The Ocean Grove Bowls Club actively participates in the Geelong Region Pennant competition, which includes both Saturday Pennant and Midweek Pennant, played on Tuesdays. The Geelong Bowls Region competition comprises a total of 24 clubs.
In the 2022-23 season, OGBC fielded teams in various divisions of each competition, with a total of 96 players participating in Midweek Pennant. They had teams in Division 1 (2 Teams), Division 3 (2 Teams), Division 4, Division 5, Division 6, and Division 7.
For Saturday Pennant, the club had 124 players representing them. They competed in Premier Division (2 Teams), Division 1, Division 3, Division 5, Division 6, Division 7, and Division 8.
The club achieved notable success in the season, with four teams securing premierships in their respective divisions. The Midweek Division 1 team emerged as champions, while the Saturday Pennant saw victories in Premier Division, Division 5, and Division 6.