Ogdensburg Railroad Omemee, Bobcaygeon and North Peterborough Junction Railway Ontario, Belmont and Northern Railway Ontario Car Ferry Company, (Limited) Ontario and Ottawa Railway Ontario and Rainy River Railway Ontario Sault Ste. Marie Railway Ontario, Simcoe and Huron Railroad Union Company Oshawa Railway and Navigation Company Ottawa, Arnprior and Parry Sound Railway Ottawa, Arnprior and Renfrew Railway Ottawa and Parry Sound Railway Ottawa, Rideau Valley and Brockville Railway Ottawa Terminals Railway Oxford and Port Austin Railroad P Pacific, Northern and Omineca Railway Parry Sound Colonization Railway Pembina Valley Railway Pembroke Southern Railway Peninsular Railroad Peninsular Railway Peninsular Railway - Illinois Peninsular Railway - Indiana Peninsular Railway - Michigan Peninsular Railway Extension Company Peterborough and Chemong Lake Railway Peterborough and Port Hope Railway Petitcodiac and Elgin Branch Railway Pleasant Bay Railway Polk and 49th Street Junction Railway Pontiac, Oxford and Northern Railroad Pontiac, Oxford and Port Austin Railroad Port Arthur, Duluth and Western Railway Port Dalhousie, St. Catharines and Thorold Electric Street Railway Port Dalhousie and Thorold Railway Port Dover and Lake Huron Railway Port Hope, Lindsay and Beaverton Railway Port Huron and Indiana Railway Port Huron and Lake Michigan Railroad Port Huron and Milwaukee Railway Port Huron Railroad Tunnel Company Port Whitby and Port Perry Railway Portage and North-Western Railway Portland Elevator Company Prescott County Railway Preston and Berlin Junction Railway Preston and Berlin Railway Prince Edward County Railway Prince Edward Island Car Ferry Terminals Prince Edward Island Ferry Service Prince Edward Island Railway Prince Charles Prince David Prince George Prince Henry Prince John Prince Robert Prince Rupert Dry Dock and Shipyard Prince Rupert Hotel Site Prince Rupert Prince William Public Markets Pullin and Copp Pullin, Virgil and Company's Express Q Qu'Appelle, Long Lake and Saskatchewan Railroad and Steamboat Company Quebec Bridge Company Quebec Bridge and Railway Quebec and Gosford Railway Quebec and James Bay Railway Quebec and Lake St. John Railway Quebec, Montmorency and Charlevoix Railway Quebec, Montreal, Ottawa and Occidental Railway Quebec, Montreal and Southern Railway Quebec, New Brunswick and Nova Scotia Railway Quebec Oriental Railway Quebec Railway Bridge Company Quebec Railway, Light and Power Company Quebec and Richmond Railroad Quebec and Saguenay Railway Quebec Southern Railway Queen Elizabeth Hotel R Rail and River Coal Company Rainy River Bridge Company Railroad Credit Corporation Railway Express Agency, Incorporated Realty Assets Company Red River Valley Railway Reid Newfoundland Company Restigouche and Victoria Colonization Railway Restigouche and Victoria Railway Restigouche and Western