQCX-PQX - Pennsylvania - See - R-Marks

Prahran & Malvern Tramways Trust

Prairie Central

Prairie Central Railway Company - PACY - Illinois

Prairie Coal Limited - 1913 - Saskatchewan  - PRCX - See -- R-Marks & Coal

Prairie Dog Central Railroad - Manitoba

Prairie du Chien & McGregor Railway - 1872 - Wisconsin - (A pontoon bridge)

Prairie Malt Limited - PMLX - Saskatchewan - See - R-Marks

Prairie Trunk Railway - PARY - Illinois

Prairie Village Railroad - South Dakota

P R & A Railroad

Prattsburgh Railway

Prattsburgh Railway Corporation - See - Report

Praxair Incorporated - HYDX-LCIX-LTCX-UCOX - Connecticut  - See - R-Marks

Preamble Express - 1974

Precision Locomotives - 1970 - South Carolina

Precision National Corporation - 1971 - See - Railway List

Premier Equipment Leasing Company - PELX & PELZ - See - R-Marks

Prescott & Arizona Central Railway Company

Prescott & Eastern

Prescott & Mt. Union Railway

Prescott & Northeastern

Prescott & Northwestern Railroad Company  - 1954-1967 - PNW - Arkansas - See - R-Marks & Railway List & Report

Prescott County Railway - 1887 - See - Canada Atlantic Railway

President, Managers, & Company, for erecting a bridge over the Susquehanna River in the 

            County of Lancaster, at or near the town of Columbia (The) (Columbia Bridge Company (The)) 

    (Columbia Bank & Bridge Company (The))    

    (Columbia Bank (The)) (Columbia Bridge Company) (Pennsylvania Railroad Company (The))

    (Consolidated Rail Corporation) - 1809-1824 - Pennsylvania

President, Managers, & Company of the New-Castle and Frenchtown Turnpike Company (The)

    (New-Castle & French Town Turnpike & Rail Road Company) (New Castle Turnpike & Railroad Company, The)    

    (New Castle & Frenchtown Turnpike & Rail Road Company (The)) (Philadelphia, Wilmington & Baltimore Railroad Company)    

    (Philadelphia, Baltimore & Washington Railroad Company (The)) (Pennsylvania Railroad)

    (Consolidated Rail Corporation) - 1809-1828 - Delaware-Maryland

Presidio & Ferries Railroad Company - See - Railway List

Presley & Hackett Company Railroad - 1918-1919 - Oregon - 3' Log - 1 mile

Pressure Vessel Service Incorporated - PVSX - California

Preston & Berlin Street Railway Company (Grand River Railway Company Limited) 

    (Galt, Preston & Hespeler Street Railway) (Berlin, Waterloo, Wellesley and Lake Huron Railway Company) 

    (Canadian Pacific Railway Company) - 1894-1908 - Ontario - See - Preston & Berlin Street Railway Company-2

Preston Railroad Company - 1957 - Maryland - See - Report

Prettyman (J.F.) Lumber Company Railroad - South Carolina - See - Summerville & St. Johns Railroad Company

Price (H.N.) Company Railroad - 1883-18?? - 4' Log

Prime Incorporated - PREU & PREZ - Missouri - See - R-Marks

Primm Valley Transit Authority, Incorporated

Prince Edward Island Railway Company - 1871-1930 - Prince Edward Island - 3'6" Gen - sg 270 miles - See - 

    Canadian National Railway

Prince George Lumber & Transportation Company - 1889-1890 - 3'6" Log - 8 miles

Prince George Railway & Forestry Museum - British Columbia

Prince Rupert & Port Simpson Railway Company

Princeton & Western Railway Company

Princeton-Bluefield

Princeton Fast Line

Princeton Traction

Prism Rail

Private Owner Freight Cars

Private Rail Limited - PRLX

Procor Limited  - 1999 - AGCX-CGBX-DCLX-FFIX-MPTX-PROX-SHLX-UNPX - Ontario - See - R-Marks & Railway List    

Procter & Gamble Manufacturing Company - 1973 - PGDX & PGMX - See - R-Marks & Pictures

Proctor Coal Companys Railroad

Produce Distributors Incorporated - PDIZ

Products Tank Line

Profile & Franconia Notch Railroad Company - 1878-1896 - New Hampshire - 3' Gen - sg 13 miles

Profile Northern

Proflame Incorporated - CGSX - See - R-Marks

ProGold Limited Liability Company - PRGX - North Dakota - See - R-Marks & Cargill

Progreso Mining Company Railroad - 1878-1919 - Mexico - 1'10"-3' Mine - 10 miles

Progressive Rail Incorporated - Minnesota

Progress Loadout - 1998 - Kentucky - See - Don's Rail Photos

Progress Rail Services Corporation - KPXX & SPSX - Nebraska - See - R-Marks

Promontory Chapter, National Railway Historical Society - Utah

Prospect Park & Coney Island Railroad Company

Prospect Park & South Brooklyn Railroad Company

Prospect Park & Flatbush Railroad (Coney Island & Brooklyn Railroad) - 1875-1891- New York

Prospect Park Incline Railway - New York

Prospect Park Street Railway (Philadelphia Rapid Transit Company) - PPSR - Pennsylvania

Prosper Mill Company Railroad - 1913-1924 - Oregon - 3' Log - 3 miles

Protheroe Coal & Railway Company - 1875 - Nova Scotia

Providence & Bedford

Providence & Danielson Railway Company

Providence & Danielson Street Railway

Providence & Fall River Street Railway

Providence & Springfield Railroad Company

Providence and Worcester Railroad Company (Driscoll Rail System) - CRWZ-PW-PWRZ-WRWK -

