| Event Name | Last Updated |
|---|---|
| Omaha Marching Invitational | 01/09/2023 |
| Omaha Marching Invitational | 02/20/2024 |
| Oologah Stallion Battalion Marching Invitational | 09/13/2016 |
| Oologah Stallion Battalion Marching Invitational | 09/12/2017 |
| Oologah Stallion Battalion Marching Invitational | 09/12/2017 |
| OSSAA Northeast Regional Marching Contest | 05/28/2018 |
| Out of the Gate Marching Exhibition | 07/15/2017 |
| Owasso Invitational | |
| Owasso Invitational | 10/1/2017 |
| Owasso Invitational | 09/06/2021 |
| Event Name | Last Updated |