see Brackets for Section XI Tournament
http://www.sectionxi.org/TOUR/bbkb.htm 

2023-24
Regional Semi-finals
3/4 at Center Moriches HS
Class B: West Hempstead at Pierson, 4 pm
Class D: Chapel Field at Smithtown Christian, 6:30 pm

Regional finals
3/9 at SUNY Farmingdale
Class AAA: Bay Shore at Baldwin, 5 pm
Class AA: HH Hills East at Elmont, 3 pm
Class A: Southampton at Friends Academy, 1 pm
Class D: South Kortright Central at Smithtown Christian, 10 am 

3/9 at Yorktown HS 
Class C: Southold at Haldane, 3 pm

NYSPHSAA Championship
https://nysphsaa.org/tournaments/?id=3&path=