June, Mesa. The largest scholastic team event in the West — 400+ varsity teams across three weekends, 5,000+ players, 900+ college coaches. Run by the Arizona Basketball Coaches Association during the NCAA June scholastic live period, so it's where college recruiting happens with your school team rather than a club roster.
National Prep Tournament in Fort Walton Beach, Florida takes both high school and post-grad programs. Applications stay open through October 31. If you want a competitive early-March slot without invitation-only barriers, this is the one to apply for.