| Song Title | Artist | Genre |
|---|---|---|
| Open Your Heart | Jimmy Carris f./Polina | |
| Opera | Mat's Mattara f./Rockman | Dance |
| Operator | Vanessa Carlton | Top 40 |
| Ophelia | The Lumineers | Alternative |
| Opportunity Knoccs | Nick Javas | |
| Only You | Peetah | Rhythm/Urban |
| Ooh La La | Britney Spears | Dance |
| Only One | Sam Adams | |
| Only Prettier | Miranda Lambert | |
| Only Temporary | Bronze Radio Return | EDM |
