High School Boys'  4x400 
        
            Event
                186Thursday 4:18 PM
            
        
        
        Nine fastest teams from Events #156-201 (minus #189) qualify to Championship Final, Event #333 (Friday, 4:00 pm). The leading team from the Philadelphia Public League, Philadelphia Catholic League, PIAA District I, South Jersey, Northern Delaware and the Philadelphia Inter-Academic League (events #191-201 and #190 area schools), and the remaining fastest teams from these races qualify for 12-team Philadelphia Area final, Event #332 (Friday, 3:55 pm).