Motorcycle Information and Photos by Marque: O
From WOI Encyclopedia Italia
| Motorcycle Information and Photos by Marque: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z |
| - O - | Years in Business | Location | Type of Vehicle |
|---|---|---|---|
| Oasa | 1930 - 1932 | Milano | |
| OCMA | 1953 - 1957 | Bergamo | |
| Oemmeci | |||
| Oliva | 1920 - 1923 | Vado Ligure | |
| Oliverio | 1929 - 1932 | ||
| Olmo | 1951 - 1961 | Celle Ligure | B |
| OMB | 1933 - 1934 | Torino | |
| OMC | 1933 - 1935 | Mp | |
| Omea | 1951 - 1953 | Milano | |
| Omer | 1968 - | Reggio Emilia | |
| OMN | 1924 - 1925 | Navarra | |
| OMT | 1953 - 1954 | Tollegno, Biella | |
| OPRA | 1927 - 1929 | Roma | |
| OR | 1928 - 1931 | Milano | |
| Orione | 1923 - 1928 | Milano | |
| Orix | 1949 - 1954 | Asti | |
| Oscar | 1965 - | Bologna | M |
| Ottolenghi | 1928 - 1932 | Aosta |
| Indicates type(s) of vehicles produced | |
|---|---|
| M | Motorcycle |
| S | Scooter |
| Mp | Moped |
| B | Bike engine |
| E | Engine manufacturer |
| T | Three wheeler |
| Motorcycle Information and Photos by Marque: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z |
| Car Information and Photos by Marque: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z |

