2026 Umpire Camp Hosting ApplicationRegister to host your 2026 umpire camp on the button belowPlease make sure you click on umpires, and the black bar at the top to apply to host an umpire camp. Umpire Camp Hosting Application
NewsOBA Announces Gavin Chester as Inaugural Dean Oberle Memorial Umpire Scholarship RecipientCelebrating Women and Girls in Umpiring at the Ontario Mega Girls TournamentOBA Announces 2026 Ontario Youth Team Roster for Baseball Canada CupOBA Announces 2026 R. Jack Middlemass Memorial Scholarship Recipient
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