Top Web Games: Games starting with O
Featured Game
This Year's Top Voted
| 1 | Operation Mafia | 67 Votes | Play |
| 2 | Ooze Saga | 24 Votes | Play |
| 3 | Online Football Manager | 24 Votes | Play |
| 4 | OviPets | 24 Votes | Play |
| 5 | One Piece Online | 24 Votes | Play |
| 6 | One Piece 2: Pirate King | 24 Votes | Play |
| 7 | Omerta | 19 Votes | Play |
| 8 | OGame | 19 Votes | Play |
| 9 | OuterCore | 16 Votes | Play |
| 10 | Omerta International | 15 Votes | Play |
| 11 | Operation-B | 15 Votes | Play |
| 12 | Orion's Belt | 13 Votes | Play |
| 13 | Orkfia II: Alliances At War | 12 Votes | Play |
Alphabetical order
| 1 | OGame | 6 Votes | Play |
| 2 | Omerta | 3 Votes | Play |
| 3 | Omerta International | 3 Votes | Play |
| 4 | One Piece 2: Pirate King | 6 Votes | Play |
| 5 | One Piece Online | 7 Votes | Play |
| 6 | Online Football Manager | 9 Votes | Play |
| 7 | Ooze Saga | 6 Votes | Play |
| 8 | Operation Mafia | 30 Votes | Play |
| 9 | Operation-B | 4 Votes | Play |
| 10 | Orion's Belt | 4 Votes | Play |
| 11 | Orkfia II: Alliances At War | 3 Votes | Play |
| 12 | OuterCore | 3 Votes | Play |
| 13 | OviPets | 6 Votes | Play |