    Connecticut-Massachusetts-Rhode Island - See - R-Marks & 

    Providence & Worcester Railroad-2 & Railway List & Report   

Providence, Warren and Bristol Railroad Company - See - Report

Providence Webster & Springfield Railroad Company (Boston & Albany Railroad)

    (New York Central & Hudson River Railroad Company) - 1882-1913 - Rhode Island - See - Report

Provincial Trailer Rentals - HENU-HENZ - See - R-Marks

Prudential Grace Lines - PGLZ - See - R-Marks

Pryor, James & Son - Michigan - (Private Logging Road; Headquarters in Houghton)

PSI Energy Incorporated - PSIX-WRPX - New Jersey - See - R-Marks

P.S. Technology, Incorporated (Rio Grande Holding) - 1988

PTO Incorporated - PTOX  - See - R-Marks

PTS Incorporated - PTXX - See - R-Marks

Puako Plantation Railroad - 1901-1914 - Hawaii - 2' Farm

Publicker Industries Incorporated - PUBX-THCX - Connecticut - See - R-Marks

Public Belt Railroad

Public Service Company of Colorado - PSCX - Colorado - See - R-Marks

Public Service Company of Indiana of Terre Haute -1931-1939 - PSIX-WRPX - Indiana - (1939-Streetcars Discontinued)    

Public Service Company of Oklahoma - OPSX - Oklahoma - See - R-Marks

Public Service Coordinated Transport - PSCT - New Jersey - See - Railway List & Railfan

Public Service Corporation (Montreal Tramways Company) - 1910-1911 - Quebec

Public Service Electric Company

Public Service of Colorado

Public Service of Indiana

Public Service of Indiana of New Albany - 1931-1934 - Indiana - (1932 Streetcars Discontinued)

Public Service of Indiana of Jeffersonville - 1912-1931 - Indiana - (1932 Streetcars Discontinued)

Public Service of New Jersey - See - Railway List

Public Service Railway Company

Public Utilities Company (Southern Indiana Gas & Electric Company) - 1912-1920 - Indiana - (1939-Streetcars Discontinued)

Puebla & Matamoros-Izucar Railroad Company - Mexico - See - Ferrocarril Interoceanico

Puebla & San Marcos Railway Company - Mexico - See -  Ferrocarril Interoceanico

Puebla & San Martin Texmelucan Railroad Company - Mexico - See -  Ferrocarril Interoceanico

Pueblo & Arkansas Valley

Pueblo & Arkansas Valley Railroad Company - 1879-1880  - Kansas-Colorado - 3' Gen - 5 miles - See -   &

    Atchison Topeka & Santa Fe Railway Subjects & Burlington Northern Railroad Company Incorporated

Pueblo & State Line Railroad

Pueblo & Suburban Traction & Lighting Company - 1902-1911 - Colorado

Pueblo City Railway Company - 1891-1895  - PCR - Colorado

Pueblo Electric Street Railway Company - 1895-1899 - Colorado

Pueblo Locomotive & Rail Historical Society Incorporated - Colorado

Pueblo Traction & Electric Company - 1899-1900 - Colorado

Pueblo Traction & Lighting Company - 1900-1902 - Colorado

Pueblo Union Depot & Railroad

Pueblo Union Depot and Railroad Company (Colorado & Southern Railway Company (The)) -1887-1898 - Colorado -

    See - Report

Puerto Cabellos & Valencia Railway

Puerto Rican Maritime Shipping Authority - PRMU & PRMZ & TTTZ & XMPZ - See - R-Marks

Puffer-Hubbard Lumber Company (Held Lumber Company) (Fountain-Campbell Lumber Company of Ladysmith)

    (Bissell Lumber Company) - 1912-1914 - Wisconsin

Puget Sound & Cascade Railway Company - 1939 - Washington  - See - Report

Puget Sound & Grays Harbor Railroad (Tacoma, Olympia & Grays Harbor) (Northern Pacific Railway Company)

    (Burlington Northern Railroad) - (PS&GH) - 1887-1891 - Washington - See - Grays Harbor    

Puget Sound & Grays Harbor Railroad & Transportation Company

Puget Sound & Pacific Railroad Company (Rail America) - (PSAP) - Washington

Puget Sound & Snoqualmie Valley Railroad - Washington - See - Railfan

Puget Sound & Willapa Harbor Railway Company - See - Report

Puget Sound Electric Railway - 1927 - Washington

Puget Sound Freight Lines - PSFL - Washington - See - R-Marks

Puget Sound Mills & Timber Company Railroad - 1898-1909 - Washington - 3' Log - 18 miles

Puget Sound Power & Light Company - 1950 - Washington  - PSOX - See - R-Marks

Puget Sound Railway Historical Association - 1957-1999  - PSHX - Washington - See - R-Marks & Railfan

Puget Sound, Traction, Light & Power Company - 1900 - Washington

Pugwash & Spring Hill Railway Company - 1872 - Nova Scotia

Pulaski Development Company - 1890 - Virginia  - LBWX

Pullman Company  - 1910's - See - Report

Pullman Leasing Company - DSDX-PLCX-PLWX-PTLX-TLCX-TLDX - See - R-Marks & Burlington Route Historical Society

Pullman Railroad Company - (absorbed by CRI&P, now CRL) - (Short line) - Illinois - See - 

    Burlington Route Historical Society & Report

Pullman Standard Manufacturing - 1923 - PSMX - See - R-Marks & California State Railroad Museum

Puma Containers (Jersey) Limited - See - R-Marks

Purdue University

Purdy Company - Illinois  - TPCX - See - R-Marks

Pure Carbonic Company

Pusey & Jones Corporation - 1942

Putnam Lumber Company

P. W. F. & C Railway - 1862-1865