OGTA offers five indoor championship Har-Tru tennis courts with both men's and ladies locker and dressing rooms, shower, and lavatory facilities. A pro-shop is maintained for the convenience or players where balls, tennis clothing, and other incidentals may be purchased, and where reservations can be made for individuals and lessons. OGTA also offers a full program for juniors and adults. Weekly and weekend clinics for children age 4 and up, and fun events during the fall and winter season. For adults, we offer group clinics by the season, and weekly drill and cardio clinics.