 |
| Company | Plant Location | Date | Successor, Comments or Cross-reference |
| Oahu Railway & Land Co. | Honolulu, HI | C1900/1010 | Built cars for itself and possibly for other island railroads. OR&L coach #1, combination #36 and caboose #1 are at LA's Travel Town Museum. Parlor/observation car #64 is at the Hawaiian Railway. [We understand the road's 9 original coaches were built by Carter Brothers in California. If you can help us on this point, please contact us.] |
| Oakland Planing Mill | Burham-Standeford & Company | ||
| O'Brien & Sons | San Francisco, CA | 1880-1890s | |
|
O'Ferrell, John, & Co. (John O'Ferrell & Co.) |
Piqua, OH | 1887 | John O'Ferrell & Co. is listed under “Car Builders” in 1877 edition, Poor’s Directory of Railway Officials. |
| Ohio Falls Car & Locomotive Co. | Jeffersonville, IN | 1864-1876 | To Ohio Falls Car Manufacturing Company |
| Ohio Falls Car Co. | Jeffersonville | 1887 | Ohio Falls Car Co. is listed under “Car Builders” in 1877 edition, Poor’s Directory of Railway Officials. |
| Ohio Falls Car Mfg. Co. | Jeffersonville, IN | 1876-1899/c1945 |
From Ohio Falls Car & Locomotive Company One of the original companies consolidated into American Car & Foundry. |
| Oil Well Supply Co. | Oswego, NY | 1900-1925 | |
|
Oliver, W.J., Mfg. Co. (W.J. Oliver Mfg. Co.) |
1908-1913 | ||
|
O’Meara, Michael O. (Michael O'Meara) |
Sherbrooke, QC | 1849-1854 | |
| Ontario Car & Foundry | London, ON | 1887- ?? | Successor to Ontario Car Company. Thomas Muir is named as Managing Director in its listing under “Car Builders” in 1877 edition, Poor’s Directory of Railway Officials. |
| Ontario Car Co. | T. Muir & Son | ||
| Ontario Foundry | Cobourg, ON | 1867-1873 | To Crossen Car Company |
| Orange Car & Supply | 1923 | ||
| Orange Iron Works | 1906-1913 | ||
| Orenstein & Koppel | German car builder; predecessor of Arthur Koppel Company, Koppel, PA, USA; still going strong in Europe, but building no railway equipment. | ||
| Orenstein-Arthur Koppel Co. | Koppel, PA | 1908-1917 |
From Arthur Koppel Company To Koppel Industrial Car & Equipment Company |
| Ortner Freight Car Co. |
Mt. Orab (Cincinnati), OH Covington, KY |
1953-1987 | Became part of Trinity Industries |
| Osceola Car Co. | Osceola Mills, PA | 1915? | |
| Osgood Bradley | Name of owner/founder of Bradley Car Works in its various permutations. See Bradley | ||
| Ostermann Mfg. Co. | West Pullman (Chicago), IL | 1906-1911 |
Freight car construction and repairing. H.C. Ostermann retired in 1909 and sold his stock to H.E. Delph, owner of West Pullman Car Works. Sued 1910 by IC RR for fraud relative to car repairs. To West Pullman Car Works [before 1910?] |
| Ottawa Car & Aircraft, Ltd. | Ottawa, ON | 1939-1947 | From Ottawa Car Mfg. Company |
| Ottawa Car Co. | Ottawa, ON | 1891-1917 | From Ahern & Soper
Car Works To Ottawa Car Mfg. Company |
| Ottawa Car Mfg. Co. | Ottawa, ON | 1917-1939 |
From Ottawa Car Company To Ottawa Car & Aircraft, Ltd. |
| Ottawa Car Works | Ottawa, KS | c1911 | |
| Oxford Co-operative Car Co. | Oxford, PA | 1873-1880 |
The small town of Oxford loaned workers $50,000 to start a car company.
The panic of 1873 almost did it in, but an 1880 fire finished the job. Built express cars #13 and #14 for the V&T 1874. |
| Company | Plant Location | Date | Successor, Comments or Cross-reference |
