Automobile Manufacturers Starting With The Letter O

Oakland (1907-1909) - Oakland Motor Car Co. Pontiac, MI 1907-1909
Oakland (1909-1919) - Oakland Motor Car Co. Pontiac, MI 1909-1919
Oakland (1920-1931) - Oakland Motor Car Co. Pontiac, MI 1920-1931
O'Connor - O'Connor Corp. Chicago, IL 1916
Odelot - Lawrence Stamping Co. Toledo, OH 1915
Ogren - Ogren Motor Car Co. Chicago, IL 1915
Ogren - Ogren Motor Works Chicago, IL; Waukegan, IL 1916-1918
Ogren - Ogren Motor Car Co. Milwaukee, WI 1919-1923
Ohio - Jewel Carriage Co. Cincinnati, OH 1909-1912
Ohio - OH Motor Car Co. Cincinnati, OH 1912
Ohio - Crescent Motor Co. Cincinnati, OH 1913
Okey - Okey Motor Car Co. Columbus, OH 1907-1908
Oldsmobile - Olds Motor Works Lansing, MI 1896-1943
Oldsmobile - Oldsmobile Division of General Motors Corp. Lansing, MI 1943 to date
Oliver - 1905
Olympian - Olympian Motors Co. Pontiac, MI 1917-1921
Omaha - Omaha Motor Car Co. Omaha, NE 1912-1913
Omega - Suspensions International Corp. Charlotte, NC 1968 to date
Only - Only Motor Car Co. Port Jefferson, NY 1909-1915
Orient Buckboard - The Waltham Mfg. Co. Waltham, MA 1903-1908
Orlo - Jackson Automobile Co. Jackson, MI 1904
Orson - Brightwood Mfg Co. Springfield, MA 1908-1909
Otto; Ottomobile - Otto Gas Engine Works Philadelphia, PA 1909-1911
Otto; Ottomobile - Ottomobile Co. Mt. Holly, N. 1912
Otto; Ottomobile - Ottomobile Co. Philadelphia, PA 1912
Ottokar (Ottocar) - Otto Konigslow Cleveland, OH 1903-1904
Ottomobile - (see Otto)
Overholt - The Overholt Co. Galesburg, IL 1909; 1912
Overland (see Willys)
Owatonna - Virtue & Pound Mfg Co. Owatonna, MN 1903
Owen - Owen Motor Car Co. Detroit, MI 1910-1914
Owen Magnetic: Crown Magnetic - Baker, Rauch & Lang Co. Cleveland, OH; Wilkes-Barre, PA 1914-1919
Owen Magnetic: Crown Magnetic - Owen Magnetic Motor Car Corp. Wilkes-Barre, PA 1919-1922
Owen-Schoeneck - The Owen-Schoeneck Co. Chicago, IL 1915-1916
Owen-Thomas - Owen-Thomas Motor Car Co. Janesville, WI 1909
Oxford - (see Detroit-Oxford)

1930 Oldsmobile Two Door Coupe