National Junior Basketball
National Junior Basketball (NJB) is a nonprofit organization that serves as a youth league with participants in California, Hawaii, Arizona, and Nevada. NJB provides several programs for players of different ages and skillsets, including:
Rookie League (Grades K-1): stresses the fundamentals of the game
Divisional Play Program (Grades 2-8): open to boys and girls and is the main play division
All-Net and BYT Programs: For advanced players designed to prepare them for high school
High School League: For players in grades 9-12 who do not participate with their high school team or are looking for off-season play
Tournaments and summer camps are also offered.
Find locations on their website.