List of arcade video games: O List of arcade video games: O List of arcade video games: O

| Title | Alternate_Titles | Year_ | Manufacturer | Genres | Max_Players_ |
|---|---|---|---|---|---|
| Ocean Hunter, The | — | 1998 | Sega | Shooting gallery | 2 |
| Off Road Challenge | — | 1997 | Midway | Racing | 1 |
| Off Road Thunder | — | 2000 | Midway | Racing | 1 |
| Off The Wall | — | 1991 | Atari Games | Breakout | 2 |
| Oh My God! | — | 1993 | Atlus | Puzzle | 2 |
| Oishii Puzzle Wa Irimasen Ka | — | 1993 | Sunsoft | Puzzle | 2 |
| Oli-Boo-Chu | — | 1982 | Irem |  | 2 |
| Ollie King | — | 2004 | Smilebit |  |  |
| Omega Fighter | — | 1989 | UPL | Scrolling shooter | 2 |
| Omega Race | — | 1982 | Midway | Multidirectional shooter | 1 |
| One Shot One Kill | — |  | Playmark | Shooting gallery | 2 |
| Onna Sansirou - Typhoon Gal | — | 1985 | Taito |  | 2 |